Error code

OBD2 P0362

OBD2P0362
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Ignition Coil 'L' Primary/Secondary Circuit.

Severity

moderateCan drive, but misfires may cause engine performance issues.

Summary

P0362 indicates an issue with the ignition coil 'L' primary/secondary circuit on cylinder #12 of a V12 engine or cylinder #6 in other configurations.

Symptoms

  • Illuminated check engine light
  • Ignition misfire

Common Causes

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

Diagnosis

  1. Visually inspect the coil pack and its connector for damage or corrosion.
  2. Swap coils between cylinders to isolate faulty components.
  3. Test the coil resistance with a multimeter (primary circuit: 0.4-2 ohms, secondary circuit: 6,000-15,000 ohms).
  4. Check if the coil is receiving power using a test light or multimeter.
  5. Verify continuity and functionality of the PCM control circuit.

Fixes

  • Replace faulty ignition coil or repair wiring issues.

FAQ

What does P0362 mean?

P0362 indicates a malfunction in the primary/secondary circuit of the ignition coil for cylinder #12 on V12 engines or cylinder #6 in other configurations.

How do I diagnose P0362?

Diagnose by visually inspecting, swapping coils, testing resistance with a multimeter, checking power supply, and verifying PCM control circuit continuity.

View source

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

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