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Engine and gearbox (P)

P068A: ECM power relay de-energised too early

The Engine Control Module (ECM) power relay is turning off sooner than it should. This can affect the ECM's ability to function properly.

Checked by a licensed car technician · last reviewed 29 September 2026

Symptoms

  • Engine may not start
  • Intermittent stalling
  • Check engine light on

Common causes

  1. Weak battery
  2. Faulty relay
  3. Ignition switch issue

How to check it yourself

  1. Check battery charge and condition
  2. Inspect ECM relay for faults
  3. Test ignition switch operation

Can I keep driving?

The car can be driven, but it may experience starting issues or stall unexpectedly.

General guidance, not a professional inspection. Confirm faults with measurements before buying parts, and use a qualified mechanic for brakes, steering, fuel leaks, airbags, and other safety-critical work. Terms and disclaimer

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