When your diagnostic tool (such as CAN Clip, PyClip, or an advanced OBD-II scanner) displays , it means the Engine Control Module (ECM) has detected electrical resistance anomalies or a total loss of continuity in the control circuit for the Cylinder 1-4 Ignition Coil . It is almost always accompanied or closely followed by DF362 , which governs the circuit for cylinders 2 and 3.

: The vehicle may shake or stall when stopped at a light. Common Causes

When the ECU logs code DF361, drivers will notice immediate drivability issues due to improper combustion or complete loss of spark on the two linked cylinders:

Addressing the code quickly is essential to avoid severe drivability issues, unburnt fuel entering the exhaust system, and catastrophic catalytic converter damage. This comprehensive technical guide breaks down what the code means, its common symptoms, root causes, and a systematic step-by-step diagnostic process to resolve it. Technical Definition and Meaning of DF361

Internal short circuit or cracked housing allowing moisture intrusion.

When replacing the DF361/DF360 assembly, it is highly recommended to replace the fuel filter and ensure the fuel tank is clean of debris to prevent premature failure of the new unit.