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Engine runs on 3 cylinders, misfires

Symptom: Engine runs on 3 cylinders, misfires

Engine runs on 3 cylinders, misfires

Fault symptoms



Engine runs on 3 cylinders, misfires

Diagnostic procedure




1. Check that the battery is OK, see Battery check .

2. Locate the defective cylinder by unplugging the injectors' connectors one at a time.

3. Check the wiring harness' connection to the nozzle as well as any open circuit in the engine's wiring harness.

4. Check the compression and compare with other cylinders.

5. If no other fault is identified in accordance with the above, replace the injector on the deficient cylinder.

6. If new injectors have been fitted: Connect the diagnostic tool for programming. Select Menu - Engine - Engine management system - Adjustment - Injector replaced.