BMW Code P1364 – Cylinder 12 Misfire on Startup

BMW P1364 Code Description

The BMW P1364 code indicates a misfire during startup in cylinder 12 of the vehicle’s engine. When this code is triggered, it means that the Engine Control Module (ECM) has detected a misfire specifically during the engine starting process in cylinder 12. A misfire occurs when there is a lack of combustion in the cylinder, resulting in rough idling, reduced power, and increased emissions. In this case, the misfire happens at the moment the engine is cranked to start.

Common Causes of BMW P1364 Code

NOTE: The listed causes may not be a complete list of all potential issues, and there may be other causes.

1. Faulty spark plugs or ignition coils
2. Clogged fuel injector
3. Vacuum leak
4. Low compression in cylinder 12
5. Engine timing issues

Symptoms of BMW P1364 Code

1. Hard starting or difficulty starting the engine
2. Rough idling or vibrations when the engine is running
3. Hesitation or stumbling during acceleration
4. Decreased fuel efficiency
5. Increased emissions