Chrysler RG Voyager. Manual — part 223
TEST
ACTION
APPLICABILITY
8
Turn ignition off.
Disconnect the Memory Seat/Mirror/Adjustable Pedals 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 Seat/Mirror/Adjustable Pedals Module.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
861
MEMORY SEAT
DRIVER RECLINER SENSOR OUT OF RANGE LOW —
Continued
Symptom:
DRIVER RECLINER UP SWITCH STUCK
When Monitored and Set Condition:
DRIVER RECLINER UP SWITCH 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/Adjustable Pedals 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
DRIVER SEAT RECLINER UP SWITCH SENSE WIRE SHORT TO VOLTAGE
MEMORY SEAT/MIRROR/ADJUSTABLE PEDALS MODULE
TEST
ACTION
APPLICABILITY
1
With the DRBIII
t, erase the DTC from Memory Seat/Mirror/Adjustable Pedals
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 DRBIII
t check for the same DTC to reset in the MSMAPM.
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 Driver Power Seat Switch connector.
Measure the voltage of the Driver Seat Recliner Up Switch Sense circuit.
Is there any voltage present?
All
Yes
→ Go To 3
No
→ Replace the Driver Power Seat Switch.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
862
MEMORY SEAT
TEST
ACTION
APPLICABILITY
3
Disconnect the Driver Power Seat Switch connector.
Disconnect the Memory Seat/Mirror/Adjustable Pedals Module C2 connector.
Turn the ignition on.
Measure the voltage of the Driver Seat Recliner Up Switch Sense circuit to ground..
Is there any voltage present?
All
Yes
→ Repair the Driver Seat Recliner Up Switch Sense wire for a short
to voltage.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
No
→ Go To 4
4
If there are no possible causes remaining, view
9Repair9.
All
Repair
Replace the Memory Seat/Mirror/Adjustable Pedals Module.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
863
MEMORY SEAT
DRIVER RECLINER UP SWITCH STUCK —
Continued
Symptom List:
EEPROM CHECKSUM FAILURE
LOOPBACK FAILURE
Test Note:
All symptoms listed above are diagnosed using the same tests.
The title for the tests will be EEPROM CHECKSUM FAILURE.
When Monitored and Set Condition:
EEPROM CHECKSUM FAILURE
When Monitored:
With the ignition in the on position.
Set Condition:
The Memory Seat/Mirror/Adjustable Pedals Module has a internal EE-
PROM failure.
LOOPBACK FAILURE
When Monitored:
Continuously.
Set Condition:
If an internal Memory Seat/Mirror/Adjustable Pedals Module test fails.
POSSIBLE CAUSES
EEPROM CHECKSUM FAILURE
TEST
ACTION
APPLICABILITY
1
If there are no possible causes remaining, view repair.
All
Repair
Replace the Memory Seat/Mirror/Adjustable Pedals Module.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
864
MEMORY SEAT
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