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2021 FORD BRONCO

2.3L I4 EcoBoost4WDAUTOMATICgasturbo
18 active safety recalls on this vehicle — view recalls
Repairs0Labor522Torque5088Fluid9DTC968Battery1Maintenance0Recalls18
P0313moderate severityPowertrain

Misfire Detected with Low Fuel

on 2021 Ford Bronco 2.3L I4 EcoBoost · 4WD

What this code means

Misfires detected when fuel level is low.

Symptoms

  • Check Engine Light
  • Rough running on low fuel
  • Stalling

Common causes

  • Fuel pump losing prime at low fuel level
  • Fuel pickup screen clogged
  • Fuel tank contamination

Diagnostic steps

  1. Monitor misfire counts vs fuel level
  2. Inspect fuel tank
  3. Test fuel pressure at low fuel level

Repair notes

Fill fuel tank and test. Check fuel pump and pickup.

Other Powertrain codes on this vehicle

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