Motronic M 2.8 F2:TROUBLE CODE TABLE
Trouble
| Code |
Information Sensor
| Cause of Fault | Remedy in |
F0:DATA LIST
| No. | |
|---|---|
| Trouble Code Storage when ... | |
| Remarks | |
| 18 | KNOCK CONTROL |
MODULE; REPLACE
| ECU | 08 | · Coolant temperature lower than 30 °C/86 °F |
or load signal less than 1.4 ms
(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). |