Memory Seat Module (MSMD)

U0141-LOST COMMUNICATION WITH IPM (FCM/TIPM)





For a complete wiring diagram, refer to the Wiring Information.

- When Monitored:
With the ignition on.

Battery Voltage between 10 and 16 Volts.

Ignition Off Draw (IOD) fuse installed.

Totally Integrated Power Module (TIPM) is configured correctly.

- Set Condition:
Bus messages not received from the Totally Integrated Power Module (TIPM) for approximately two to five seconds.





1. VERIFY DIAGNOSTIC TROUBLE CODE (DTC) IS ACTIVE

NOTE: Make sure the IOD fuse is installed and battery Voltage is between 10 and 16 Volts before proceeding.

1. Turn the ignition on.
2. Using a scan tool, read DTCs.

Is this DTC active?

Yes

- Go To 2

No

- Perform the Stored Lost Communication DTCs diagnostic procedure.

2. VERIFY TIPM IS COMMUNICATING WITH OTHER MODULES
1. Using a scan tool, read DTCs in all modules.

Is any other module reporting a loss of communication with the TIPM?

Yes

- No Response From TIPM (Totally Integrated Power Module) Perform the No Response from TIPM diagnostic procedure.

No

- Replace the Memory Seat Module (MSM).
- Perform the BODY VERIFICATION TEST. Body Verification Test.