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Home >> Volvo >> 2001 >> V70 XC >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control Module (ECM) Diagnostic Trouble Codes (DTC) - 12 Of 14 >> ECM-929C: Engine Control Module (ECM). Signal Too High (B5244T5; B5254T2; B5254T4; 2005-2007) >> Signal too high >> Preparation >> Programming the engine control module (ECM)
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Programming the engine control module (ECM)

HINT: This diagnostic trouble code (DTC) may be caused by faulty software. 

Fig 1: Identifying Ignition Off Position
GLL101045Courtesy of VOLVO CARS OF NORTH AMERICA.