Checking The Wires

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

Trouble-shoot for an intermittent short circuit to ground as described in, see SHORT-CIRCUIT TO GROUND, INTERMITTENT FAULTS .

Do the necessary corrective action.

Additional information 

• To connect the test box, see CONNECTING THE BREAKOUT BOX .
• -2004: SIGNAL SPECIFICATION
• 2005-: SIGNAL SPECIFICATION

Fig 1: Breakout Box

Courtesy of VOLVO CARS CORPORATION

Fig 2: Identifying Ohm Meter

Courtesy of VOLVO CARS CORPORATION