Checking The Relay

Fig 1: Identifying Ignition OFF

Courtesy of VOLVO CARS CORPORATION

• Ignition off.

  Check that relay 2/29 is installed correctly. At the same time check relay connection for contact resistance and oxidation as described in, see CONTACT RESISTANCE AND OXIDATION .

  Additional information 

  • For interior relay unit:
    • For -2004, see: CENTRAL ELECTRONIC MODULE (CEM), REPLACING .
    • For 2005-, see: CENTRAL ELECTRONIC MODULE (CEM), REPLACING .
  Fig 2: Identifying Ohm Meter

  Courtesy of VOLVO CARS CORPORATION
  Fig 3: Identifying Relays

  Courtesy of VOLVO CARS CORPORATION

Is there a fault? 

• YES 

  Refer to VERIFICATION 

• NO 

  Refer to REPLACING THE COMPONENT