P0321 Ignition/Distributor Engine Speed Input Circuit Malfunction
If you’re facing the P0321 code on your car, don’t panic! While it can be frustrating, there are a few things you can do to solve the problem. One of the first steps is to check the battery connection and the ignition switch. From there, you may need to replace the sensor or the wiring. Stay calm, take it step by step, and you’ll get through it!