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IgnitionSeverity High: diagnose before driving on

P0353Ignition Coil "C" Primary/Secondary Circuit

What it means

The ECU sees a fault in the control circuit of ignition coil "C" (usually the coil for cylinder 3). The coil may not fire at all, so that cylinder misfires.

Symptoms

  • Misfire on cylinder 3
  • Rough running and loss of power
  • Check engine light, sometimes flashing

Common causes

  • Failed ignition coil (open or shorted winding)
  • Open or shorted coil control wire
  • Missing coil supply (fuse, relay) or ground
  • ECU coil driver fault

What to check first

  1. Check the coil supply and ground with the key on
  2. Scope the coil control signal while cranking
  3. Swap the coil with another cylinder and see whether the fault follows
Can I drive with P0353? Not recommended. P0353 can lead to stalling, limp mode or engine damage; diagnose it before driving further.

Generic OBD-II meaning. Manufacturer-specific meanings and checks can differ; always check the service information for the car.

How to test the parts behind P0353

Ignition coil (coil-on-plug)Wiring, typical values, multimeter and scope tests

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P0353: questions and answers

What does P0353 mean?

P0353: Ignition Coil "C" Primary/Secondary Circuit. The ECU sees a fault in the control circuit of ignition coil "C" (usually the coil for cylinder 3). The coil may not fire at all, so that cylinder misfires.

What are the symptoms of P0353?

Misfire on cylinder 3. Rough running and loss of power. Check engine light, sometimes flashing.

What causes P0353?

Failed ignition coil (open or shorted winding). Open or shorted coil control wire. Missing coil supply (fuse, relay) or ground. ECU coil driver fault.

How do you diagnose P0353?

1. Check the coil supply and ground with the key on 2. Scope the coil control signal while cranking 3. Swap the coil with another cylinder and see whether the fault follows

Can I drive with P0353?

Not recommended. P0353 can lead to stalling, limp mode or engine damage; diagnose it before driving further.