Chrysler Voyager. Manual — part 311

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 DRBIII

t read Engine DTCs.

Is the DTC P1682 Charging System Voltage Too Low set in the Power Control
Module?

All

Yes

→ 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 DRBIII

t, 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

Yes

→ Go To 3

No

→ Test complete.

Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.

3

Note: 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.

Yes

→ Repair as necessary.

Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.

671

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.

672

MEMORY SEAT

Symptom:

FRONT RISER DOWN POSITION STUCK

When Monitored and Set Condition:

FRONT RISER DOWN POSITION STUCK

When Monitored:

Continuously when the PCI bus is active.

Set Condition:

If the seat switch is active for 30 seconds, this code will set and the

Memory Seat Mirror Module will ignore the input until the state has changed. Three
seconds after the stuck condition is removed, the seat will resume to normal operation.
Code will remain for 50 ignition cycles.

POSSIBLE CAUSES

STORED DIAGNOSTIC TROUBLE CODE

POWER SEAT SWITCH

SEAT FRONT DOWN SWITCH SENSE WIRE SHORT TO VOLTAGE

MEMORY SEAT MIRROR MODULE

TEST

ACTION

APPLICABILITY

1

With the DRBIII

t, erase the DTC from Memory Seat Mirror Module.

Operate the driver’s power seat and memory system.
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

Yes

→ Go To 2

No

→ Using the wiring diagram/schematic as a guide, inspect the

wiring and connectors for an intermittent condition.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.

2

Disconnect the Power Seat Switch connector.
Measure the voltage of the Seat Front Down Switch Sense circuit.
Is there any voltage present?

All

Yes

→ Go To 3

No

→ Replace the Power Seat Switch.

Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.

3

Disconnect the Power Seat Switch connector.
Disconnect the Memory Seat Mirror Module C1 connector.
Turn the ignition on.
Measure the voltage of the Seat Front Down Switch Sense circuit to ground..
Is there any voltage present?

All

Yes

→ Repair the Seat Front Down Switch Sense wire for a short to

voltage.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.

No

→ Go To 4

673

MEMORY SEAT

TEST

ACTION

APPLICABILITY

4

If there are no possible causes remaining, view repair.

All

Repair

Replace the Memory Seat Mirror Module.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.

674

MEMORY SEAT

FRONT RISER DOWN POSITION STUCK —

Continued