Chrysler Town, Dodge Caravan. Manual — part 872
TEST
ACTION
APPLICABILITY
8
Turn ignition off.
Disconnect the Memory Seat Mirror Module C2 connector.
Disconnect the Driver Power Seat Recliner Position Sensor connector.
Measure the resistance of the Seat Sensor 5 Volt Supply wire between the Recliner
Sensor connector and the C2 connector.
Is the resistance below 5.0 ohms?
All
Yes
→ Go To 9
No
→ Repair the Seat Sensor 5 Volt Supply circuit for an open.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
9
If there are no possible cause remaining, view repair.
All
Repair
Replace the Memory Mirror Module.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
724
MEMORY SEAT
RECLINER SENSOR OUT OF RANGE LOW —
Continued
Symptom:
RECLINER UP POSITION STUCK
When Monitored and Set Condition:
RECLINER 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
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
DRIVER POWER SEAT SWITCH
RECLINER 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 Recliner 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 Recliner Up Switch Sense circuit to ground..
Is there any voltage present?
All
Yes
→ Repair the Recliner Up Switch Sense wire for a short to voltage.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
No
→ Go To 4
725
MEMORY SEAT
TEST
ACTION
APPLICABILITY
4
If there are no possible causes remaining, view
9Repair9.
All
Repair
Replace the Memory Seat Mirror Module.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
726
MEMORY SEAT
RECLINER UP POSITION STUCK —
Continued
Symptom:
RIGHT MIRROR HORIZONTAL SENSOR OUT OF RANGE HIGH
When Monitored and Set Condition:
RIGHT MIRROR HORIZONTAL SENSOR OUT OF RANGE HIGH
When Monitored:
Continuously when the PCI bus is active.
Set Condition:
This code is set when the mirror sensor feedback to the Memory Seat
Mirror Module is greater than the mirror out of range high value stored in EEPROM. Code
will remain for 50 ignition cycles.
POSSIBLE CAUSES
RIGHT MIRROR HORIZONTAL POSITION WIRE SHORTED TO VOLTAGE
RIGHT MIRROR SENSOR GROUND WIRE OPEN
STORED DIAGNOSTIC TROUBLE CODE
RIGHT MIRROR HORIZONTAL POSITION SIGNAL OPEN
RIGHT POWER MIRROR
MEMORY SEAT MIRROR MODULE HORIZONTAL POSITION SIGNAL
MEMORY SEAT MIRROR MODULE SENSOR GROUND
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
Turn the ignition off.
Disconnect the Right Power Mirror connector.
Turn the ignition on.
Measure the voltage of the Right Mirror Horizontal Position Signal circuit in the
Right Power Mirror harness connector.
Is the voltage between 4.5 and 5.5 volts?
All
Yes
→ Go To 3
No
→ Go To 6
727
MEMORY SEAT
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