P1218 – Fuel Metering Control Low
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Symptoms
- Hesitation
- Loss of power
- Surging
- High fuel trims
- Check engine light
Causes
- Low fuel pressure
- Clogged injectors
- Vacuum leaks
- MAF underreporting
- Exhaust leak
Diagnosis
- Check fuel trims
- Measure fuel pressure
- Inspect injectors
- Smoke test intake
- Check MAF and O2 data
Repair
- Replace fuel pump
- Replace fuel filter
- Clean or replace injectors
- Repair vacuum leaks
- Fix exhaust leaks