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Home DTC Codes P0372 Medium · 30-60min
P0372 Critical

OBD2 Code P0372: Misfire / Ignition System

Misfire detected.

ECU: ECM

Detected Root Component

Powertrain Component

Confidence level: low

Observed Symptoms

  • Engine light on (MIL/Check Engine)
  • Rough or unstable slow motion
  • Loss of engine power
  • Abnormal engine vibrations
  • Engine stalling

Possible Causes

  • Worn spark plug
  • Defective ignition coil
  • Clogged or faulty injector
  • Vacuum leak
Diagnostic Progress 0 %
Difficulty Medium
Est. time 30-60min
Tools Required 5 tool(s)

Tools Required

multimeter oscilloscope (recommended) wiring diagram feeler gauge borescope (optional)

Interactive Diagnostic

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Diagnostic Result

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certainty points

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Parts likely to be the cause (Moteur (général))

Moteur (général)

Moteur (général)

Photo d'illustration : Moteur (général)

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Frequently asked questions about code P0372

What does code P0372 mean?

OBD2 Code P0372: Misfire / Ignition System. Misfire detected.

What are the symptoms of code P0372?

Code P0372 may cause: Engine light on (MIL/Check Engine), Rough or unstable slow motion, Loss of engine power, Abnormal engine vibrations. The intensity of these symptoms varies depending on the vehicle and driving conditions.

What causes code P0372?

The most common causes of code P0372 are: Worn spark plug, Defective ignition coil, Clogged or faulty injector, Vacuum leak. A proper OBD2 diagnostic will pinpoint the exact cause.

Is it serious to drive with code P0372?

Yes, code P0372 is critical (Critical). Avoid driving and consult a professional promptly to prevent major damage.

How do I fix code P0372?

Start by reading the code with an OBD2 scanner, then follow the interactive decision tree on this page. Priority causes to check: Worn spark plug, Defective ignition coil, Clogged or faulty injector, Vacuum leak. Difficulty: Medium · Estimated time: 30-60min.