CHRYSLER VOYAGER 2001 Service Manual

Symptom:
NO ORC BUS MESSAGES RECEIVED
POSSIBLE CAUSES
ATTEMPT TO COMMUNICATE WITH THE OCCUPANT RESTRAINT CONTROLLER
INSTRUMENT CLUSTER
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIII, attempt to communicate with the ORC.
Was the DRBIII able to I/D or communicate with the ORC?All
Ye s®Go To 2
No®Refer to the Communication category for the related symptom(s).
Perform BODY VERIFICATION TEST - VER 1.
2 With the DRBIII, erase DTC's.
Turn the ignition on and wait approximately 1 minute.
With the DRBIII, read DTC's.
Did this DTC reset?All
Ye s®Replace the Instrument Cluster.
Perform BODY VERIFICATION TEST - VER 1.
No®Test Complete.
592
INSTRUMENT CLUSTER

Symptom:
NO PCM BUS MESSAGES RECEIVED
POSSIBLE CAUSES
PCM MESSAGE NOT RECEIVED
INSTRUMENT CLUSTER
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIII, attempt to communicate with the PCM.
Was the DRBIII able to I/D or communicate with the PCM?All
Ye s®Go To 2
No®Refer to the Communication category for the related symptom(s).
Perform BODY VERIFICATION TEST - VER 1.
2 With the DRBIII, erase DTC's.
Turn the ignition on and wait approximately 1 minute.
With the DRBIII, read DTC's.
Did this DTC reset?All
Ye s®Replace the Instrument Cluster.
Perform BODY VERIFICATION TEST - VER 1.
No®Test Complete.
593
INSTRUMENT CLUSTER

Symptom:
NO TCM BUS MESSAGES RECEIVED
POSSIBLE CAUSES
ATTEMPT TO COMMUNICATE WITH THE TCM
INSTRUMENT CLUSTER
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIII, attempt to communicate with the Transmission Control Module.
Was the DRBIII able to I/D or communicate with the TCM?All
Ye s®Go To 2
No®Refer to the Communication category for the related symptom(s).
Perform BODY VERIFICATION TEST - VER 1.
2 With the DRBIII, erase DTC's.
Turn the ignition on and wait approximately 1 minute.
With the DRBIII, read DTC's.
Did this DTC reset?All
Ye s®Replace the Instrument Cluster.
Perform BODY VERIFICATION TEST - VER 1.
No®Test Complete.
594
INSTRUMENT CLUSTER

Symptom:
PANEL DIMMING OUTPUT SHORT
POSSIBLE CAUSES
INTERMITTENT WIRING AND CONNECTORS
EMIC DIMMING CIRCUIT SHORT TO GROUND
HEADLAMP SWITCH DIMMING CIRCUIT SHORT TO GROUND
HVAC MODULE DIMMING CIRCUIT SHORT TO GROUND
I/P MULTI-FUNCTION SWITCH DIMMING CIRCUIT SHORT TO GROUND
MIRROR SWITCH DIMMING CIRCUIT SHORT TO GROUND
RADIO DIMMING CIRCUIT SHORT TO GROUND
REAR BLOWER CONTROL SWITCH DIMMING CIRCUIT SHORT TO GROUND
EMIC
HEADLAMP SWITCH
I/P MULTI-FUNCTION SWITCH
MIRROR SWITCH
RADIO
REAR BLOWER CONTROL SWITCH
BODY CONTROL MODULE
HVAC MODULE
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIIIt, record and erase Body Control Module DTC's.
Turn the ignition off, wait 15 seconds, then turn the ignition on.
Turn on the Headlamps.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay PANEL DIMMING OUTPUT SHORT?All
Ye s®Go To 2
No®Go To 17
2 Turn the ignition on.
With the DRBIIIt, erase Body Control Module DTCs.
Turn the ignition off to the lock position.
Disconnect the EMIC harness connector.
Turn the ignition on.
Turn the Headlamps on.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay PANEL DIMMING OUTPUT SHORT?All
Ye s®Go To 3
No®Replace the EMIC in accordance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
595
INSTRUMENT CLUSTER

TEST ACTION APPLICABILITY
3 Turn the ignition on.
With the DRBIIIt, erase Body Control Module DTCs.
Turn the ignition off to the lock position.
Disconnect the Headlamp Switch harness connector.
Turn the ignition on.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay PANEL DIMMING OUTPUT SHORT?All
Ye s®Go To 4
No®Replace the Headlamp Switch in accordance with the Service
Information.
Perform BODY VERIFICATION TEST - VER 1.
4 Turn the ignition on.
With the DRBIIIt, erase Body Control Module DTCs.
Turn the ignition off to the lock position.
Disconnect the I/P Multi-Function Switch harness connector.
Turn the ignition on.
Turn the Headlamps on.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay PANEL DIMMING OUTPUT SHORT?All
Ye s®Go To 5
No®Replace the I/P Multi-Function Switch in accordance with the
Service Information.
Perform BODY VERIFICATION TEST - VER 1.
5 Turn the ignition on.
With the DRBIIIt, erase Body Control Module DTCs.
Turn the ignition off to the lock position.
Disconnect the Mirror Switch harness connector.
Turn the ignition on.
Turn the Headlamps on.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay PANEL DIMMING OUTPUT SHORT?All
Ye s®Go To 6
No®Replace the Mirror Switch in accordance with the Service Infor-
mation.
Perform BODY VERIFICATION TEST - VER 1.
6 Turn the ignition on.
With the DRBIIIt, erase Body Control Module DTCs.
Turn the ignition off to the lock position.
Disconnect the Rear Blower Control Switch harness connector.
Turn the ignition on.
Turn the Headlamps on.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay PANEL DIMMING OUTPUT SHORT?All
Ye s®Go To 7
No®Replace the Rear Blower Control Switch in accordance with the
Service Information.
Perform BODY VERIFICATION TEST - VER 1.
596
INSTRUMENT CLUSTER
PANEL DIMMING OUTPUT SHORT ÐContinued

TEST ACTION APPLICABILITY
7 Turn the ignition on.
With the DRBIIIt, erase Body Control Module DTCs.
Turn the ignition off to the lock position.
Disconnect the HVAC Module harness connector.
Turn the ignition on.
Turn the Headlamps on.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay PANEL DIMMING OUTPUT SHORT?All
Ye s®Go To 8
No®Replace the HVAC Module in accordance with the Service Infor-
mation.
Perform BODY VERIFICATION TEST - VER 1.
8 Turn the ignition on.
With the DRBIIIt, erase Body Control Module DTCs.
Turn the ignition off to the lock position.
Disconnect the Radio harness connector.
Turn the ignition on.
Turn the Headlamps on.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay PANEL DIMMING OUTPUT SHORT?All
Ye s®Go To 9
No®Replace the Radio in accordance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
9 Turn the ignition off to the lock position.
Disconnect the Body Control Module harness connector.
Disconnect the EMIC harness connector.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance between ground and the EMIC Dimming circuit.
Is the resistance below 5.0 ohms?All
Ye s®Repair the EMIC Dimming circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 10
10 Turn the ignition off to the lock position.
Disconnect the Body Control Module harness connector.
Disconnect the Headlamp Switch harness connector.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance between ground and the Headlamp Switch Dimming circuit.
Is the resistance below 5.0 ohms?All
Ye s®Repair the Headlamp Switch Dimming circuit for a short to
ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 11
597
INSTRUMENT CLUSTER
PANEL DIMMING OUTPUT SHORT ÐContinued

TEST ACTION APPLICABILITY
11 Turn the ignition off to the lock position.
Disconnect the Body Control Module harness connector.
Disconnect the HVAC Module harness connector.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance between ground and the HVAC Module Dimming circuit.
Is the resistance below 5.0 ohms?All
Ye s®Repair the HVAC Module Dimming circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 12
12 Turn the ignition off to the lock position.
Disconnect the Body Control Module harness connector.
Disconnect the I/P Multi-Function Switch harness connector.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance between ground and the I/P Multi-Function Switch Dimming
circuit.
Is the resistance below 5.0 ohms?All
Ye s®Repair the I/P Multi-Function Switch Dimming circuit for a short
to ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 13
13 Turn the ignition off to the lock position.
Disconnect the Body Control Module harness connector.
Disconnect the Mirror Switch harness connector.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance between ground and the Mirror Switch Dimming circuit.
Is the resistance below 5.0 ohms?All
Ye s®Repair the Mirror Switch Dimming circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 14
14 Turn the ignition off to the lock position.
Disconnect the Body Control Module harness connector.
Disconnect the Rear Blower Control Switch harness connector.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance between ground and the Rear Blower Control Switch
Dimming circuit.
Is the resistance below 5.0 ohms?All
Ye s®Repair the Rear Blower Control Switch Dimming circuit for a
short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 15
598
INSTRUMENT CLUSTER
PANEL DIMMING OUTPUT SHORT ÐContinued

TEST ACTION APPLICABILITY
15 Turn the ignition off to the lock position.
Disconnect the Body Control Module harness connector.
Disconnect the Radio harness connector.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance between ground and the Radio Dimming circuit.
Is the resistance below 5.0 ohms?All
Ye s®Repair the Radio Dimming circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 16
16 If there are no possible causes remaining, view repair. All
Repair
Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
17 The conditions necessary to set this DTC are not present at this time.
Using the schematics as a guide, inspect the wiring and connectors specific to this
circuit.
Wiggle the wiring while checking for shorts and open circuits.
Were there any problems found?All
Ye s®Repair as necessary.
Perform BODY VERIFICATION TEST - VER 1.
No®Test Complete.
599
INSTRUMENT CLUSTER
PANEL DIMMING OUTPUT SHORT ÐContinued

Symptom:
REAR FOG INDICATOR OUTPUT OPEN
POSSIBLE CAUSES
INTERMITTENT WIRING AND CONNECTORS
REAR FOG LAMP INDICATOR CIRCUIT OPEN
REAR FOG LAMP INDICATOR GROUND CIRCUIT OPEN
REAR FOG LAMP INDICATOR CIRCUIT SHORT TO VOLTAGE
HEADLAMP SWITCH
BODY CONTROL MODULE
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIIIt, record and erase Body Control Module DTC's.
Turn the ignition off, wait 15 seconds, then turn the ignition on.
Turn on the Rear Fog Lamps.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay REAR FOG LAMP INDICATOR OPEN?All
Ye s®Go To 2
No®Go To 8
2 Turn the ignition off to the lock position.
Note: Check connectors - Clean/repair as necessary.
Ignition on, engine not running.
Turn ON the Rear Fog Lamps.
Using a 12-volt test light connected to ground, back probe the Rear Fog Lamp
Indicator circuit in the Headlamp Switch harness connector.
NOTE: The test light must illuminate brightly. Compare the brightness to
that of a direct connection to the battery.
Does the test light illuminate brightly?All
Ye s®Go To 3
No®Go To 6
3 Turn the ignition off to the lock position.
Disconnect the Body Control Module harness connector.
Disconnect the Headlamp Switch harness connector.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance of the Rear Fog Lamp Indicator Ground circuit from the Body
Control Module harness connector to the Headlamp Switch harness connector.
Is the resistance above 5.0 ohms?All
Ye s®Repair the Rear Fog Lamp Indicator Ground circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 4
600
INSTRUMENT CLUSTER

TEST ACTION APPLICABILITY
4 Turn the ignition off to the lock position.
Disconnect the Body Control Module harness connector.
Disconnect the Headlamp Switch harness connector.
Note: Check connectors - Clean/repair as necessary.
Ignition on, engine not running.
Measure the voltage of the Rear Fog Lamp Indicator circuit in the Headlamp Switch
harness connector.
Is the voltage above 0.5 volt?All
Ye s®Repair the Rear Fog Lamp Indicator circuit for a short to voltage.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 5
5 If there are no possible causes remaining, view repair. All
Repair
Replace the Headlamp Switch.
Perform BODY VERIFICATION TEST - VER 1.
6 Turn the ignition off to the lock position.
Disconnect the Body Control Module harness connector.
Disconnect the Headlamp Switch harness connector.
Note: Check connectors - Clean/repair as necessary.
Measure the resistance of the Rear Fog Lamp Indicator circuit from the Body Control
Module harness connector to the Headlamp Switch harness connector.
Is the resistance above 5.0 ohms?All
Ye s®Repair the Rear Fog Lamp Indicator circuit for an open.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 7
7 If there are no possible causes remaining, view repair. All
Repair
Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1.
8 The conditions necessary to set this DTC are not present at this time.
Using the schematics as a guide, inspect the wiring and connectors specific to this
circuit.
Wiggle the wiring while checking for shorts and open circuits.
Were there any problems found?All
Ye s®Repair as necessary.
Perform BODY VERIFICATION TEST - VER 1.
No®Test Complete.
601
INSTRUMENT CLUSTER
REAR FOG INDICATOR OUTPUT OPEN ÐContinued