P1185 – Fuel Temperature Sensor High Input
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Symptoms
- Rough idle
- Hesitation
- Poor acceleration
- Hard starting
- Check engine light
Causes
- Faulty temp sensor
- Wiring issue
- Connector problem
- Fuel contamination
- ECU issue
Diagnosis
- Inspect wiring
- Test sensor resistance
- Inspect connectors
- Scan live data
- Inspect fuel system
Repair
- Replace temp sensor
- Repair wiring
- Fix connectors
- Clean fuel system
- Update ECU