How to Handle C1201 Engine/EV Control System Malfunction?
1 Answers
c1201 fault code indicates an engine malfunction, which requires professional diagnosis at a 4S shop for targeted troubleshooting based on the specific cause. Below is the explanation of automotive fault codes: 1. Automotive Fault Code: It refers to the error code generated by the vehicle's ECU (Engine Control Unit) after detecting a malfunction. Therefore, the vehicle currently has an issue, and the malfunction indicator light remains illuminated. To fully resolve the fault, professional diagnostic tools (such as K81 or a laptop with appropriate software) are required for decoding, commonly referred to as fault clearance. 2. Types of Fault Codes: Fault codes include permanent codes, historical codes, and intermittent codes. Permanent codes are straightforward to diagnose, historical codes (as the name suggests) are unresolved faults from previous occurrences, while intermittent codes appear unpredictably.