Checking door lock switch in lock unit

WARNING: This page is about a different car, the 2002 Volvo C70, 2001 Volvo C70, 2000 Volvo C70, 1999 Volvo C70, and 1998 Volvo C70. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Ignition Switch ON Position

Courtesy of VOLVO CARS OF NORTH AMERICA.

Ignition off.
Remove driver's door panel according to Front and rear doors .
Disconnect door lock switch connector.
Ignition on.
Read off door lock switch status.

The value should be HIGH.

Fig 2: Identifying Door Lock Switch Connector Terminals
Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 3: Identifying VCT2000
Courtesy of VOLVO CARS OF NORTH AMERICA.

Is the value HIGH?

YES
Refer to Replacing lock unit
NO
Refer to Checking cables