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2013 BMW M3 E90

4.0L V8 S65RWDDCTgas
Repairs0Labor499Torque3925Fluid7DTC909Battery0Maintenance0Recalls0
P1349high severityPowertrain

Misfire Cylinder 5 With Fuel Cut-Off

on 2013 BMW M3 E90 4.0L V8 S65 · RWD

What this code means

The DME detected a severe misfire on Cylinder 5 and has activated fuel cut-off for catalyst protection. This code appears on inline-6 and V8 BMW engines.

Symptoms

  • Check Engine Light flashing
  • Rough running
  • Loss of power
  • Vibration

Common causes

  • Faulty ignition coil Cylinder 5
  • Worn spark plug Cylinder 5
  • Injector failure
  • Low compression Cylinder 5
  • VANOS issue affecting cylinder 5 timing

Diagnostic steps

  1. Read misfire counters
  2. Swap coil from Cylinder 5
  3. Inspect spark plug
  4. Test injector
  5. Compression and leak-down test

Repair notes

Replace faulty ignition coil or spark plug on Cylinder 5.

Other Powertrain codes on this vehicle

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