Solenoid valve Y12
â–¶ How to fix
Check the signal to pin 29 in the connector for the gearbox control unit. Check the solenoid valve according to the section "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 solenoid valve Y12 for clutch F.
Possible cause
The gearbox control unit, pin 29, has detected an open circuit in the wiring.The voltage has exceeded 4.5 V.