Engine Oil Temperature Sensor Malfunction
The ECU detects a general electrical fault in the engine oil temperature sensor circuit. Signal missing, shorted or out of plausible range.
Affected components
- Engine oil temperature sensor
- Sensor wiring
Common causes
- High likelihood: Oil temperature sensor failed
- Medium likelihood: Wiring or connector fault
Diagnostic notes
- The malfunction indicator lamp may illuminate
Sources
Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.