Vauxhall Workshop Service and Repair Manuals

Trouble Code

Information Sensor

Cause of Fault

Remedy in

F0: DATA LIST

No.

Trouble Code Storage when

16

KNOCK SIGNAL

CIRCUIT

08

·   Engine speed higher than 2000 rpm

·   Control unit reference voltage for knock sensor lower than 0.01 V.

     The value varies depending on the engine speed

·   Knock sensor voltage is evaluated and gives an implausible value for 50 consecutive checks (at 100 ms intervals)

Replacement value:

·   If the engine load signal is greater than 4.1 ms and the coolant temperature is higher than 30 'C / 68 'F, the control unit retards the firing angle by up to 10.5 OCA for safety reasons. The value varies depending on the engine speed.