Checking the Cable

Check the cable between central electronic module (CEM) terminal #4D and steering wheel module (SWM) (3/130) terminal #21.

Fault-trace for a short-circuit to ground.

Remedy as necessary.

Other information 

• To connect the breakout box, see Connecting the Breakout Box
• For information about signals, see Signal Specification
• See Checking Wiring And Terminals .

Fig 1: Breakout Box

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Identifying Ohmmeter

Courtesy of VOLVO CARS OF NORTH AMERICA.

Was a fault detected? 

• YES 

  Refer to Verification 

• NO 

  Refer to Replacing Wiper/Washer Switch