Power Sliding Door Module, Left (PSDML) and Right (PSDMR)

U0203-LOST COMMUNICATION WITH DOOR MODULE FRONT LEFT



- When Monitored:
Continuously when the ignition is on.

The battery voltage between 10 volts 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 Door Module Front Left (DMFL) for approximately two to five seconds.

Possible Causes:

VERIFY DTC IS ACTIVE

NOTE: Make sure the IOD fuse is installed and the battery is fully charged before proceeding.

1. Turn the ignition on.
2. With the scan tool read active DTCs.

Is this DTC active?

Yes

- Perform the Totally Integrated Power Module (TIPM) U0203-Lost Communication with Door Module Front Left diagnostic procedure.

No

- Perform the Stored Lost Communication DTCs diagnostic procedure.