mirror CHRYSLER VOYAGER 2001 Owner's Manual

Symptom:
*BUS +/- SIGNALS OPEN FROM MEMORY SEAT/MIRROR MODULE
POSSIBLE CAUSES
ATTEMPT TO COMMUNICATE WITH THE BCM
FUSED SEAT SWITCH DRIVER CIRCUIT OPEN
GROUND CIRCUIT OPEN
OPEN PCI BUS CIRCUIT
MEMORY SEAT/MIRROR MODULE
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRB, enter Body then Body Computer.
Was the DRB able to I/D or communicate with the BCM?All
Ye s®Go To 2
No®Refer to the symptom list for problems related to no communica-
tion with the BCM.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
2 Turn the ignition off.
Disconnect the Memory Seat/Mirror Module C4 harness connector.
Using a 12-volt test light connected to ground, probe the Fused Seat Switch Driver
circuit.
Is the test light illuminated?All
Ye s®Go To 3
No®Check the Power Seat Circuit Breaker for an open or short. If ok,
repair the Fused Seat Switch Driver circuit for an open or short.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
3 Turn the ignition off.
Disconnect the Memory Seat/Mirror Module C4 harness connector.
Measure the resistance between ground and the ground circuit.
Is the resistance below 5.0 ohms?All
Ye s®Go To 4
No®Repair the ground circuit for an open.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
375
COMMUNICATION

TEST ACTION APPLICABILITY
4Note: Ensure there is PCI Bus communication with other modules on the
vehicle before proceeding. If not, refer to the symptom list from the menu
and repair as necessary.
Turn the ignition off.
Disconnect the Memory Seat/Mirror Module C2 harness connector.
Use Scope input cable CH7058, Cable to Probe adapter CH7062, and the red and
black test probes.
Connect the scope input cable to the channel one connector on the DRB. Attach the
red and black leads and the cable to probe adapter to the scope input cable.
With the DRBIIItselect Pep Module Tools.
Select lab scope.
Select Live Data.
Select 12 volt square wave.
Press F2 for Scope.
Press F2 and use the down arrow to set voltage range to 20 volts. Press F2 again
when complete.
Connect the Black lead to the chassis ground. Connect the Red lead to the PCI Bus
circuit in the Memory Seat/Mirror Module connector.
Turn the ignition on.
Observe the voltage display on the DRB Lab Scope.
Does the voltage pulse from 0 to approximately 7.5 volts?All
Ye s®Go To 5
No®Repair the PCI Bus circuit for an open.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
5 If there are no possible causes remaining, view repair. All
Repair
Replace the Memory Seat/Mirror Module.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
376
COMMUNICATION
*BUS +/- SIGNALS OPEN FROM MEMORY SEAT/MIRROR MODULE Ð
Continued

Symptom:
HEADLAMP SWITCH MISMATCH
When Monitored and Set Condition:
HEADLAMP SWITCH MISMATCH
When Monitored: Ignition ON
Set Condition: Headlamp switch is in Auto mode and the vehicle is not EC Mirror
equipped.
POSSIBLE CAUSES
VERIFY AUTO HEADLAMP SWITCH
INTERMITTENT WIRING AND CONNECTORS
BODY CONTROL MODULE
TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIIIt, record and erase DTC's.
Turn the headlamps to the Auto position.
With the DRBIIIt, read DTCs.
Does the DRBIIItdisplay HEADLAMP SWITCH MISMATCH?All
Ye s®Go To 2
No®Go To 4
2 Visually identify the Headlamp Switch type.
Does the Headlamp Switch Contain an Auto Headlamp position?All
Ye s®Replace the Auto Headlamp Switch with a non Auto Headlamp
Switch.
Perform BODY VERIFICATION TEST - VER 1.
No®Go To 3
3 If there are no possible causes remaining, view repair. All
Repair
Replace and program the Body Control Module in accordance with
the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
4 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.
449
EXTERIOR LIGHTING

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
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

Symptom:
BCM MESSAGE NOT RECEIVED
When Monitored and Set Condition:
BCM MESSAGE NOT RECEIVED
When Monitored: Continuously when the PCI bus is active.
Set Condition: If the Memory Seat Mirror Module does receive this Bus message from the
BCM. Code will remain for 50 ignition cycles.
POSSIBLE CAUSES
BCM RESPONSE
STORED CODE/PCI BUS COMMUNICATION PROBLEMS
MEMORY SEAT MIRROR MODULE
INTERMITTENT PROBLEM
TEST ACTION APPLICABILITY
1 Turn ignition on.
With the DRBIIItselect Body Control Module.
Is there a response from the Body Control Module?All
Ye s®Go To 2
No®Refer to symptom *NO RESPONSE FROM BODY CONTROL
MODULE in the COMMUNICATION category
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
2 With the DRBIIIt, erase the DTC from Memory Seat Mirror Module.
Turn the ignition switch to the Off position then start the engine and let run for one
minute.
Now be sure that there is still communication with the Body Control module, if not
repair as necessary.
With the DRB check for the same DTC to reset in the MSMM.
Did the same DTC reset?All
Ye s®Go To 3
No®Test complete.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
3NOTE: Visually inspect the related wiring harness including the PCI bus
wire. Look for any chafed, pierced, pinched, or partially broken wires.
Note: Visually inspect the related wiring harness connectors. Look for
broken, bent, pushed out, or corroded terminals.
Note: Refer to any technical service bulletins that may apply.
Were any problems found?All
No®Replace the Memory Seat Mirror Module.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
Ye s®Repair as necessary.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
642
MEMORY SEAT

Symptom:
CHARGING VOLTAGE HIGH MESSAGE
When Monitored and Set Condition:
CHARGING VOLTAGE HIGH MESSAGE
When Monitored: During cranking or with the engine running.
Set Condition: When the Memory Seat Mirror Module receives three high charging
system voltage messages above 15.94 volts over the PCI Bus. Code will remain for 50
ignition cycles.
POSSIBLE CAUSES
PCM TROUBLE CODES
STORED CODE COMMUNICATION PROBLEMS
MEMORY SEAT MIRROR MODULE
INTERMITTENT PROBLEM
TEST ACTION APPLICABILITY
1 Turn ignition on.
With the DRBIIItread Engine DTCs.
Is the DTC P1594 Charging System Voltage Too High set in the Power Control
Module?All
Ye s®Refer to symptom *P1594-CHARGING SYSTEM VOLTAGE TOO
HIGH in the CHARGING category
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
No®Go To 2
2 With the DRBIIIt, erase the DTC from Memory Seat Mirror Module.
Turn the ignition switch to the Off position then start the engine and let run for one
minute.
With the DRB check for the same DTC to reset in the MSMM.
Did the same DTC reset?All
Ye s®Go To 3
No®Test complete.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
3Note: Visually inspect the related wiring harness. Look for any chafed,
pierced, pinched, or partially broken wires.
Note: Visually inspect the related wiring harness connectors. Look for
broken, bent, pushed out, or corroded terminals.
Note: Refer to any technical service bulletins that may apply.
Were any problems found?All
No®Replace the Memory Seat Mirror Module.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
Ye s®Repair as necessary.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
643
MEMORY SEAT

Symptom:
CHARGING VOLTAGE LOW MESSAGE
When Monitored and Set Condition:
CHARGING VOLTAGE LOW MESSAGE
When Monitored: During cranking or with the engine running.
Set Condition: When the Memory Seat Mirror Module receives three low charging system
voltage messages below 9 volts over the PCI Bus. Code will remain for 50 ignition cycles.
POSSIBLE CAUSES
PCM TROUBLE CODES
STORED CODE COMMUNICATION PROBLEMS
MEMORY SEAT MIRROR MODULE
INTERMITTENT PROBLEM
TEST ACTION APPLICABILITY
1 Turn ignition on.
With the DRBIIItread Engine DTCs.
Is the DTC P1682 Charging System Voltage Too Low set in the Power Control
Module?All
Ye s®Refer to symptom *P1682-CHARGING SYSTEM VOLTAGE TOO
LOW in the CHARGING category
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
No®Go To 2
2 With the DRBIIIt, erase the DTC from Memory Seat Mirror Module.
Turn the ignition switch to the Off position then start the engine and let run for one
minute.
With the DRB check for the same DTC to reset in the MSMM.
Did the same DTC reset?All
Ye s®Go To 3
No®Test complete.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
3Note: Visually inspect the related wiring harness. Look for any chafed,
pierced, pinched, or partially broken wires.
Note: Visually inspect the related wiring harness connectors. Look for
broken, bent, pushed out, or corroded terminals.
Note: Refer to any technical service bulletins that may apply.
Were any problems found?All
No®Replace the Memory Seat Mirror Module.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
Ye s®Repair as necessary.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
644
MEMORY SEAT

Symptom:
EEPROM REFRESH FAILURE
When Monitored and Set Condition:
EEPROM REFRESH FAILURE
When Monitored: With the ignition in the on position.
Set Condition: The Memory Seat Mirror Module has a internal EEPROM failure.
POSSIBLE CAUSES
EEPROM REFRESH FAILURE
TEST ACTION APPLICABILITY
1 If there are no possible causes remaining, view repair. All
Repair
Replace the Memory Seat Mirror Module.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
645
MEMORY SEAT