lock FORD MUSTANG 2003 Workshop Manual

DIAGNOSIS AND TESTING
Multifunction Electronic Module
For warning chime concerns, refer to
Section 413 - 09 .
For courtesy lamps/illuminated entry and battery saver concerns, refer to Section 417 - 02 .
For one- touch window concerns, refer to Section 501 - 11 .
For wiper/washer control and interval timer concerns, refer to Section 501 - 16 .
For keyless entry and power door lock concerns, refer to Section 501 - 14B .
For anti- theft concerns, refer to Section 419 - 01 .
SECTION 419-
10: Multifunction Electronic Control Modules 2003 Mustang Workshop Manual Klj . 1 ba
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REMOVAL AND INSTALLATION
Module —
Generic Electronic (GEM)
Removal
1. CAUTION: Electronic modules are sensitive to static electrical charges. If exposed
to these charges, damage may result.
Disconnect the battery ground cable (14301).
2. Remove the generic electronic module (GEM)(14B205). 1. Remove the five electrical connectors.
2. Release the locking tab and slide the module off the bracket.
Installation 1. NOTE: When the battery (10655) is disconnected and reconnected, some abnormal drive
symptoms may occur while the vehicle relearns its adaptive strategy. The vehicle may need to
be driven 10 mile s (16 km) or more to relearn the strategy.
To install, reverse the removal procedure.
SECTION 419-
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z
seat control switch (14C715)
z front seat backrest pad adjusting pump (65530)
z front seat adjusting motor drive tube (618B62)
z system wiring and circuit protection
z front seat backrest adjusting hose (65528)
z driver backrest and cushion bolster (Cobra)
z driver bolster and lumbar adjusting pad pump motor and solenoid module (Cobra)
z driver bolster and lumbar control switch (Cobra)
z driver seat cushion adjusting hose (Cobra)
Seats — Front Seat Backrest Latch
NOTE: Under no circumstances are the front seat backrest latch components to be repaired as
individual components. If a front seat backrest latch (62648) or component is non- functional or
damaged, a new front seat backrest latch must be installed.
A release handle on the outboard rear corner of the seat backrest is manually operated to unlock the
front seat backrest latch.
Rear Seat
The rear seat cushion pad and frame (600A88) is retained in the following manner:
zPins are located on the bottom front of the rear seat cushion pad and frame which secure the
rear seat cushion pad and frame to the front floor pan (11135).
z The pins are inserted into locking plates on the floor crossmember with a push button release.
z The bottom of the rear seatback frame is retained with screws to the front floor pan. Klj . 2 ba
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Short to Battery
B1317 Battery Voltage High GEM GO to
Section 414 - 00 .
B1318 Battery Voltage Low GEM GO to
Section 414 - 00 .
B1322 Door Ajar Driver Circuit Short
to Ground GEM GO to
Section 417 - 02 .
B1330 Door Ajar Passenger Circuit
Short to Ground GEM GO to
Section 417 - 02 .
B1334 Decklid Ajar Rear Door
Circuit Short to Ground GEM GO to
Section 417 - 02 .
B1339 Chime Input Request Circuit
Short to Battery GEM GO to
Section 413 - 09 .
B1340 Chime Input Request Circuit
Short to Ground GEM GO to
Section 413 - 09 .
B1342 ECU is Defective GEM CLEAR the DTC. RETRIEVE the DTCs. If DTC
B1342 is retrieved, INSTALL a new GEM. REFER to
Section 419
- 10 .
B1353 Ignition Key-
in Circuit Open GEM GO to
Section 413 - 09 .
B1359 Ignition RUN/ACC Circuit
Failure GEM GO to
Section 211 - 05 .
B1396 Power Door Lock Circuit
Short to Battery GEM GO to
Section 501 - 14B .
B1397 Power Door Unlock Circuit
Short to Battery GEM GO to
Section 501 - 14B .
B1405 Power Window Driver Down
Circuit Short to Battery GEM GO to
Pinpoint Test D for convertible or
Pinpoint Test E for coupe.
B1408 Power Window Driver Up
Circuit Short to Battery GEM GO to
Pinpoint Test D for convertible or
Pinpoint Test E for coupe.
B1410 Power Window Driver Motor
Circuit Failure GEM GO to
Pinpoint Test D for convertible or
Pinpoint Test E for coupe.
B1426 Lamp Safety Belt Circuit
Short to Battery GEM REFER to
Section 413 - 01 .
B1428 Lamp Safety Belt Circuit
Failure GEM REFER to
Section 413 - 01 .
B1431 Wiper Brake/run Relay Circuit
Failure GEM GO to
Section 501 - 16 .
B1432 Wiper Brake/run Relay Circuit
Short to Battery GEM GO to
Section 501 - 16 .
B1434 Wiper High/low Speed Relay
Coil Circuit Failure GEM GO to
Section 501 - 16 .
B1436 Wiper High/low Speed Relay
Coil Circuit Short to Battery GEM GO to
Section 501 - 16 .
B1438 Wiper Mode Select Switch
Circuit Failure GEM GO to
Section 501 - 16 .
B1441 Wiper Mode Select Switch
Circuit Short to Ground GEM GO to
Section 501 - 16 .
B1446 Wiper Park Sense Circuit
Failure GEM GO to
Section 501 - 16 .
B1448 Wiper Park Sense Circuit
Short to Battery GEM GO to
Section 501 - 16 . Klj . 3 ba
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B1450 Wiper Wash/delay Switch
Circuit Failure GEM GO to
Section 501 - 16 .
B1453 Wiper Wash/delay Switch
Circuit Short to Ground GEM GO to
Section 501 - 16 .
B1458 Wiper Washer Pump Motor
Relay Circuit Failure GEM GO to
Section 501 - 16 .
B1460 Wiper Washer Pump Motor
Relay Circuit Short to Battery GEM GO to
Section 501 - 16 .
B1462 Safety Belt Switch Circuit
Failure GEM GO to
Section 413 - 09 .
B1466 Wiper High/low Speed Not
Switching GEM GO to
Section 501 - 16 .
B1473 Wiper Low Speed Circuit
Motor Failure GEM GO to
Section 501 - 16 .
B1476 Wiper High Speed Circuit
Motor Failure GEM GO to
Section 501 - 16 .
B1498 Decklid Punch-
out Sensor
Ground Short GEM GO to
Section 419 - 01 .
B1551 Decklid Release Circuit
Failure GEM GO to
Section 501 - 14B .
B1553 Decklid Release Circuit Short
to Battery GEM GO to
Section 501 - 14B .
B1555 Ignition RUN/START Circuit
Failure GEM GO to
Section 211 - 05 .
B1603 Lamp Anti-
Theft Indicator
Circuit Failure GEM GO to
Section 419 - 01 .
B1605 Lamp Anti-
Theft Indicator
Circuit Short to Battery GEM GO to
Section 419 - 01 .
B1687 Lamp Dome Input Circuit
Short to Battery GEM GO to
Section 417 - 02 .
B1833 Door Unlock Disarm Switch
Circuit Short to Ground GEM GO to
Section 419 - 01 .
B2486 Parklamp Output Relay Driver
Circuit Failure GEM GO to
Section 419 - 01 .
B2488 Parklamp Output Relay Driver
Circuit Short to Battery GEM GO to
Section 419 - 01 .
C1189 Brake Fluid Level Sensor
Input Circuit Short to Ground GEM REFER to
Section 413 - 01 .
C1223 Lamp Brake Warning Output
Circuit Failure GEM REFER to
Section 413 - 01 .
C1225 Lamp Brake Warning Output
Circuit Short to Battery GEM REFER to
Section 413 - 01 .
ICM DIAGNOSTIC TROUBLE CODE (DTC) INDEX DTC Description Source Action
B1343 Heated Backlight Input Circuit Failure ICM GO to
Pinpoint Test H . Klj . 4 ba
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7. Using the special tool, distance the back window glass from the body.
8. Using the special tool, cut the remaining urethane adhesive and remove the back window glass
9. Using a soft brush or vacuum, clean the pinch weld.
Installation
Convertible 1. For installation of the back window glass, refer to Section 501 - 18 .
Coupe
CAUTION: After installing the urethane installed back window glass, the vehicle should
not be driven until the urethane adhesive has cured. The curing time at temperatures above 13°
C (55°F) and relative humidity above 50% is 12- 24 hours (Refer to ESSEX drive away chart for
cure times as temperatures and humidity vary.). Inadequate curing of the urethane adhesive
may adversely affect the strength of the urethane adhesive bond.
2. Dry-fit the back window glass by centering it side- to-side and by adjusting the setting blocks (if
equipped) to get the correct position of the part top- to-bottom. Make alignment marks with tape Klj . 2 ba
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17. Using the special tool cut the urethane adhesive and remove the windshield.
18. Using a soft brush or vacuum, remove any dirt or foreign material from the pinch weld.
Installation
All vehicles
CAUTION: After installing the urethane installed windshield, the vehicle should not be
driven until the urethane adhesive has cured. The curing time at temperatures above 13°C (55°
F) and relative humidity above 50% is 12- 24 hours (Refer to ESSEX drive away chart for cure
times as temperatures and humidity vary). Inadequate curing of the urethane adhesive may
adversely affect the strength of the urethane adhesive bond.
1. Dry-fit the windshield glass by centering it side- to-side and by adjusting the setting blocks (if
equipped) to get the correct position of the part top- to-bottom. Make alignment marks with tape
or non- staining grease pencil on both the glass and the vehicle body.
2. CAUTION: Care must be taken to avoid scratching the pinch weld.
Trim the remaining urethane on the pinch weld using only the full- cut method. in this method,
most of the existing urethane is removed leaving a level bead around the entire pinch weld. Klj . 5 ba
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2. Separate the intermediate shaft from the steering column shaft.
22. NOTE: The corner of the carpet may have to be pulled back slightly to carry out this step.
Disconnect the LH main wiring harness electrical connectors.
23. Disconnect the generic electronic module (GEM) electrical connectors.
24. Disconnect the electronic crash sensor (ECS) module electrical connector. 1. Release the locking tab.
2. Disconnect the ECS module electrical connector. Klj . 5 ba
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25. If equipped, disconnect the shift interlock assembly from the selector lever.
1. Remove the screw.
2. Remove the R- clip.
3. Disconnect the shift interlock cable.
4. Disconnect the shift interlock assembly from the selector lever.
26. Remove the audio unit. For additional information, refer to Section 415 - 01 .
27. If equipped, disconnect the shifter assembly electrical connector.
28. NOTE: This step is being carried out through the audio unit opening.
NOTE: Rotate the temperature control switch to the cool position.
Release the temperature control cable from the blend door.
29. Remove the four center instrument panel support bolts. Klj . 6 ba
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9. Install the audio unit. For additional information, refer to
Section 415 - 01 .
10. If equipped, connect the shift interlock assembly to the selector lever. 1. Position the shift interlock assembly.
2. Connect the shift interlock cable.
3. Install the R- clip.
4. Install the screw.
11. Connect the ECS module electrical connector. 1. Connect the ECS module electrical connector.
2. Engage the locking tab.
12. Connect the GEM electrical connectors. Klj . 10 ba
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