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2017 TOYOTA HIGHLANDER

3.5L V6AWDAUTOMATICgas
4 active safety recalls on this vehicle — view recalls
Repairs0Labor515Torque3875Fluid9DTC938Battery1Maintenance0Recalls4
P0308high severityPowertrain

Cylinder 8 Misfire Detected

on 2017 Toyota Highlander 3.5L V6 · 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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