P2303 DODGE code

The P2303 code is a generic OBD-II trouble code which indicates that there is an issue with the primary control circuit in ignition coil ‘B’, and potentially other ignition coils. The ignition coils are connected to the engine, and a small spark plug wire is used to ignite the engine.

What does code P2303 mean?

P2303 is an OBD-II generic code for the engine control module (ECM) detecting a coil “B” primary control circuit low. This can be due to a short or open in the coil or in the wiring circuit to the coil’s primary circuit.

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 I fix code P0352?


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Where is ignition coil A?

Where is the coil? The ignition coil sits between the battery and, if the car is an older model, the distributor that ‘distributes’ the HT voltage it produces to each spark plug, via thick rubbery HT leads (one per plug).

Where is ignition coil E located?

Most vehicles nowadays use the coil on plug (COP) ignition system, which removes the need for spark plug wires and distributor caps. In this system, the ignition coil goes right above the spark plug, allowing the PCM to control the ignition circuit on each cylinder directly.

What does engine code P0352 mean?

Without reliable performance from the ignition coil(s) the vehicle will stumble and misfire. Code P0352 indicates there’s an electrical problem in either the primary ( the computer side ) or the secondary ( the spark plug side ) of the Ignition Coil “B” Circuit. Driving with this trouble code is not recommended.

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).

Can I just replace one ignition coil?

You can, of course, change just one coil. However, as a mechanic, I’ve seen it so many times, when one coil fails, another isn’t too far behind. If your coils are easy to access, replacing them as they fail is OK, apart from the inconvenience.

What are the different types of ignition coils?

Types of Ignition Coils

  • Distributor ignition coils. With a distributor ignition coil, the high-voltage pulse generated by the ignition coil passes through an ignition cable to a mechanical ignition distributor. …
  • Block ignition coils. …
  • Pencil coils. …
  • Ignition coil systems (“rails”)
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How much does it cost to replace an ignition coil?

between $209 and $278

The average cost for ignition coil replacement is between $209 and $278. Labor costs are estimated between $51 and $64 while parts are priced between $158 and $214. This range does not include taxes and fees, and does not factor in your specific vehicle or unique location. Related repairs may also be needed.

What are the symptoms of a failing ignition coil?

What Are the Signs of a Faulty Ignition Coil?

  • Loss of Power. This is one of the first symptoms of ignition coil failure. …
  • Check Engine Light On. …
  • Poor Fuel Economy. …
  • Backfiring. …
  • Misfiring Engine. …
  • Hard Starts and Stalling. …
  • Spluttering and Coughing Sounds. …
  • Jerking and Vibrating.