Checking central locking switch

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: Disconnecting Connector

Courtesy of VOLVO CARS OF NORTH AMERICA.

Remove the central locking switch from the driver's door according to Door panel switch, replacement .
Disconnect the central locking switch.
Read off the central locking switch status when the switch is in center position.

Fig 2: Identifying VCT2000
Courtesy of VOLVO CARS OF NORTH AMERICA.

Is the value of both signals HIGH?

YES
Refer to Replacing central locking switch
NO
Refer to Checking the central locking switch

Fig 1: Disconnecting Connector

Courtesy of VOLVO CARS OF NORTH AMERICA.

Remove the central locking switch from the passenger door according to Replacing the lock cylinder .
Disconnect the central locking switch.
Read off the central locking switch status when the switch is in center position.

Fig 2: Identifying VCT2000
Courtesy of VOLVO CARS OF NORTH AMERICA.

Is the value of both signals HIGH?

YES
Refer to Replacing central locking switch
NO
Refer to Checking cables