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Home >> Volvo >> 2004 >> V70 Base, 2.4 64 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control Module (ECM) Diagnostic Trouble Codes (DTC) - 2 Of 14 >> ECM-2120: Front Heated Oxygen Sensor (Ho2S), Control Element, Signal Too Low (B5244S; 2001-07) >> Signal too low >> Checking software
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Checking software

NOTE: The information below only applies to modal year 2003-2004. For other model years, select the alternative "No".

It may be possible to remedy the fault by downloading new software into the control module.

Action 

Other information 

Fig 1: Identifying Control Module
GLL103039Courtesy of VOLVO CARS OF NORTH AMERICA.

Has the fault been remedied?