VOLVO
ECM-305D - Knock control. Internal fault
System
Motorsteuergerät (ECM)
Volvo-Modelle, für die dieser Fehlercode gilt
Gilt für folgende Modelle:
4 ModelleC30 (2007–2013), C70 (2006–2013), S40 (2004–2013), V50 (2004–2013)
Modelle nach Baujahr und Motor anzeigen (9)
- Volvo C30 (2007–2013)2007Nur Motor: B5254T3
- Volvo C30 (2007–2013)2008–2013Nur Motor: B5254T7
- Volvo C70 (2006–2013)2006–2007Nur Motor: B5254T3
- Volvo C70 (2006–2013)2008–2013Nur Motor: B5254T7
- Volvo S40 (2004–2013)2005–2007Nur Motor: B5254T3
- Volvo S40 (2004–2013)2008Nur Motor: B5254T3, B5254T7
- Volvo S40 (2004–2013)2009–2012Nur Motor: B5254T7
- Volvo V50 (2004–2013)2005–2007Nur Motor: B5254T3
- Volvo V50 (2004–2013)2008–2012Nur Motor: B5254T7
Was bedeutet der Fehlercode?
The control module has found a fault in its internal knock control circuit. The fault is in the control module itself, not in a knock sensor or the wiring. The fault may be temporary or lasting. The engine warning lamp may light, and ignition is controlled with a safety margin until the fault is repaired.
Mögliche Ursachen
- Damaged control module
Was Sie tun können
- 1Clear the fault code and drive the car briefly to see whether the fault returns
- 2Check the battery and that the ground connections are secure, since interference at start-up can cause temporary faults
- 3Have a workshop replace the control module if the fault returns or remains
Symptome, die Sie bemerken können2
- Poor performance
- Engine warning lamp lit
Was der Fehler beeinflussen kann1
- Ignition advance is pulled back to protect the engine
Allgemeine Hinweise für Fahrzeughalter. Die Diagnose am Fahrzeug kann eine andere Ursache zeigen.