P0313moderate severityPowertrain
Misfire Detected with Low Fuel
on 1998 Mazda 626 2.0L 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
- Monitor misfire counts vs fuel level
- Inspect fuel tank
- Test fuel pressure at low fuel level
Repair notes
Fill fuel tank and test. Check fuel pump and pickup.
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Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0004
Fuel Volume Regulator Control Circuit High
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0011
Intake Camshaft Position Timing Over-Advanced Bank 1
P0012
Intake Camshaft Position Timing Over-Retarded Bank 1
P0013
Exhaust Camshaft Position Actuator Circuit/Open Bank 1
P0014
Exhaust Camshaft Position Timing Over-Advanced Bank 1
P0015
Exhaust Camshaft Position Timing Over-Retarded Bank 1