Checking lock-up solenoid SL

Fig 1: Identifying Ignition ON

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition on
• Activate the lock-up solenoid SL.

  A "click" should be heard when the solenoid is activated. Use a stethoscope to hear the click more clearly.

  There is a mechanical fault if the solenoid does not click. Try a new lock-up solenoid SL.

  Other information 

  • To replace solenoid SL, see Solenoid lock-up function, replacing .
  Fig 2: Identifying VCT2000 Diagnostic Tool Symbol In VIDA

  Courtesy of VOLVO CARS OF NORTH AMERICA.
  Fig 3: Identifying Lock-Up Solenoid, SL

  Courtesy of VOLVO CARS OF NORTH AMERICA.

Does the lock-up solenoid SL click? 

• YES 

  Refer to Checking for contact resistance and oxidation 

• NO 

  Refer to Resetting the adaptation