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.
STORED DIAGNOSTIC TROUBLE CODE
DRIVER POWER SEAT SWITCH
SEAT RECLINER DOWN SWITCH SENSE WIRE SHORT TO VOLTAGE
MEMORY SEAT MIRROR MODULE
TEST
1
With the DRBIII , 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?
Yes → Go To 2
No
2
Disconnect the Power Seat Switch connector.
Measure the voltage of the Recliner Down Switch Sense circuit.
Is there any voltage present?
Yes → Go To 3
No
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?
Yes → Repair the Recliner Down Switch Sense wire for a short to
No
POSSIBLE CAUSES
ACTION
→ Using the wiring diagram/schematic as a guide, inspect the
wiring and connectors for an intermittent condition.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
→ Replace the Power Seat Switch.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
voltage.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
→ Go To 4
717
MEMORY SEAT
APPLICABILITY
All
All
All