OBD-II code · Powertrain (generic, extended)

P2E5D Cylinder 5 Alternative Fuel Misfire Detected

Misfire detected on cylinder 5 during alternative fuel operation. Specific to bi-fuel CNG/LPG operation.

Is it safe to drive with P2E5D?

The car may go into limp mode (reduced power). Get it diagnosed before a long trip.

Common causes

  • Most likelyInjector clogged or weak
  • PossibleFuel quality off-spec

Symptoms

  • Check engine light on or flashing
  • Rough idle and uneven running
  • Power loss, hesitation under acceleration
  • Increased fuel consumption
  • Possible smell of unburned fuel from exhaust

Repair at a glance

Difficulty
Medium
DIY friendly
Best left to a mechanic
Typical labour
1–6 h
Emissions test
Likely to fail
After the fix
A drive cycle is needed before the light stays off
Parts involved
Alt Fuel Injector Cyl 5, Ignition Coil Cyl 5

Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.