Error code

OBD2 P0353

OBD2P0353
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Ignition Coil 'C' Primary/Secondary Circuit.

Severity

moderateCan drive, but may experience poor performance and potential damage to other components.

Summary

P0353 indicates an issue with the primary or secondary circuit of ignition coil C on your vehicle's ignition system.

Symptoms

  • Illuminated check engine light
  • Ignition misfire

Common Causes

  • Faulty ignition coil
  • Problem in the ignition coil circuit
  • Issue with the PCM

Diagnosis

  1. Visually inspect the coil pack and its connector for any signs of damage or corrosion.
  2. Swap ignition coils between cylinders to determine if the issue is with the coil itself or the control circuit.
  3. Test the resistance of the coil using a digital multimeter.
  4. Check for power supply issues by testing voltage at the coil's B+ terminal.
  5. Inspect continuity and functionality of the PCM control circuit.

Fixes

  • Replace faulty ignition coil or repair wiring issues in the ignition system.

FAQ

What does P0353 mean?

P0353 indicates a malfunction in the primary/secondary circuit of ignition coil C.

How do I diagnose P0353?

Diagnose by visually inspecting, swapping coils, testing resistance and power supply, and checking PCM control circuits.

Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.