Checking cables

WARNING: This page is about a different car, the 2002 Volvo C70, 2001 Volvo C70, 2000 Volvo C70, 1999 Volvo C70, and 1998 Volvo C70. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Ignition Switch OFF Position

Courtesy of VOLVO CARS OF NORTH AMERICA.

Ignition off.
Check fuse 6.

HINT: If the fuse is blown, check the circuit after fuse 6 for an open-circuit according to Open-circuit, permanent faults .

Check the cable between control module #B15 and siren #5 for a short-circuit to ground according to Short-circuit to ground, permanent faults and for an open-circuit according to Open-circuit, permanent faults . Check the cable between fuse 6 and siren #4 for an open-circuit according to Open-circuit, permanent faults .

Other information:
- The voltage between siren #4 and ground should be battery voltage.
- For further information about signals and other values, see Signal specification, lock and alarm (VGLA) .
- To connect the breakout box, see Connecting the breakout box, lock and alarm (VGLA) .
Remedy as necessary.

Fig 2: Identifying Terminals Of Connector B And Connector A
Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 3: Identifying Ohms Display
Courtesy of VOLVO CARS OF NORTH AMERICA.

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Refer to Erasing diagnostic trouble codes (DTCs)