MSM-Module Type Mismatch

MSM-MODULE TYPE MISMATCH

For a complete wiring diagram Consult Diagrams/Electrical

- When Monitored:
Continuously.

- Set Condition:
If a Memory Seat Adjustable Pedal Module receives a request for heated seat activation over the PCI bus from either of the door modules.





Diagnostic Test

1. MEMORY/HEATED SEAT ADJUSTABLE PEDAL MODULE

NOTE: Refer to any technical service bulletins that may apply.

With the scan tool under module display, verify that the Memory/Heated Seat Adjustable Pedal Module (MHSAPM) or Memory Seat Adjustable Pedal Module (MSAPM) installed on the vehicle matches the vehicle's equipment.
Is the correct module installed on the vehicle?

No

- Replace with the correct Memory/Heated Seat Adjustable Module.
- PERFORM POWER SEAT SYSTEM VERIFICATION TEST - VER 1. Power Seat System Verification Test

Yes

- Go To2

2. STORED DTC
With the scan tool, erase the DTC from Memory/Heated Seat Adjustable Pedal Module.
Turn the ignition switch to the Off position then start the engine and let run for one minute.
Attempt to operate the Heated Seats if equipped.
With the scan tool check for the same DTC to reset in the MHSAPM.
Did the same DTC reset?

Yes

- Replace the Memory/Heated Seat Adjustable Module.
- PERFORM POWER SEAT SYSTEM VERIFICATION TEST - VER 1. Power Seat System Verification Test

No

- Test complete.
- PERFORM POWER SEAT SYSTEM VERIFICATION TEST - VER 1. Power Seat System Verification Test