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Home >> Volvo >> 2007 >> C70 Automatic >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Accessory Electronic Module (AEM), Accessory USB Unit (AUU) And Central Electronic Module (CEM) Diagnostic Trouble Codes >> CEM-1A21: Engine Control Module (ECM). Signal Too Low (2006-2013) >> Signal Too Low (2008-2013) >> Verification
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Signal Too Low (2008-2013): 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

Is the function OK?