Retarder oil temperature sensor
â–¶ How to fix
Contact the supplier ZF.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
The temperature is below the lower limit value.
Possible cause
The retarder oil temperature sensor deviates at a temperature below 23°C and the transmission oil temperature is higher than 50°C.