Checking Control Panel

Check the power seat module (PSM) and the control panel connectors. Check for intermittent short-circuit to ground. See Short-Circuit To Ground, Intermittent Faults . Check for contact resistance and oxidation. See Contact Resistance And Oxidation . Check for loose connections. See Loose Connections (Terminals) .

Remedy as necessary.

Other information: 

• To connect the breakout box, see Connecting the Breakout Box, Power Seat Module (PSM)
• For information about signals, see Signal Specification, Power Seat Module .

Fig 1: Breakout Box

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying Ohmmeter

Courtesy of VOLVO CARS OF NORTH AMERICA.