Vauxhall Workshop Service and Repair Manuals

Trouble

Code

Information Sensor

Remedy in

F0:DATA LIST

Cause of Fault

No.

Trouble Code Storage when ...

Remarks

18

KNOCK SIGNAL

08

·   Coolant temperature lower than 30 °C/86 °F

MODULE;

or load signal less than 1.4 ms

REPLACE ECU

(value varies depending on engine speed)

·   Engine speed lower than 5000 rpm

·   Knock sensor circuit test failed

(carried out by control unit)

Replacement value:

If the engine load signal is greater than 2.0 ms and

the coolant temperature is higher than 45 °C/113 °F,

the control unit retards the firing angle by up to

13.5 °CA for safety reasons (value varies depending

on engine speed).