VOLVO
SUM-C1A0513 - Left Rear Height Sensor. General Electrical Failures. Bus off
System
Aktivt understell (SUM)
Volvo-modeller feilkoden gjelder for
Gjelder følgende modeller:
7 modellerS60 (2011–), S80 (2007–), V60 (2011–), V60 Cross Country (2015–), V70 (2008–), XC60 (2009–), XC70 (2008–)
Hva betyr feilkoden?
No signal reaches the SUM from the height sensor at the left rear wheel. Because the height sensor shows the body's position, the Four-C function is switched off for as long as the signal is missing.
Mulige årsaker
- Contact resistance or oxidation in the connectors
- A break in the signal wire between the height sensor and the module
- The height sensor has no power supply
- Open circuit in the ground wire to the height sensor
- Damaged height sensor
Hva du kan gjøre
- 1Read and note the code, clear it and road test to see whether it returns
- 2Check that the relevant fuses are intact; their locations are in the owner's manual
- 3Check the connector at the height sensor at the left rear wheel: it should be firm and clean
- 4Inspect the cable from the height sensor for breaks, chafing and loose clips
- 5Use a multimeter to check that the ground wire to the height sensor is connected to the body
- 6If the fault returns, have a workshop with diagnostic equipment check the height sensor and the wiring
Symptomer du kan merke2
- A message appears in the information display
- The Four-C function does not work
Hva feilen kan påvirke1
- The Four-C function is switched off
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