horn DODGE RAM 1500 1998 2.G Owner's Manual
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Page 644 of 2627

(5) The clockspring driver airbag pigtail wire con-
nectors are secured by integral latches to the airbag
inflator connector receptacles, which are located on
the back of the driver airbag housing. Depress the
latches on each side of the connector insulator and
pull the insulators straight out from the airbag infla-
tor to disconnect them from the connector recepta-
cles.(6) Remove the driver airbag from the steering
wheel.
(7) If the driver airbag has been deployed, the
clockspring must be replaced. (Refer to 8 - ELECTRI-
CAL/RESTRAINTS/CLOCKSPRING - REMOVAL).
DISASSEMBLY
The following procedures can be used to replace
the driver airbag trim cover and horn switch unit for
service. If the driver airbag is faulty or deployed, the
entire driver airbag, trim cover and horn switch must
be replaced as a unit.
WARNING: TO AVOID PERSONAL INJURY OR
DEATH, ON VEHICLES EQUIPPED WITH AIRBAGS,
DISABLE THE SUPPLEMENTAL RESTRAINT SYS-
TEM BEFORE ATTEMPTING ANY STEERING
WHEEL, STEERING COLUMN, AIRBAG, SEAT BELT
TENSIONER, IMPACT SENSOR, OR INSTRUMENT
PANEL COMPONENT DIAGNOSIS OR SERVICE.
DISCONNECT AND ISOLATE THE BATTERY NEGA-
TIVE (GROUND) CABLE, THEN WAIT TWO MINUTES
FOR THE SYSTEM CAPACITOR TO DISCHARGE
BEFORE PERFORMING FURTHER DIAGNOSIS OR
SERVICE. THIS IS THE ONLY SURE WAY TO DIS-
ABLE THE SUPPLEMENTAL RESTRAINT SYSTEM.
FAILURE TO TAKE THE PROPER PRECAUTIONS
COULD RESULT IN ACCIDENTAL AIRBAG DEPLOY-
MENT.
WARNING: TO AVOID PERSONAL INJURY OR
DEATH, SERVICE OF THIS UNIT SHOULD BE PER-
FORMED ONLY BY DAIMLERCHRYSLER-TRAINED
AND AUTHORIZED DEALER SERVICE TECHNI-
CIANS. FAILURE TO TAKE THE PROPER PRECAU-
TIONS OR TO FOLLOW THE PROPER
PROCEDURES COULD RESULT IN ACCIDENTAL,
INCOMPLETE, OR IMPROPER AIRBAG DEPLOY-
MENT AND POSSIBLE OCCUPANT INJURIES.
WARNING: TO AVOID PERSONAL INJURY OR
DEATH, USE EXTREME CARE TO PREVENT ANY
FOREIGN MATERIAL FROM ENTERING THE DRIVER
AIRBAG, OR BECOMING ENTRAPPED BETWEEN
THE DRIVER AIRBAG CUSHION AND THE DRIVER
AIRBAG TRIM COVER. FAILURE TO OBSERVE THIS
WARNING COULD RESULT IN OCCUPANT INJURIES
UPON AIRBAG DEPLOYMENT.
Fig. 23 Driver Airbag Remove/Install
1 - DRIVER AIRBAG
2 - STEERING WHEEL
3 - SCREW (2)
Fig. 24 Driver Airbag Connections
1 - DRIVER AIRBAG
2 - HORN SWITCH PIGTAIL WIRE CONNECTOR
3 - CLOCKSPRING PIGTAIL WIRE CONNECTOR (2)
4 - STEERING WHEEL WIRE HARNESS CONNECTOR
DRRESTRAINTS 8O - 25
DRIVER AIRBAG (Continued)
Page 645 of 2627

WARNING: TO AVOID PERSONAL INJURY OR
DEATH, THE DRIVER AIRBAG TRIM COVER MUST
NEVER BE PAINTED. REPLACEMENT TRIM COV-
ERS ARE SERVICED IN THE ORIGINAL COLORS.
PAINT MAY CHANGE THE WAY IN WHICH THE
MATERIAL OF THE TRIM COVER RESPONDS TO AN
AIRBAG DEPLOYMENT. FAILURE TO OBSERVE
THIS WARNING COULD RESULT IN OCCUPANT
INJURIES UPON AIRBAG DEPLOYMENT.
(1) Disconnect and isolate the battery negative
cable. Wait two minutes for the system capacitor to
discharge before further service.
(2) Remove the driver airbag from the steering
wheel (Refer to 8 - ELECTRICAL/RESTRAINTS/
DRIVER AIRBAG - REMOVAL).
(3) Place the driver airbag on a suitable clean and
dry work surface with the trim cover facing down. If
the trim cover will be reused, be certain to take the
proper precautions to prevent the trim cover from
receiving cosmetic damage during the following pro-
cedures.
(4) Carefully pry the horn switch feed pigtail wire
connector away from the back of the driver airbag
housing far enough to disengage the integral connec-
tor retainer from the locator hole just above the
upper right inflator mounting stud (Fig. 25).
(5) Remove the nut that secures the horn switch
ground pigtail wire eyelet terminal to the upper rightinflator stud on the back of the driver airbag hous-
ing.
(6) Remove the horn switch ground pigtail wire
eyelet terminal from the upper right inflator stud on
the back of the driver airbag housing.
(7) Disengage each of the twelve hooks of the air-
bag housing from the twelve windows in the vertical
walls of the trim cover, one wall at a time. Start by
disengaging the upper wall, then do each of the two
side walls, and finish with the lower wall. To disen-
gage the hooks, use hand pressure to push firmly
and evenly downward into the receptacle on the adja-
cent edge of the airbag housing, while at the same
time pushing outward on the upper edge of the
receptacle wall.
(8) With all of the hooks disengaged, lift the hous-
ing, inflator, and cushion as a unit from the recepta-
cle on the back of the driver airbag trim cover.
ASSEMBLY
The following procedures can be used to replace
the driver airbag trim cover and horn switch unit for
service. If the driver airbag is faulty or deployed, the
entire driver airbag, trim cover and horn switch must
be replaced as a unit.
WARNING: TO AVOID PERSONAL INJURY OR
DEATH, ON VEHICLES EQUIPPED WITH AIRBAGS,
DISABLE THE SUPPLEMENTAL RESTRAINT SYS-
TEM BEFORE ATTEMPTING ANY STEERING
WHEEL, STEERING COLUMN, AIRBAG, SEAT BELT
TENSIONER, IMPACT SENSOR, OR INSTRUMENT
PANEL COMPONENT DIAGNOSIS OR SERVICE.
DISCONNECT AND ISOLATE THE BATTERY NEGA-
TIVE (GROUND) CABLE, THEN WAIT TWO MINUTES
FOR THE SYSTEM CAPACITOR TO DISCHARGE
BEFORE PERFORMING FURTHER DIAGNOSIS OR
SERVICE. THIS IS THE ONLY SURE WAY TO DIS-
ABLE THE SUPPLEMENTAL RESTRAINT SYSTEM.
FAILURE TO TAKE THE PROPER PRECAUTIONS
COULD RESULT IN ACCIDENTAL AIRBAG DEPLOY-
MENT.
WARNING: TO AVOID PERSONAL INJURY OR
DEATH, SERVICE OF THIS UNIT SHOULD BE PER-
FORMED ONLY BY DAIMLERCHRYSLER-TRAINED
AND AUTHORIZED DEALER SERVICE TECHNI-
CIANS. FAILURE TO TAKE THE PROPER PRECAU-
TIONS OR TO FOLLOW THE PROPER
PROCEDURES COULD RESULT IN ACCIDENTAL,
INCOMPLETE, OR IMPROPER AIRBAG DEPLOY-
MENT AND POSSIBLE OCCUPANT INJURIES.
Fig. 25 Driver Airbag Disassembly
1 - HORN SWITCH FEED CONNECTOR
2 - HORN SWITCH GROUND EYELET TERMINAL
3 - HOUSING
4 - TRIM COVER
5 - HOOK (4 LOWER EDGE, 4 UPPER EDGE)
6 - HOOK (2 ON EACH SIDE)
8O - 26 RESTRAINTSDR
DRIVER AIRBAG (Continued)
Page 646 of 2627

WARNING: TO AVOID PERSONAL INJURY OR
DEATH, USE EXTREME CARE TO PREVENT ANY
FOREIGN MATERIAL FROM ENTERING THE DRIVER
AIRBAG, OR BECOMING ENTRAPPED BETWEEN
THE DRIVER AIRBAG CUSHION AND THE DRIVER
AIRBAG TRIM COVER. FAILURE TO OBSERVE THIS
WARNING COULD RESULT IN OCCUPANT INJURIES
UPON AIRBAG DEPLOYMENT.
WARNING: TO AVOID PERSONAL INJURY OR
DEATH, THE DRIVER AIRBAG TRIM COVER MUST
NEVER BE PAINTED. REPLACEMENT TRIM COV-
ERS ARE SERVICED IN THE ORIGINAL COLORS.
PAINT MAY CHANGE THE WAY IN WHICH THE
MATERIAL OF THE TRIM COVER RESPONDS TO AN
AIRBAG DEPLOYMENT. FAILURE TO OBSERVE
THIS WARNING COULD RESULT IN OCCUPANT
INJURIES UPON AIRBAG DEPLOYMENT.
(1) Place the driver airbag on a suitable work sur-
face with the airbag cushion facing up.
(2) Fold the two flaps of cushion material up
around the sides and over the top of the airbag cush-
ion retainer strap (Fig. 26).
(3) Position the new driver airbag trim cover over
the airbag cushion, then push the receptacle of the
trim cover down evenly over the cushion. Be certain
that the cushion material flaps remain oriented over
the cushion retainer strap as they were in Step 2.
(4) Turn the driver airbag and the new driver air-
bag trim cover over as a unit, and place the unit on a
suitable clean and dry work surface with the airbag
cushion facing down. Be certain to take the properprecautions to prevent the trim cover from receiving
cosmetic damage during the following procedures.
(5) Be certain that the horn switch feed and
ground pigtail wires are routed through the clearance
notch at the top of the airbag housing, between the
housing and the upper vertical wall of the trim cover
receptacle (Fig. 25).
(6) Work around the perimeter of the unit engag-
ing each of the twelve hooks on the driver airbag
housing through the windows in the walls of the trim
cover receptacle.
(7) After each of the twelve hooks on the driver
airbag housing has been engaged in a window of the
trim cover receptacle, try pulling the trim cover and
the airbag housing away from each other. This action
will fully seat the edges of the windows into the cra-
dles of the hooks.
(8) After all of the windows in the walls of the
trim cover receptacle have been fully seated in the
cradles of the hooks on the airbag housing, check
that the blocking tabs in each of the trim cover win-
dows is oriented over the airbag housing hooks as
shown in (Fig. 27).
(9) Install the horn switch ground pigtail wire eye-
let terminal over the upper right inflator stud on the
back of the driver airbag housing.
(10) Install and tighten the nut that secures the
horn switch ground pigtail wire eyelet terminal to
the upper right inflator stud on the back of the
Fig. 26 Driver Airbag Flaps
1 - FLAP (2)
2 - RETAINER STRAPFig. 27 Driver Airbag Trim Cover Blocking Tabs
1 - BLOCKING TAB (12)
2 - DRIVER AIRBAG TRIM COVER
3 - HORN SWITCH
4 - AIRBAG HOUSING HOOK (12)
DRRESTRAINTS 8O - 27
DRIVER AIRBAG (Continued)
Page 647 of 2627

driver airbag housing. Tighten the nut to 7 N´m (65
in. lbs.).
(11) Using hand pressure, push the integral
retainer of the horn switch feed pigtail wire connec-
tor into the locator hole just above the upper right
inflator mounting stud on the back of the driver air-
bag.
(12) Reinstall the driver airbag onto the steering
wheel (Refer to 8 - ELECTRICAL/RESTRAINTS/
DRIVER AIRBAG - INSTALLATION).
INSTALLATION
The following procedure is for replacement of a
faulty or damaged driver airbag. If the airbag is
faulty or damaged, but not deployed, review the rec-
ommended procedures for handling non-deployed
supplemental restraints. (Refer to 8 - ELECTRICAL/
RESTRAINTS - STANDARD PROCEDURE - HAN-
DLING NON-DEPLOYED SUPPLEMENTAL
RESTRAINTS). If the driver airbag has been
deployed, review the recommended procedures for
service after a supplemental restraint deployment
before removing the airbag from the vehicle. (Refer to
8 - ELECTRICAL/RESTRAINTS - STANDARD PRO-
CEDURE - SERVICE AFTER A SUPPLEMENTAL
RESTRAINT DEPLOYMENT).
WARNING: TO AVOID PERSONAL INJURY OR
DEATH, ON VEHICLES EQUIPPED WITH AIRBAGS,
DISABLE THE SUPPLEMENTAL RESTRAINT SYS-
TEM BEFORE ATTEMPTING ANY STEERING
WHEEL, STEERING COLUMN, AIRBAG, SEAT BELT
TENSIONER, IMPACT SENSOR, OR INSTRUMENT
PANEL COMPONENT DIAGNOSIS OR SERVICE.
DISCONNECT AND ISOLATE THE BATTERY NEGA-
TIVE (GROUND) CABLE, THEN WAIT TWO MINUTES
FOR THE SYSTEM CAPACITOR TO DISCHARGE
BEFORE PERFORMING FURTHER DIAGNOSIS OR
SERVICE. THIS IS THE ONLY SURE WAY TO DIS-
ABLE THE SUPPLEMENTAL RESTRAINT SYSTEM.
FAILURE TO TAKE THE PROPER PRECAUTIONS
COULD RESULT IN ACCIDENTAL AIRBAG DEPLOY-
MENT.
WARNING: TO AVOID PERSONAL INJURY OR
DEATH, USE EXTREME CARE TO PREVENT ANY
FOREIGN MATERIAL FROM ENTERING THE DRIVER
AIRBAG, OR BECOMING ENTRAPPED BETWEEN
THE DRIVER AIRBAG CUSHION AND THE DRIVER
AIRBAG TRIM COVER. FAILURE TO OBSERVE THIS
WARNING COULD RESULT IN OCCUPANT INJURIES
UPON AIRBAG DEPLOYMENT.WARNING: TO AVOID PERSONAL INJURY OR
DEATH, THE DRIVER AIRBAG TRIM COVER MUST
NEVER BE PAINTED. REPLACEMENT AIRBAGS
ARE SERVICED WITH TRIM COVERS IN THE ORIG-
INAL COLORS. PAINT MAY CHANGE THE WAY IN
WHICH THE MATERIAL OF THE TRIM COVER
RESPONDS TO AN AIRBAG DEPLOYMENT. FAIL-
URE TO OBSERVE THIS WARNING COULD RESULT
IN OCCUPANT INJURIES UPON AIRBAG DEPLOY-
MENT.
(1) Position the driver airbag close enough to the
steering wheel to reconnect the three electrical con-
nections on the back of the airbag housing (Fig. 24).
(2) When installing the driver airbag, reconnect
the two clockspring driver airbag pigtail wire connec-
tors to the airbag inflator connector receptacles by
pressing straight in on the connector. Be certain to
engage each keyed and color-coded connector to the
matching connector receptacle. You can be certain
that each connector is fully engaged in its receptacle
by listening carefully for a distinct, audible click as
the connector latches snap into place.
(3) Reconnect the steering wheel wire harness con-
nector for the horn switch to the horn switch feed
pigtail wire connector, which is located on the back of
the driver airbag housing.
(4) Carefully position the driver airbag in the
steering wheel (Fig. 23). Be certain that the clock-
spring pigtail wires and the steering wheel wire har-
ness in the steering wheel hub area are not pinched
between the driver airbag and the steering wheel
armature.
(5) From the underside of the steering wheel,
install and tighten the two screws that secure the
driver airbag to the steering wheel armature.
Tighten the screws to 10 N´m (90 in. lbs.).
(6) Do not reconnect the battery negative cable at
this time. The supplemental restraint system verifi-
cation test procedure should be performed following
service of any supplemental restraint system compo-
nent. (Refer to 8 - ELECTRICAL/RESTRAINTS -
STANDARD PROCEDURE - VERIFICATION TEST).
8O - 28 RESTRAINTSDR
DRIVER AIRBAG (Continued)
Page 692 of 2627

VEHICLE THEFT SECURITY
TABLE OF CONTENTS
page page
VEHICLE THEFT SECURITY
DESCRIPTION
DESCRIPTION - VEHICLE THEFT/
SECURITY SYSTEM....................1
DESCRIPTION - SENTRY KEY
IMMOBILIZER SYSTEM (SKIS)............1
DESCRIPTION ± SENTRY KEY
IMMOBILIZER MODULE (SKIM)............1
OPERATION
OPERATION - VEHICLE THEFT/SECURITY
SYSTEM.............................1
OPERATION - SENTRY KEY IMMOBILIZER
SYSTEM (SKIS)........................2
OPERATION ± SENTRY KEY IMMOBILIZER
MODULE (SKIM).......................2DIAGNOSIS AND TESTING
VEHICLE THEFT SECURITY SYSTEM......3
STANDARD PROCEDURE
CONFIGURING A NEW MODULE / SWITCH
OPERATING MODES....................3
SENTRY KEY IMMOBILIZER SYSTEM
INITIALIZATION........................3
SENTRY KEY IMMOBILIZER SYSTEM
TRANSPONDER PROGRAMMING..........4
SENTRY KEY IMMOBILIZER SYSTEM
INDICATOR LAMP
DESCRIPTION..........................5
OPERATION............................5
VEHICLE THEFT SECURITY
DESCRIPTION
DESCRIPTION - VEHICLE THEFT/SECURITY
SYSTEM
The Vehicle Theft/Security System (VTSS) is
designed to protect against whole vehicle theft. The
system monitors the vehicle doors and ignition for
unauthorized operation.
The VTSS activates:
²Sounding of the horn
²Flashing of the park lamps
²Flashing of the head lamps
The Remote Keyless Entry (RKE) has 1 mode of
operation,CUSTOMER USAGEmode. The cus-
tomer usage mode provides full functionality of the
module and is the mode in which the RKE module
should be operating when used by the customer.
DESCRIPTION - SENTRY KEY IMMOBILIZER
SYSTEM (SKIS)
The Sentry Key Immobilizer System (SKIS) is
designed to provide passive protection against unau-
thorized vehicle use by preventing the engine from
operating while the system is armed. The primary
components of this system are the Sentry Key Immo-
bilizer Module (SKIM), the Sentry Key transponder,
the Vehicle Theft/Security System (VTSS) indicator
LED, and the Powertrain Control Module (PCM).The SKIM is installed on the steering column near
the ignition lock cylinder. The transponder is located
under the molded rubber cap on the head of the igni-
tion key. The VTSS indicator LED is located in the
instrument cluster.
DESCRIPTION ± SENTRY KEY IMMOBILIZER
MODULE (SKIM)
The Sentry Key Immobilizer Module (SKIM) con-
tains a Radio Frequency (RF) transceiver and a cen-
tral processing unit, which includes the Sentry Key
Immobilizer System (SKIS) program logic. The SKIS
programming enables the SKIM to program and
retain in memory the codes of at least two, but no
more than eight electronically coded Sentry Key
transponders. The SKIS programming also enables
the SKIM to communicate over the Programmable
Communication Interface (PCI) bus network with the
Powertrain Control Module (PCM), and/or the
DRBIIItscan tool.
OPERATION
OPERATION - VEHICLE THEFT/SECURITY
SYSTEM
When in theCustomer Usagemode of operation,
the system is armed when the vehicle is locked using
the:
²Power Door Lock Switches
²Remote Keyless Entry (RKE) Transmitter
²Key Cylinder Switches
DRVEHICLE THEFT SECURITY 8Q - 1
Page 693 of 2627

After the vehicle is locked and the last door is
closed, the VTSS indicator in the instrument cluster
will flash quickly for 16 seconds, indicating that the
arming is in process. After 16 seconds, the LED will
continue to flash at a slower rate indicating that the
system is armed.
VTSS disarming occurs upon normal vehicle entry
by unlocking either door via the key cylinder or RKE
transmitter, or by starting the vehicle with a valid
Sentry Key. This disarming will also halt the alarm
once it has been activated.
A tamper alert exists to notify the driver that the
system has been activated. This alert consists of 3
horn pulses and the security telltale flashing for 30
seconds when the vehicle is disarmed. The tamper
alert will not occur if disarmed while alarming.
The VTSS will not arm by mechanically locking the
vehicle doors. This will manually override the sys-
tem.
OPERATION - SENTRY KEY IMMOBILIZER
SYSTEM (SKIS)
The SKIS includes two valid Sentry Key transpon-
ders from the factory. These two Sentry Keys can be
used to program additional non-coded blank Sentry
Keys. These blank keys can be cut to match a valid
ignition key, but the engine will not start unless the
key transponder is also programmed to the vehicle.
The SKIS will recognize no more than eight valid
Sentry Key transponders at any one time.
The SKIS performs a self-test each time the igni-
tion switch is turned to the ON position, and will
store Diagnostic Trouble Codes (DTC's) if a system
malfunction is detected. The SKIS can be diagnosed,
and any stored DTC can be retrieved using a
DRBIIItscan tool as described in the proper Power-
train Diagnostic Procedures manual.
OPERATION ± SENTRY KEY IMMOBILIZER
MODULE (SKIM)
The SKIM transmits and receives RF signals
through a tuned antenna enclosed within a molded
plastic ring formation that is integral to the SKIM
housing. When the SKIM is properly installed on the
steering column, the antenna ring is oriented around
the circumference of the ignition lock cylinder hous-
ing. This antenna ring must be located within eight
millimeters (0.31 inches) of the Sentry Key in order
to ensure proper RF communication between the
SKIM and the Sentry Key transponder.
For added system security, each SKIM is pro-
grammed with a unique ªSecret Keyº code and a
security code. The SKIM keeps the ªSecret Keyº code
in memory. The SKIM also sends the ªSecret Keyº
code to each of the programmed Sentry Key tran-
sponders. The security code is used by the assemblyplant to access the SKIS for initialization, or by the
dealer technician to access the system for service.
The SKIM also stores in its memory the Vehicle
Identification Number (VIN), which it learns through
a PCI bus message from the PCM during initializa-
tion.
The SKIM and the PCM both use software that
includes a rolling code algorithm strategy, which
helps to reduce the possibility of unauthorized SKIS
disarming. The rolling code algorithm ensures secu-
rity by preventing an override of the SKIS through
the unauthorized substitution of the SKIM or the
PCM. However, the use of this strategy also means
that replacement of either the SKIM or the PCM
units will require a system initialization procedure to
restore system operation.
When the ignition switch is turned to the ON or
START positions, the SKIM transmits an RF signal
to excite the Sentry Key transponder. The SKIM then
listens for a return RF signal from the transponder
of the Sentry Key that is inserted in the ignition lock
cylinder. If the SKIM receives an RF signal with
valid ªSecret Keyº and transponder identification
codes, the SKIM sends a ªvalid keyº message to the
PCM over the PCI bus. If the SKIM receives an
invalid RF signal or no response, it sends ªinvalid
keyº messages to the PCM. The PCM will enable or
disable engine operation based upon the status of the
SKIM messages.
The SKIM also sends messages to the Instrument
Cluster which controls the VTSS indicator. The
SKIM sends messages to the Instrument Cluster to
turn the indicator on for about three seconds when
the ignition switch is turned to the ON position as a
ªbulbº test. After completion of the ªbulbº test, the
SKIM sends bus messages to keep the indicator off
for a duration of about one second. Then the SKIM
sends messages to turn the indicator on or off based
upon the results of the SKIS self-tests. If the VTSS
indicator comes on and stays on after the ªbulb testº,
it indicates that the SKIM has detected a system
malfunction and/or that the SKIS has become inoper-
ative.
If the SKIM detects an invalid key when the igni-
tion switch is turned to the ON position, it sends
messages to flash the VTSS indicator. The SKIM can
also send messages to flash the indicator to serve as
an indication to the customer that the SKIS has been
placed in its ªCustomer Learnº programming mode.
See Sentry Key Immobilizer System Transponder
Programming in this section for more information on
the ªCustomer Learnº programming mode.
For diagnosis or initialization of the SKIM and the
PCM, a DRBIIItscan tool and the proper Powertrain
Diagnostic Procedures manual are required. The
8Q - 2 VEHICLE THEFT SECURITYDR
VEHICLE THEFT SECURITY (Continued)
Page 726 of 2627

WIRING
TABLE OF CONTENTS
page page
WIRING DIAGRAM INFORMATION....... 8W-01-1
COMPONENT INDEX.................. 8W-02-1
POWER DISTRIBUTION............... 8W-10-1
GROUND DISTRIBUTION.............. 8W-15-1
BUS COMMUNICATIONS.............. 8W-18-1
CHARGING SYSTEM.................. 8W-20-1
STARTING SYSTEM.................. 8W-21-1
FUEL/IGNITION SYSTEM.............. 8W-30-1
TRANSMISSION CONTROL SYSTEM..... 8W-31-1
VEHICLE SPEED CONTROL............ 8W-33-1
REAR WHEEL ANTILOCK BRAKES....... 8W-34-1
ALL WHEEL ANTILOCK BRAKES........ 8W-35-1
VEHICLE THEFT SECURITY SYSTEM..... 8W-39-1
INSTRUMENT CLUSTER............... 8W-40-1
HORN/CIGAR LIGHTER/POWER OUTLET . . 8W-41-1
AIR CONDITIONING.................. 8W-42-1
AIRBAG SYSTEM.................... 8W-43-1
INTERIOR LIGHTING.................. 8W-44-1AUDIO SYSTEM..................... 8W-47-1
REAR WINDOW DEFOGGER............ 8W-48-1
OVERHEAD CONSOLE................. 8W-49-1
FRONT LIGHTING.................... 8W-50-1
REAR LIGHTING..................... 8W-51-1
TURN SIGNALS...................... 8W-52-1
WIPERS............................ 8W-53-1
TRAILER TOW....................... 8W-54-1
NAVIGATION/TELECOMMUNICATION..... 8W-55-1
POWER WINDOWS................... 8W-60-1
POWER DOOR LOCKS................ 8W-61-1
POWER MIRRORS................... 8W-62-1
POWER SEATS...................... 8W-63-1
SPLICE INFORMATION................ 8W-70-1
CONNECTOR PIN-OUTS............... 8W-80-1
CONNECTOR/GROUND/SPLICE
LOCATION........................ 8W-91-1
POWER DISTRIBUTION............... 8W-97-1 DRWIRING 8W - 1
Page 744 of 2627

8W-02 COMPONENT INDEX
Component Page
A/C Compressor Clutch................. 8W-42
A/C Compressor Clutch Relay............ 8W-42
A/C Pressure Transducer................ 8W-42
A/C-Heater Control.................... 8W-42
Accelerator Pedal Position Sensor......... 8W-30
Adjustable Pedal Motor................. 8W-30
Adjustable Pedal Relay................. 8W-30
Adjustable Pedal Switch................ 8W-30
Airbag Control Module................. 8W-43
Airbag-Squibs........................ 8W-43
Airbag-Curtains....................... 8W-43
Airbag-Passenger On/Off Switch.......... 8W-43
Ambient Temperature Sensor............ 8W-49
Amplifier Audio....................... 8W-47
Ashtray Lamp........................ 8W-44
Auto Shut Down Relay................. 8W-30
Automatic Day/Night Mirror.......... 8W-49, 55
Auxiliary Battery..................... 8W-20
Backup Lamp Switch.................. 8W-51
Battery............................. 8W-20
Battery Temperature Sensor............. 8W-30
Blend Door Actuators.................. 8W-42
Blower Motor......................... 8W-42
Blower Motor Resistor Block............. 8W-42
Brake Fluid Level Switch............ 8W-34, 35
Brake Lamp Switch.................... 8W-33
Brake Transmission Shift Interlock
Solenoid........................... 8W-40
Camshaft Position Sensor............... 8W-30
Capacitor............................ 8W-30
Center High Mounted Stop Lamp-
Aftermarket........................ 8W-51
Center High Mounted Stop Lamp/Cargo
Lamp.......................... 8W-44, 51
Cigar Lighter Outlet................... 8W-41
Circuit Breaker....................... 8W-10
Clearance Lamps...................... 8W-50
Clockspring................. 8W-33, 41, 43, 47
Clutch Interlock Brake Switch........... 8W-21
Coil On Plugs........................ 8W-30
Compass/Mini-Trip Computer............ 8W-49
Condenser Fan....................... 8W-42
Condenser Fan Relay.................. 8W-42
Controller Antilock Brake............ 8W-34, 35
Crankshaft Position Sensor.............. 8W-30
Cylinder Lock Switch-Driver............. 8W-61
Data Link Connector................... 8W-18
Data Link Connector-Engine............. 8W-18
Dome Lamp....................... 8W-44, 49
Door Ajar Switches.................... 8W-40
Door Lock Motor/Ajar Switches........ 8W-40, 61
Door Lock Switch-Passenger............. 8W-61Component Page
Door Module................... 8W-60, 61, 62
EGR Solenoid........................ 8W-30
Electric Backlight..................... 8W-48
Electric Brake Provision................ 8W-54
Electronic Throttle Control Module........ 8W-30
Engine Control Module................. 8W-30
Engine Coolant Temperature Sensor....... 8W-30
Engine Oil Pressure Switch.............. 8W-30
EVAP/Purge Solenoid.................. 8W-30
Evaporator Temperature Sensor.......... 8W-42
Fender Lamps........................ 8W-51
Fog Lamp Relay...................... 8W-50
Fog Lamps.......................... 8W-50
Front Control Module.................. 8W-10
Fuel Control Actuator.................. 8W-30
Fuel Heater.......................... 8W-30
Fuel Heater Relay..................... 8W-30
Fuel Injector Packs.................... 8W-30
Fuel Injectors........................ 8W-30
Fuel Pump Module.................... 8W-30
Fuel Pump Motor..................... 8W-30
Fuel Pump Relay...................... 8W-30
Fuses............................ 8W-10, 33
Fusible Link......................... 8W-10
Generator........................... 8W-20
Glove Box Lamp And Switch............. 8W-44
Grounds............................ 8W-15
Hands Free Module.................... 8W-55
Headlamp Switch.................. 8W-40, 50
Headlamps.......................... 8W-50
Heated Mirror Relay................... 8W-62
Heated Seat Cushions.................. 8W-63
Horn Relay.......................... 8W-41
Horn Switch......................... 8W-41
Horn-High Note....................... 8W-41
Horn-Low Note....................... 8W-41
Idle Air Control Motor.................. 8W-30
Ignition Switch....................... 8W-10
Inlet Air Temperature Sensor............ 8W-30
Input Speed Sensor.................... 8W-31
Instrument Cluster.................... 8W-40
Intake Air Heater Relays............... 8W-30
Intake Air Temperature Sensor........... 8W-30
Intake Air Temperature/Manifold Absolute
Pressure Sensor..................... 8W-30
Integrated Power Module............... 8W-10
Knock Sensosr........................ 8W-30
License Lamps....................... 8W-51
Lift Pump Motor...................... 8W-30
Line Pressure Sensor................ 8W-30, 31
Lumbar Motors....................... 8W-63
Lumbar Switch....................... 8W-63
DR8W-02 COMPONENT INDEX 8W - 02 - 1
Page 746 of 2627

8W-10 POWER DISTRIBUTION
Component Page
A/C Compressor Clutch....................8W-10-17, 40
A/C Compressor Clutch Relay.................8W-10-17, 40
A/C-Heater Control....................8W-10-42, 43, 49
Adjustable Pedal Relay....................8W-10-15, 32
Adjustable Pedal Switch..................8W-10-15, 32, 42
Airbag Control Module.....................8W-10-42, 44
Airbag-Passenger On/Off Switch.................8W-10-42
Ambient Temperature Sensor.................8W-10-48, 50
Amplifier Audio..........................8W-10-31
Ashtray Lamp...........................8W-10-35
Auto Shut Down Relay....................8W-10-12, 19
Automatic Day/Night Mirror.................8W-10-41, 48
Auxiliary Battery.........................8W-10-12
Backup Lamp Switch.....................8W-10-44, 49
Battery.............................8W-10-12, 19
Blower Motor............................8W-10-52
Brake Lamp Switch....................8W-10-14, 30, 40
Capacitor..............................8W-10-22
Cigar Lighter Outlet........................8W-10-46
Circuit Breaker...........................8W-10-52
Clearance Lamp No. 1.......................8W-10-35
Clearance Lamp No. 2.......................8W-10-35
Clearance Lamp No. 3.......................8W-10-35
Clearance Lamp No. 4.......................8W-10-35
Clearance Lamp No. 5.......................8W-10-35
Clutch Interlock Brake Switch..................8W-10-37
Coil On Plug No. 1.......................8W-10-20, 23
Coil On Plug No. 2.......................8W-10-21, 22
Coil On Plug No. 3.......................8W-10-20, 23
Coil On Plug No. 4.......................8W-10-21, 22
Coil On Plug No. 5.......................8W-10-20, 23
Coil On Plug No. 6.......................8W-10-21, 22
Coil On Plug No. 7.......................8W-10-20, 23
Coil On Plug No. 8.......................8W-10-21, 22
Compass/Mini-Trip Computer...............8W-10-31, 39, 41
Condenser Fan.........................8W-10-18, 45
Condenser Fan Relay.....................8W-10-18, 45
Controller Antilock Brake.................8W-10-14, 28, 44
Data Link Connector......................8W-10-30, 50
Door Lock Switch-Passenger....................8W-10-41
Driver Door Module....................8W-10-15, 32, 52
Electric Backlight.........................8W-10-49
Electric Brake Provision....................8W-10-12, 19
Engine Control Module................8W-10-12, 26, 38, 40
Fender Lamp-Front Left......................8W-10-35
Fender Lamp-Front Right.....................8W-10-35
Fender Lamp-Rear Left......................8W-10-35
Fender Lamp-Rear Right.....................8W-10-35
Fog Lamp Relay........................8W-10-16, 36
Fog Lamp-Left...........................8W-10-36
Fog Lamp-Right..........................8W-10-36
Front Control Module . 8W-10-13, 26, 29, 30, 32, 33, 34, 36, 47, 48, 50, 51
Fuel Heater............................8W-10-53
Fuel Heater Relay.....................8W-10-18, 40, 53
Fuel Injector No. 1.......................8W-10-23, 24
Fuel Injector No. 2.......................8W-10-21, 22
Fuel Injector No. 3.......................8W-10-23, 24
Fuel Injector No. 4.......................8W-10-21, 22
Fuel Injector No. 5.......................8W-10-23, 24
Fuel Injector No. 6.......................8W-10-21, 22
Fuel Injector No. 7.......................8W-10-23, 24
Fuel Injector No. 8.......................8W-10-21, 22
Fuel Pump Module.......................8W-10-17, 39
Fuel Pump Relay......................8W-10-17, 39, 40
Fuse 1.............................8W-10-12, 19
Fuse 2...........................8W-10-12, 13, 19
Fuse 3.............................8W-10-13, 25
Fuse 4.............................8W-10-13, 25
Fuse 5.......................8W-10-12, 13, 14, 26, 27
Fuse 6...........................8W-10-13, 14, 28
Fuse 7.............................8W-10-14, 28
Fuse 8.............................8W-10-15, 29
Fuse 9.............................8W-10-13, 25
Fuse 10.............................8W-10-13, 25
Fuse 11...........................8W-10-13, 14, 30
Fuse 12...........................8W-10-18, 45, 53
Fuse 13.............................8W-10-13, 30
Fuse 14.............................8W-10-15, 37
Fuse 15...........................8W-10-16, 17, 34
Fuse 16.............................8W-10-17, 40
Fuse 17...........................8W-10-17, 18, 39
Fuse 18.............................8W-10-14, 30
Fuse 19.............................8W-10-14, 31
Fuse 20.............................8W-10-13, 25
Fuse 21.............................8W-10-14, 31
Fuse 22.............................8W-10-14, 31
Fuse 23.............................8W-10-14, 31
Fuse 24.............................8W-10-14, 30Component Page
Fuse 25.............................8W-10-14, 31
Fuse 26...............................8W-10-49
Fuse 27...........................8W-10-17, 18, 43
Fuse 28.............................8W-10-40, 41
Fuse 29...............................8W-10-46
Fuse 32.............................8W-10-17, 34
Fuse 33.............................8W-10-17, 34
Fuse 34.............................8W-10-17, 34
Fuse 35...............................8W-10-44
Fuse 36...............................8W-10-43
Fuse 37...............................8W-10-44
Fuse 38.............................8W-10-43, 44
Fuse 40...........................8W-10-15, 16, 32
Fuse 41.............................8W-10-16, 36
Fuse 42.............................8W-10-14, 32
Fuse 43.............................8W-10-14, 32
Fuse 45...........................8W-10-16, 17, 36
Fuse 46...........................8W-10-15, 16, 33
Fuse 47.............................8W-10-16, 33
Fuse 48.............................8W-10-15, 32
Fuse 49.............................8W-10-12, 19
Fuse 50.............................8W-10-26, 40
Fuse 51...........................8W-10-14, 15, 30
Fuse 52.............................8W-10-43, 44
Fuse 53...............................8W-10-41
Fusible Link............................8W-10-12
G104........................8W-10-27, 29, 47, 48, 53
G201................................8W-10-25
Generator..............................8W-10-12
Headlamp Switch.........................8W-10-36
Headlamp-Left...........................8W-10-51
Headlamp-Right..........................8W-10-51
Heated Mirror Relay......................8W-10-18, 43
Horn Relay...........................8W-10-16, 36
Horn-High Note..........................8W-10-36
Horn-Low Note...........................8W-10-36
Ignition Switch...............8W-10-13, 25, 37, 41, 44, 46, 52
Instrument Cluster............8W-10-14, 25, 30, 31, 41, 46, 52
Integrated Power Module . . 8W-10-3, 4, 12, 13, 14, 15, 16, 17, 18, 19, 25,
26, 27, 28, 29, 30, 31, 32, 33, 34, 36, 37, 39, 40, 41, 42, 43, 44, 45, 46,
47, 48, 49, 50, 51, 53
License Lamp-Left.........................8W-10-34
License Lamp-Right........................8W-10-34
Oxygen Sensor Downstream Relay..............8W-10-12, 19
Park Lamp Relay.......................8W-10-17, 34
Park/Turn Signal Lamp-Left Front..............8W-10-34, 47
Park/Turn Signal Lamp-Right Front.............8W-10-34, 47
Passenger Lumbar Switch.....................8W-10-28
Power Mirror-Left.........................8W-10-43
Power Mirror-Right........................8W-10-43
Power Outlet..........................8W-10-14, 31
Power Outlet-Console.....................8W-10-14, 32
Power Seat Switch-Driver.....................8W-10-28
Power Seat Switch-Passenger...................8W-10-28
Power Window Circuit Breaker..................8W-10-52
Powertrain Control Module . . 8W-10-18, 19, 22, 27, 31, 37, 39, 40, 45, 52
PTCNo.1 .........................8W-10-39, 40, 41
PTCNo.2 .............................8W-10-46
PTCNo.5 .............................8W-10-33
Radio..............................8W-10-30, 46
Rear Window Defogger Relay...................8W-10-49
Seat Belt Tensioner Reducer....................8W-10-46
Seat Heater Interface Module...................8W-10-32
Sentry Key Immobilizer Module..............8W-10-31, 39, 40
Starter Motor..........................8W-10-15, 37
Starter Motor Relay......................8W-10-15, 37
Tail/Stop/Turn Signal Lamp-Left...........8W-10-34, 47, 48, 50
Tail/Stop/Turn Signal Lamp-Right..........8W-10-35, 47, 48, 50
Tailgate Lamp...........................8W-10-34
Trailer Tow Connector.................8W-10-16, 17, 33, 34
Trailer Tow Connector-Add On..........8W-10-14, 31, 33, 34, 48
Trailer Tow Left Turn Relay..................8W-10-16, 33
Trailer Tow Right Turn Relay.................8W-10-16, 33
Transfer Case Control Module...............8W-10-14, 32, 37
Transfer Case Selector Switch...................8W-10-41
Transmission Control Relay................8W-10-13, 26, 27
Transmission Range Sensor................8W-10-38, 44, 49
Transmission Solenoid Assembly.................8W-10-26
Transmission Solenoid/TRS Assembly...........8W-10-27, 44, 49
Underhood Lamp..........................8W-10-30
Vistronic Fan Drive........................8W-10-43
Washer Fluid Level Switch....................8W-10-48
Washer Pump Motor-Front....................8W-10-48
Wiper High/Low Relay.....................8W-10-15, 29
Wiper Motor-Front.......................8W-10-29, 48
Wiper On/Off Relay......................8W-10-15, 29
DR8W-10 POWER DISTRIBUTION 8W - 10 - 1
Page 798 of 2627

8W-15 GROUND DISTRIBUTION
Component Page
A/C Compressor Clutch................ 8W-15-5, 8
A/C-Heater Control.................. 8W-15-9, 12
Adjustable Pedal Switch................ 8W-15-12
Airbag Control Module................. 8W-15-15
Amplifier Audio...................... 8W-15-11
Ashtray Lamp....................... 8W-15-11
Automatic Day/Night Mirror.............. 8W-15-9
Auxiliary Battery...................... 8W-15-7
Battery............................. 8W-15-7
Brake Lamp Switch.................... 8W-15-9
Brake Transmission Shift Interlock Solenoid . . 8W-15-14
Center High Mounted Stop Lamp/Cargo Lamp . 8W-15-14
Cigar Lighter Outlet................... 8W-15-12
Clearance Lamp No. 1.................. 8W-15-13
Clearance Lamp No. 2.................. 8W-15-13
Clearance Lamp No. 3.................. 8W-15-13
Clearance Lamp No. 4.................. 8W-15-13
Clearance Lamp No. 5.................. 8W-15-13
Clockspring......................... 8W-15-10
Clutch Interlock Brake Switch............. 8W-15-3
Compass/Mini-Trip Computer.............. 8W-15-9
Condenser Fan........................ 8W-15-4
Cylinder Lock Switch-Driver............. 8W-15-17
Data Link Connector.................... 8W-15-9
Data Link Connector-Engine.............. 8W-15-8
Dome Lamp......................... 8W-15-14
Door Ajar Switch-Driver................ 8W-15-17
Door Ajar Switch-Left Rear.............. 8W-15-16
Door Ajar Switch-Passenger.............. 8W-15-17
Door Ajar Switch-Right Rear............. 8W-15-16
Door Lock Motor/Ajar Switch-Driver........ 8W-15-17
Door Lock Motor/Ajar Switch-Left Rear...... 8W-15-16
Door Lock Motor/Ajar Switch-Passenger..... 8W-15-17
Door Lock Motor/Ajar Switch-Right Rear..... 8W-15-16
Door Lock Switch-Passenger.............. 8W-15-17
Driver Door Module................... 8W-15-18
EGR Solenoid......................... 8W-15-5
Electric Brake Provision................. 8W-15-4
Engine Control Module.................. 8W-15-8
Fender Lamp-Front Left................. 8W-15-2
Fender Lamp-Front Right................ 8W-15-2
Fender Lamp-Rear Left.................. 8W-15-2
Fender Lamp-Rear Right................. 8W-15-2
Fog Lamp-Left........................ 8W-15-3
Fog Lamp-Right....................... 8W-15-3
Fuel Heater.......................... 8W-15-8
Fuel Pump Module..................... 8W-15-4
G100............................... 8W-15-7
G101............................... 8W-15-7
G102............................... 8W-15-7
G104.......................... 8W-15-3, 4, 15
G105............................... 8W-15-7
G107............................. 8W-15-5, 6
G108............................... 8W-15-7
G109............................... 8W-15-7
G114............................... 8W-15-8
G120............................... 8W-15-8
G201............................ 8W-15-9, 10Component Page
G202......................... 8W-15-11, 12, 14
G204.............................. 8W-15-15
G301.............................. 8W-15-16
G302.............................. 8W-15-18
Generator.......................... 8W-15-6, 8
Glove Box Lamp And Switch............. 8W-15-12
Hands Free Module.................... 8W-15-11
Headlamp Switch..................... 8W-15-14
Headlamp-Left........................ 8W-15-3
Headlamp-Right....................... 8W-15-7
Heated Seat Cushion-Driver.............. 8W-15-18
Heated Seat Cushion-Passenger........... 8W-15-19
Heated Seat Switch-Driver............... 8W-15-12
Heated Seat Switch-Passenger............ 8W-15-12
Horn-High Note....................... 8W-15-4
Horn-Low Note........................ 8W-15-4
Ignition Switch....................... 8W-15-10
Instrument Cluster................. 8W-15-10, 14
Intake Air Heater Relay No. 1............. 8W-15-7
Intake Air Heater Relay No. 2............. 8W-15-7
Integrated Power Module............... 8W-15-3, 4
License Lamp-Left..................... 8W-15-2
License Lamp-Right.................... 8W-15-2
Lift Pump Motor....................... 8W-15-8
Natural Vacuum Leak Detection Assembly..... 8W-15-6
Overhead Map/Reading Lamp............ 8W-15-14
Oxygen Sensor 1/1 Upstream.............. 8W-15-6
Oxygen Sensor 1/2 Downstream............ 8W-15-6
Oxygen Sensor 2/1 Upstream.............. 8W-15-6
Oxygen Sensor 2/2 Downstream............ 8W-15-6
Park/Turn Signal Lamp-Left Front.......... 8W-15-4
Park/Turn Signal Lamp-Right Front......... 8W-15-7
Passenger Lumbar Switch............... 8W-15-19
Power Mirror-Left..................... 8W-15-18
Power Mirror-Right.................... 8W-15-18
Power Outlet........................ 8W-15-12
Power Outlet-Console................ 8W-15-15, 19
Power Seat Switch-Driver............... 8W-15-18
Power Seat Switch-Passenger............. 8W-15-19
Power Steering Pressure Switch............ 8W-15-5
Powertrain Control Module............. 8W-15-5, 6
Radio.............................. 8W-15-11
Seat Belt Switch-Driver................. 8W-15-16
Seat Heater Interface Module............. 8W-15-16
Sentry Key Immobilizer Module........... 8W-15-10
Speed Control Servo.................... 8W-15-3
Tail/Stop/Turn Signal Lamp-Left........... 8W-15-2
Tail/Stop/Turn Signal Lamp-Right.......... 8W-15-2
Tailgate Lamp........................ 8W-15-2
Tow/Haul Overdrive Switch............... 8W-15-9
Trailer Tow Connector................... 8W-15-4
Trailer Tow Connector-Add On............. 8W-15-4
Transfer Case Control Module............ 8W-15-15
Transfer Case Selector Switch........... 8W-15-4, 15
Vacuum Pump........................ 8W-15-7
Washer Fluid Level Switch.............. 8W-15-3, 7
Washer Pump Motor-Front............... 8W-15-7
Wiper Motor-Front..................... 8W-15-4
DR8W-15 GROUND DISTRIBUTION 8W - 15 - 1