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
• -2004: SIGNAL SPECIFICATION
• 2005-: SIGNAL SPECIFICATION
• see CHECKING WIRING AND TERMINALS .

Fig 1: Breakout Box

Courtesy of VOLVO CARS CORPORATION

Fig 2: Identifying Ohm Meter

Courtesy of VOLVO CARS CORPORATION

Was a fault detected? 

• YES 

  Refer to VERIFICATION 

• NO 

  Refer to REPLACING WIPER / WASHER SWITCH