VOLVO
ECM-P26784B - Coolant Degassing Valve Control Circuit / Open. System Internal Failures. Over temperature
System
Motorsteuergerät (ECM)
Volvo-Modelle, für die dieser Fehlercode gilt
Gilt für folgende Modelle:
6 ModelleS60 (2011–), S80 (2007–), V40 (2013–), V40 Cross Country (2013–), V60 (2011–), V70 (2008–)
Modelle nach Baujahr und Motor anzeigen (11)
- Volvo S60 (2011–)2011Nur Motor: B4164T, B4164T3
- Volvo S60 (2011–)2012–2015Nur Motor: B4164T, B4164T2, B4164T3
- Volvo S80 (2007–)2011, 2015Nur Motor: B4164T
- Volvo S80 (2007–)2012–2014Nur Motor: B4164T, B4164T2
- Volvo V40 (2013–)2013Nur Motor: B4164T, B4164T3
- Volvo V40 (2013–)2014–2015Nur Motor: B4164T, B4164T3, B4164T4
- Volvo V40 Cross Country (2013–)2013–2015Nur Motor: B4164T
- Volvo V60 (2011–)2011Nur Motor: B4164T, B4164T3
- Volvo V60 (2011–)2012–2015Nur Motor: B4164T, B4164T2, B4164T3
- Volvo V70 (2008–)2011Nur Motor: B4164T
- Volvo V70 (2008–)2012–2015Nur Motor: B4164T, B4164T2
Was bedeutet der Fehlercode?
The engine control module (ECM) operates the solenoid of the coolant degassing valve (Degas). The code is set when the heat in the module's output stage that activates the solenoid becomes too high.
Mögliche Ursachen
- Damaged solenoid
- Damaged signal line
- Damaged connector
- Damaged engine control module (ECM)
Was Sie tun können
- 1Check that the fuses are intact
- 2Look at the connector at the solenoid: visible damage or loose contacts can cause the fault
- 3Check the signal wire for damage
- 4Have a workshop decide whether the solenoid or the engine control module is damaged
Symptome, die Sie bemerken können1
- No noticeable symptoms for the driver
Allgemeine Hinweise für Fahrzeughalter. Die Diagnose am Fahrzeug kann eine andere Ursache zeigen.