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2010 AUDI R8

4.2L V8AWDDCTgas
Repairs0Labor593Torque3677Fluid9DTC894Battery0Maintenance0Recalls0
P0308high severityPowertrain

Cylinder 8 Misfire Detected

on 2010 Audi R8 4.2L V8 · AWD

What this code means

Misfire detected in cylinder 8.

Symptoms

  • Check Engine Light
  • Rough idle
  • Loss of power

Common causes

  • Worn spark plug #8
  • Faulty ignition coil #8
  • Faulty injector #8
  • Low compression

Diagnostic steps

  1. Swap coil #8
  2. Inspect plug #8
  3. Test injector #8
  4. Check compression

Repair notes

Swap coil to diagnose.

Other Powertrain codes on this vehicle

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