P0357 CHEVROLET code

P0357 code definition When the P0357 code is stored, it means that the PCM has detected one or more ignition coils is faulty to some degree.

What does engine code P0357 mean?

OBD-II Code P0357 is defined as a Ignition Coil “G” Primary/Secondary Circuit. The ignition coil or coils are responsible for igniting the air/fuel mixture inside the combustion chambers. Without reliable performance from the ignition coil(s) the vehicle will stumble and misfire.

How do you fix an ignition coil h secondary circuit?

Repairs that can fix this trouble code would include:

  1. Repairing or replacing wiring or connectors that are associated with the one or more ignition coils.
  2. Replacing one or more ignition coils.
  3. Replacing the powertrain control module.


What is ignition coil G primary secondary circuit?

It includes the battery, ignition switch, primary coil winding, a triggering mechanism (such as a crankshaft sensor) and switching device (such as an ignition module or ECU). The high voltage side of the system is called the secondary circuit. On modern vehicles it includes the coil pack and spark plugs.

What number is ignition coil G?

What Does the P0357 Code Mean? Diagnostic trouble code (DTC) P0357 stands for “Ignition Coil ‘G’ Primary/Secondary Circuit Malfunction.” It’s a generic powertrain code for modern vehicles equipped with OBD-II. Note: The definition of code P0357 may be different depending on the vehicle manufacturer.

How do I fix code P0357?

What repairs can fix the P0357 code? Your mechanic may need to do any of the following: Replace damaged wires. Replace damaged ignition coils.

What is ignition coil H?

OBD Code P0358 – Ignition Coil “H” Primary/Secondary Circuit Malfunction. <the ignition system which would convert the battery voltage into the high voltage which is used to ignite the cylinder air/fuel mixture. The side of the system which provides low voltage is called the primary circuit.

What would cause a P0358 code?

P0358 code definition



If the PCM (powertrain control module) fails to receive a valid pulse signal from ignition coil H, it will store a P0358 code and illuminate the Check Engine Light.

What does the code P0308 mean?

What the P0308 code means. The P0308 trouble code means that the powertrain control module (PCM) has detected an issue with the ignition of the fuel being provided to cylinder 8. This must usually happen multiple times before a trouble code is stored and the Check Engine Light is illuminated.

What cylinder is P0358?

For example, P0351 indicates a fault in the #1 cylinder coil circuit. Likewise, P0358 indicates a problem with the coil circuit on cylinder #8.

How do I fix code P0352?

How Is Code P0352 Fixed?

  1. Replace the faulty ignition coil pack.
  2. Repair or replace the damaged coil pack wiring harness.
  3. Replace the defective spark plug and the spark plug wire.
  4. Repair the vacuum leak in the intake manifold.
  5. Replace the malfunctioning engine control module (ECM) or powertrain control module (PCM)