Powertrain Control Module (PCM)

U0418-IMPLAUSIBLE DATA RECEIVED FROM BRAKE SYSTEM CONTROL MODULE

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

- When Monitored:
Continuously while the system is active.

- Set Condition:
An error message has been received over the bus from the Anti-lock Brake Module.





Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Pre-Diagnostic Troubleshooting Procedure.

Diagnostic Test

1. ACTIVE DTC

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

1. Ignition on, engine not running.
2. With a scan tool, view DTCs.

Is the status Active for this DTC?

Yes

- Go To 2

No

- Perform the INTERMITTENT DTC diagnostic procedure. Intermittent Condition Test,

2. ABS COMMUNICATION RELATED DTCs IN OTHER MODULES
1. With the scan tool, select Network Diagnostics.

Is there more than one module with active DTCs "Logged Against" the ABS at this time?

Yes

- Replace and program the Anti-Lock Brake Control Module (ABS).
- Perform the ABS VERIFICATION TEST. ABS Verification Test.

No

- Replace and program the Powertrain Control Module (PCM).
- Perform the PCM VERIFICATION TEST. Powertrain Verification Test.