Checking oil temperature sensor function

Fig 1: Identifying Ignition On Position

Courtesy of VOLVO CARS OF NORTH AMERICA.

• Ignition on.
• Read off oil temperature.

  Check that the temperature is reasonable.

  Compare with the transmission temperature.

  Fig 2: Identifying VCT2000

  Courtesy of VOLVO CARS OF NORTH AMERICA.

Is the transmission temperature reasonable? 

• YES 

  Refer to Intermittent fault 

• NO 

  Refer to Checking transmission fluid temperature sensor