Checking the control module

Fig 1: Identifying Ignition On Position

Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 2: Connecting Control Unit

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition off.
• Connect the control module.
• Ignition on.

  When the ignition is switched on, the control module lights the ABS warning lamp. Check that the warning lamp goes out after approximately 2 seconds.

  If the warning lamp goes out, the cause of the fault was loose connections in the control module connector. Check the control module connector for contact resistance and oxidation and remedy according to Contact resistance and oxidation .

  A fault has been registered if the warning lamp does not go out. Try a new control module according to Control module (ABS), replacing .

Select Continue when the fault has been remedied. 

• Continue 

  Refer to Verification