Vauxhall Workshop Service and Repair Manuals

Trouble Code

Information Sensor

Cause of Fault

Remedy in

F0: DATA LIST

No.

Trouble Code Storage when

122

02 SENSOR 2 RICH EXHAUST

46, 48, 52, 54, 56

·   Oxygen sensor integrator - (internal control unit value for evaluation of oxygen sensor regulation) has fallen below lower limit of 0.8

(mixture constantly too rich)

Thereafter for at least 15 s:

·   Coolant temperature lower than 107° C / 225° F

·   Intake air temperature lower than 30° C / 86° F

·   Trouble codes 73 and 74 not recognized

·   Engine load signal for longer than

X 25 XE: 0.8 ms

X 30 XE: 0.9 ms