Vauxhall Workshop Service and Repair Manuals

Trouble Code

Information Sensor

Cause of Fault

Remedy in

F0: DATA LIST

No.

Trouble Code Storage when...

33

EGR VALVE

VOLTAGE LOW

30

·   Final stage diagnosis in control unit

     (short circuit to ground or circuit interruption)

Replacement values:

·   The control unit retards the firing angle by up to 12 °CA (X 25 XE) or 6 °CA (X 30 XE).

     The value varies depending on the engine speed and the engine load signal.

Effects:

·   The knock control is blocked