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Home >> Volvo >> 2007 >> C70 Automatic >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Phone Module, Subwoofer Module, GPS Module, And Traffic Message Channel Module - Diagnostic Trouble Codes >> Sub-0003: Coil, Right Subwoofer. Open Circuit (2006-2007) >> Open Circuit >> Checking The Component And Wiring
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Checking The Component And Wiring

Fig 1: Identifying Ignition OFF
GLL101046Courtesy of VOLVO CARS CORPORATION
Fig 2: Identifying Connectors Disconnected
GLL101072Courtesy of VOLVO CARS CORPORATION

Check the cable terminals. Check for contact resistance, loose connections and oxidation.

Check the cable terminals in the female and male sections of the connector. The cable terminals must not be damaged or pressed back.

Check the signal cable between the Subwoofer module (SUB) terminal #B5 and right-hand subwoofer terminal #2. Check for an open-circuit.

Check the signal cable between the Subwoofer module (SUB) terminal #B12 and right-hand subwoofer terminal #1. Check for an open-circuit.

Check the subwoofer cable terminals #1 and #2. Check for an open-circuit.

Remedy as necessary.

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