What does P0350 mean?

What does P0350 mean?

A P0350 indicates that the Powertrain Control Module (PCM) has detected a malfunction in the circuit of one or more of the engine’s ignition coils.

What is ignition coil a primary secondary circuit malfunction?

Code P0351 is defined as “Ignition Coil ‘A’ Primary/Secondary Circuit Malfunction.” It’s an OBD-II diagnostic trouble code (DTC) that indicates a fault with ignition coil ‘A’ (a problem with the coil on cylinder #1 or its circuit).

Should I replace all ignition coils?

Coil packs are reliable and likely to last the lifetime of a vehicle. If anyone goes bad, there is no need to change all of them. However, if one pack starts malfunctioning after the odometer has around 75,000 miles, you should replace them all.

What is an ignition coil B?

The ignition coil B (or coil number 2) is located above cylinder number 2 of your vehicle’s engine. In simpler terms, there’s a problem with the ignition process in cylinder number 2. Note: The last digit of the trouble code refers to the cylinder number of your engine.

How do you test primary and secondary coils?

Static Testing

1. Remove the coil from the vehicle.
2. Test the resistance of the primary circuit by setting the multimeter to the ohms setting.
3. Test the secondary circuit by attaching one lead to the negative terminal of the coil, and the other to the terminal where the spark-plug wire plugs in.

What is the code for bad ignition coil?

P0351 is a diagnostic trouble code (DTC) for “Ignition Coil “A” Primary/Secondary Circuit Malfunction”. This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation.