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Home >> Volvo >> 2009 >> V70 >> Repair and Diagnosis (Single Page) >> Electrical >> Body Electrical >> Accessory USB Unit (AUU) And Central Electrical Module (CEM) Diagnostic Trouble Codes >> CEM-B102649: Steering Column Lock. System Internal Failures. Internal Electronic Failure (2009-10) >> Diagnostic Trouble Code (DTC) Information CEM-B102649
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Diagnostic Trouble Code (DTC) Information CEM-B102649

Condition 

Steering column lock module (SCL) is supplied with voltage via a relay controlled by Central electronic module (CEM). The central electronic module (CEM) checks the voltage feed to relay steering column lock module (SCL).

The diagnostic trouble code (DTC) is stored if the control module detects that:

The control module's test for the diagnostic trouble code (DTC) starts in the event of:

NOTE: The control module can only detect the fault once the test has been started and the diagnostic trouble code (DTC) is stored when the conditions are met.
Fig 1: View Of Steering Column & Steering Column Lock
GLL140747Courtesy of VOLVO CARS CORPORATION

Substitute Value 

Possible Source 

Fault symptom[s]