P1319 – Fuel Injector Control Range/Performance
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Symptoms
- Hesitation
- Rough idle
- Poor fuel economy
- Check engine light
Causes
- Faulty injector
- Wiring issue
- ECU driver fault
- Low fuel pressure
Diagnosis
- Check injector pulse
- Inspect wiring
- Scan ECU
- Measure fuel pressure
Repair
- Replace injector
- Repair wiring
- Fix fuel pressure issue