U140E

U140E-IMPLAUSIBLE VEHICLE CONFIGURATION DATA RECEIVED

When Monitored
Continuously with the ignition on.

Set Condition
When the Anti-Lock Brake Module detects an incorrect CAN messages from the Engine Control Module (ECM).

Possible Causes
- FCM CAN BUS DTCS
- ENGINE DTCS
- ANTI-LOCK BRAKE MODULE

Diagnostic Test
1. CHECK IF FCM CAN BUS DTCs ARE PRESENT
With the scan tool, read FCM DTCs.
Are there any FCM CAN BUS DTCs present?
Yes >> Refer to Body Control Systems and diagnose the appropriate symptom.
Perform ABS VERIFICATION TEST - VER 1. ABS Verification Test
No >> Go To 2.
2. CHECK IF ENGINE DTCs ARE PRESENT
With the scan tool, read Engine DTCs.
Are there any Engine DTCs present?
Yes >> Refer to Computers and Control Systems and diagnose the appropriate symptom. Testing and Inspection
Perform ABS VERIFICATION TEST - VER 1. ABS Verification Test
No >> Using the schematics as a guide, check the Anti-Lock Brake Module pins, terminals, and connectors for corrosion, damage, or terminal push out. Pay particular attention to all power and ground circuits. If no problems are found, replace the Anti-Lock Brake Module.
Perform ABS VERIFICATION TEST - VER 1. ABS Verification Test