Vauxhall Workshop Service and Repair Manuals

Trouble Code

Information Sensor

Cause of Fault

Remedy in

F0: DATA LIST

No.

Trouble Code Storage when

38

02 SENSOR

CIRCUIT VOLTAGE

LOW

35, 36, 39, 40, 41

·   X 20 SE engine only:

     Oxygen sensor voltage less than 0.9 V for longer than 2.5 s (short circuit to ground)

The trouble code is stored if (conditions must be fulfilled consecutively):

l.)    Coolant temperature higher than 70 OC / l 58 °F

2.)   Condition l.) fulfilled for 3 min

3.)   Load signal greater than 2.5 ms

4.)   After conditions l.) to 3.) are fulfilled, waiting period of 5.1 s  elapsed

5.)   Trouble code 73 or 74 not recognized

Replacement value:

The control unit takes a replacement value of 0.55 V.

The oxygen sensor control is switched off.