Knock sensors
â–¶ How to fix
- Check plug connection knock sensor 3 - Check lines knock sensor 3 - Renew knock sensor 3
What you'll see
No driver-visible symptom recorded.
System reaction
- Engine is in use with a security-offset of the ignition angle in order to not destroy the engine with knocking combustion - Possible exhaust degradation and hightened temperatures in the cat and turbo charger - Engine runs bad - Torque is limited
Diagnostic depth
Detection
—
Possible cause
- Short circuit to ground of knock sensor 3, line A