Rotation speed measurement at Transmission output
â–¶ How to fix
Check plugs, plug contacts, plug connections and cabling.
What you'll see
No driver-visible symptom recorded.
System reaction
ANS operation limited. Limited driving operation. Transmission control unit switches into the operational status neutral, forced neutral or waiting for neutral. No or limited retarder function. No or limited reverse gear acceptance.
Diagnostic depth
Detection
Disconnection at sensor circuit.
Possible cause
Unplugged connector. Transistion resistance too high or disconnection between plug connections.