Chrysler Voyager. Manual — part 322

Symptom:

REAR RISER UP POSITION STUCK

When Monitored and Set Condition:

REAR RISER UP 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 MSMM

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

DRIVER POWER SEAT SWITCH

SEAT REAR UP 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 Rear Up 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 Rear Up Switch Sense circuit to ground..
Is there any voltage present?

All

Yes

→ Repair the Seat Rear Up Switch Sense wire for a short to voltage.

Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.

No

→ Go To 4

715

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.

716

MEMORY SEAT

REAR RISER UP POSITION STUCK —

Continued

Symptom:

RECLINER DOWN POSITION STUCK

When Monitored and Set Condition:

RECLINER 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 MSMM

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

DRIVER POWER SEAT SWITCH

SEAT RECLINER 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 Recliner 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 Recliner Down Switch Sense circuit to ground..
Is there any voltage present?

All

Yes

→ Repair the Recliner Down Switch Sense wire for a short to

voltage.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.

No

→ Go To 4

717

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.

718

MEMORY SEAT

RECLINER DOWN POSITION STUCK —

Continued