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Home >> Volvo >> 2014 >> XC90 3.2, FWD >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> AEM, CEM, And AUU - Diagnostic Trouble Codes >> CEM-1A05: 30 Power Supply. Signal Too Low. Intermittent Fault (2003-2004) >> Signal Too Low. Intermittent Fault >> Checking The Wires And Connectors

Checking The Wires And Connectors

Check wires and connectors between central electronic module (CEM) 6E and battery for an intermittent open circuit as described in, see OPEN-CIRCUIT, INTERMITTENT FAULTS and for a loose contact as described in LOOSE CONNECTIONS (TERMINALS) . Check especially for any damage.

Check wires between central electronic module (CEM) 1E and ground point/ground on left A-pillar for an open circuit as described in, see OPEN-CIRCUIT, INTERMITTENT FAULTS . Check especially for any damage.

Do the necessary corrective action.

Additional information 

Fig 1: Identifying Ohm Meter
GLL101042Courtesy of VOLVO CARS CORPORATION