Checking Cable To Ground

Fig 1: Identifying Ignition OFF

Courtesy of VOLVO CARS CORPORATION

• Ignition off.

  Check that there is a ground for each lamp. Measure the resistance between the relevant lamp terminal #4 and ground.

  The resistance must be approximately 0 Ω.

  There are two lamps; left front and right front.

  Remedy as necessary.

  Other information: 

  • To access or replace the front courtesy lighting, see COURTESY LIGHTING, FRONT, REPLACING .
  Fig 2: Electronic Throttle Module (ETM) Connector Terminal Identification

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  Fig 3: Identifying Ohmmeter

  Courtesy of VOLVO CARS CORPORATION

Does the courtesy lighting function? 

• YES 

  Refer to VERIFICATION 

• NO 

  Refer to CHECKING THE POWER SUPPLY WIRING