U0431

U0431-00-IMPLAUSIBLE DATA RECEIVED FROM IPM (FCM/TIPM)

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

- When Monitored:
Park Assist Module supply voltage between 9-16 Volts. Ignition in Run/Start.

- Set Condition:
Ignition status = 7h





1. CHECK FOR ACTIVE DIAGNOSTIC TROUBLE CODE (DTC)
1. Turn the ignition on.
2. Using the scan tool, read Park Assist Module DTCs.

Is this DTC active?

Yes

- Go To 2

No

- The condition that caused this code to set is not present at this time. Check for an intermittent condition by inspecting the related wiring harness for chafed, pierced, pinched, and partially broken wires. Also inspect the related connectors for broken, bent, pushed out, spread, corroded, or contaminated terminals.
- Perform the BODY VERIFICATION TEST. Body Verification Test

2. FCM IS ACTIVE ON THE CAN C INTERIOR BUS
1. Using the scan tool, select ECU View.
2. Verify that the FCM is active on the bus.

Is the FCM active on the bus?

Yes

- Go To 3

No

- Perform the No Response from FCM diagnostic procedure. No Response From FCM (Front Control Module)

3. ACTIVE DTCS IN THE FCM
1. Using the scan tool, select ECU View and select FCM.
2. Using the scan tool, read active DTCs.

Are any Communication DTCs active in the FCM?

Yes

- Testing and InspectionPerform the appropriate diagnostic procedure.

No

- Replace and program the Park Assist Module.
- Perform the BODY VERIFICATION TEST. Body Verification Test