Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
The code means that the Anti-Lock Brake System (ABS) control unit has detected that there is problem with the Engine Control Module (ECM).
To diagnose the C1131 code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.
Based on the signal from Engine Control Module (ECM), the Control Area Network (CAN)-Local Area Network (LAN) converter (CLC) judges that the engine control system is malfunctioning.
ABS actuator and electric unit (control unit) and ECM exchange the engine signal with CAN communication line. Major engine components are malfunctioning.
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