Signal too high: Intermittent

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.

Check the cable between control module #A21 and airing module terminal 5 for an intermittent short-circuit to supply voltage according to Short-circuit to supply voltage, intermittent faults .

Other information:

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) .

Fig 1: Identifying Terminals Of Connector B And Connector A

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying Volts Display

Courtesy of VOLVO CARS OF NORTH AMERICA.