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Home >> Volvo >> 2004 >> S80 Base, 2.5 59, FWD >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Control Module (ECM) Diagnostic Trouble Codes - 4 Of 11 >> ECM-290A: Front Heated Oxygen Sensor (Ho2S), Bank 2. Signal Too High (B6294S2; B6294T; 2003-2004) >> Signal too high >> Checking components and wiring >> Verification

Checking components and wiring: Verification

HINT: After carrying out the repair, check that the fault has been remedied. 

Fig 1: Engine Start Verification
GLL101037Courtesy of VOLVO CARS OF NORTH AMERICA.
Fig 2: Connecting Connector
GLL101069Courtesy of VOLVO CARS OF NORTH AMERICA.

Is the value lower than +/- 0.01?