VOLVO
SUM-U201013 - Switch Illumination. General Electrical Failures. Bus off
System
Aktives Fahrwerk (SUM)
Volvo-Modelle, für die dieser Fehlercode gilt
Gilt für folgende Modelle:
7 ModelleS60 (2011–), S80 (2007–), V60 (2011–), V60 Cross Country (2015–), V70 (2008–), XC60 (2009–), XC70 (2008–)
Was bedeutet der Fehlercode?
The SUM supplies and grounds the lighting in the Four-C switches. The fault code is set when there is a break in the lighting circuit, which means the lighting does not work.
Mögliche Ursachen
- Break in the supply wire to the lighting
- Break in the ground wire to the lighting
- Damaged Four-C switch
Was Sie tun können
- 1Read the code, note it and clear it, then road test the car
- 2Check that the relevant fuses are intact; their locations are in the owner's manual
- 3Check that the connectors at the Four-C switches are firm and clean
- 4Inspect the lighting wires for breaks, chafing and pinch damage
- 5Use a multimeter to check that the supply and ground wires to the lighting have no break
- 6If the fault returns, have a workshop with diagnostic equipment check the switches and the wiring
Symptome, die Sie bemerken können1
- The lighting in the Four-C switches does not work
Allgemeine Hinweise für Fahrzeughalter. Die Diagnose am Fahrzeug kann eine andere Ursache zeigen.