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2010 BMW M3 E90
4.0L V8 S65•RWD•DCT•gas
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Repairs0Labor493Torque3437Fluid8DTC1088Battery1Maintenance0Recalls0
P1350high severityPowertrain

Misfire Cylinder 6 With Fuel Cut-Off

on 2010 BMW M3 E90 4.0L V8 S65 · RWD

What this code means

The DME detected a severe misfire on Cylinder 6 with fuel injector cut-off activated. On BMW inline-6 engines, Cylinder 6 is the rearmost cylinder and most susceptible to heat soak issues.

Symptoms

  • Check Engine Light flashing
  • Rough running
  • Loss of power
  • Uneven idle

Common causes

  • Faulty ignition coil Cylinder 6
  • Worn spark plug Cylinder 6
  • Fuel injector failure
  • Low compression
  • Valve carbon buildup on direct injection engines

Diagnostic steps

  1. Check misfire counters
  2. Swap coil from Cylinder 6
  3. Inspect spark plug condition
  4. Test injector
  5. Perform compression test

Repair notes

Replace faulty ignition coil or spark plug on Cylinder 6.

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