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2022 MAZDA MAZDA3

2.5L I4FWDAUTOMATICgas
Repairs0Labor479Torque3805Fluid6DTC919Battery0Maintenance0Recalls0
P0313moderate severityPowertrain

Misfire Detected with Low Fuel

on 2022 Mazda Mazda3 2.5L I4 · FWD

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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