P1300 — Volkswagen — Misfire Detected Fuel Level Too Low

P1300 (Volkswagen): Misfire Detected Fuel Level Too Low — what it means, the affected system and what to check before replacing parts.

Meaning, symptoms, causes and checks

Misfire Detected Fuel Level Too Low. Source catalogue definition; confirm applicability using vehicle service information.

Affected system: Powertrain

Symptoms

  • Engine misfire under load
  • Flashing Check Engine light
  • Noticeable loss of engine power
  • Rough engine idling
  • Increased fuel consumption

Possible causes

  • Fuel tank nearly empty
  • Faulty fuel level sensor sending incorrect data
  • Clogged fuel filter preventing adequate fuel flow
  • Weak or failing fuel pump
  • Contaminated fuel

What to check

  • Verify the current fuel level in the tank
  • Check fuel pressure readings using a diagnostic gauge
  • Inspect the fuel level sensor and wiring for faults
  • Examine fuel injectors for proper operation
  • Test the fuel pump electrical circuit and relay