What does P1351 mean?
OBD II fault code P1351 is a manufacturer specific code that most carmakers define as “Ignition Control Module Circuit Voltage”, or sometimes as “Ignition Control Module Circuit High Voltage”.
What is ignition control circuit?
The PCM controls the ignition system operation. The PCM controls each coil using one of eight Ignition Control (IC) circuits. The PCM commands the IC circuit low when a spark event is requested. This causes the IC module to energize the ignition coil to create a spark at the spark plug. An ignition control (IC) circuit.