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What is P0351 engine code?

The P0351 code is an OBD-II diagnostic trouble code that indicates a malfunction in the ignition coil circuit for cylinder number 1. This code is set when the powertrain control module (PCM) detects a loss of spark in the ignition coil circuit for cylinder number 1.

Symptoms of P0351

The following are some of the symptoms that may be associated with the P0351 code:

* Check engine light illuminated

* Engine misfire or rough running

* Engine hesitation or stumbling

* Lack of power

* Increased fuel consumption

Causes of P0351

The following are some of the possible causes of the P0351 code:

* Faulty ignition coil for cylinder number 1

* Open or shorted circuit in the ignition coil circuit for cylinder number 1

* Faulty PCM

How to Diagnose P0351

To diagnose the P0351 code, you will need to:

1. Check the ignition coil for cylinder number 1 for any signs of damage or corrosion.

2. Test the continuity of the ignition coil circuit for cylinder number 1.

3. If the ignition coil and circuit are both good, then you will need to replace the PCM.

How to Fix P0351

The following are some of the ways to fix the P0351 code:

* Replace the ignition coil for cylinder number 1.

* Repair any open or shorted circuits in the ignition coil circuit for cylinder number 1.

* Replace the PCM.

Cost to Fix P0351

The cost to fix the P0351 code will vary depending on the cause of the code. If the ignition coil is the only problem, then the cost of the repair will be relatively inexpensive. However, if the PCM is the problem, then the cost of the repair will be more expensive.