P1187 – Engine Oil Temperature Sensor High Input (Nissan)
Description
The ECM detected a high input signal from the oil temperature sensor.
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Compare Diagnostic ScannersSymptoms
- Overheating symptoms
- Poor fuel economy
- Rough idle
- Check engine light
Causes
- Short to power
- Faulty sensor
- Connector corrosion
- Wiring damage
Diagnosis
- Check wiring for shorts
- Inspect sensor
- Check connectors
- Scan live data
Repair
- Repair wiring
- Replace sensor
- Clean connectors