Vauxhall Workshop Service and Repair Manuals

Trouble Code

Information Sensor Cause of Fault

Remedy in F0:DATA LIST No.

Trouble Code Storage when ...

23

COOLANT TEMP. SWITCH VOLTAGE HIGH

19

Automatic Transmission as AF 14/20 of Model Year '90

·  Engine running for at least 600 s

·   Vehicle speed greater than 6 km/h (3.5 mph)

·   The voltage at the relevant transmission control unit input (Ter. 11) is too high (short circuit to battery voltage or interruption)

If trouble code 23 was recognized, the converter clutch ist not engaged for approx. 20 minutes after "start engine".