VOLVO
CCM-B1A6987 - Humidity Sensor. Bus Signal / Message Failures. Missing message
System
Klimaanlage (CCM)
Volvo-Modelle, für die dieser Fehlercode gilt
Gilt für folgende Modelle:
9 ModelleS60 (2011–), S80 (2007–), V40 (2013–), V40 Cross Country (2013–), V60 (2011–), V60 Cross Country (2015–), V70 (2008–), XC60 (2009–), XC70 (2008–)
Modelle nach Baujahr und Motor anzeigen (9)
Was bedeutet der Fehlercode?
The climate control module (CCM) receives no message from the humidity sensor. The fault is caused by an open circuit in the wire to the sensor or by an internal fault in the sensor. Defogging of the windows and mirrors may then work poorly or stop.
Mögliche Ursachen
- Open circuit in the wire between the climate control module and the humidity sensor
- Internal fault in the air humidity sensor
Was Sie tun können
- 1Check that the humidity sensor connector is secure and clean
- 2Check with a multimeter that the sensor wire is not open when the connectors are disconnected
- 3Clear the code and road test the car to see whether it returns
- 4If the fault remains, replace the humidity sensor if you can reach it, otherwise have a workshop do it
Symptome, die Sie bemerken können4
- Mist on the windows and/or the outside mirrors
- Mirror defog or defrost does not work
- Side window defog or defrost does not work
- Windscreen defog or defrost does not work
Allgemeine Hinweise für Fahrzeughalter. Die Diagnose am Fahrzeug kann eine andere Ursache zeigen.