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Home >> Volvo >> 2009 >> C30 R-Design, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control Module (ECM) Diagnostic Trouble Codes - 6 Of 8 >> ECM-620B: Engine Cooling Fan Control Module. Signal Missing (B5254T3; 2007-2008) >> Signal Too High / Signal Missing >> Verification >> Verification

Signal Too High / Signal Missing: Verification: Verification

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

Fig 1: Identifying Ignition ON
GLL101051Courtesy of VOLVO CARS CORPORATION
Fig 2: Checking Connector
GLL101069Courtesy of VOLVO CARS CORPORATION

Does the engine cooling fan (FC) start?