Oil temperature sensor in the oil sump
â–¶ How to fix
Check the voltage to pin 27 in the connector for the gearbox control unit. Check the oil temperature sensor in the oil sump. Refer to "Checking solenoid valves and sensors".
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
Incorrect signal from the temperature sensor for sump oil temperature.
Possible cause
The gearbox control unit, pin 27, has detected that the voltage is, or has been, below 2.6 V.