U0431-IMPLAUSIBLE DATA RECEIVED FROM TIPM

For a complete wiring diagram Refer to Section 8W

When Monitored:
Continuously while the system is active.
Set Condition:
An error message has been received over the bus from the Totally Integrated Power Module (TIPM).

Possible Causes

INTERMITTENT DTC

CAN BUS OPEN OR SHORTED CONDITION

TOTALLY INTEGRATED POWER MODULE (TIPM)

ENGINE CONTROL MODULE (ECM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to 9 - ENGINE - DIAGNOSIS AND TESTING)

1.ACTIVE DTC

NOTE: Diagnose all CAN B and C communication DTCs before continuing.

Is the status Active for this DTC?

Yes

Refer to the INTERMITTENT CONDITION Diagnostic Procedure. (Refer to 9 - ENGINE - DIAGNOSIS AND TESTING)
Perform the ECM Verification Test Ver. 1. (Refer to 9 - ENGINE - DIAGNOSIS AND TESTING)

2.COMMUNICATION DTCS PRESENT IN THE TOTALLY INTEGRATED POWER MODULE (TIPM)

Are there any CAN bus DTCs active in the Totally Integrated Power Module (TIPM) at this time?

Yes

Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - DIAGNOSIS AND TESTING for additional vehicle communication diagnostic procedures.
Perform BODY VERIFICATION TEST – VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)

Replace and program the Engine Control Module (ECM) in accordance with the Service Information.
Perform the ECM Verification Test Ver. 1. (Refer to 9 - ENGINE - DIAGNOSIS AND TESTING)