FixVault

Checking communication cable to data link connector (DLC)

WARNING: This page is about a different car, the 1998 Volvo C70. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Ignition Off Position
GLL101045Courtesy of VOLVO CARS OF NORTH AMERICA.
Fig 2: Identifying Control Module Disconnected
GLL101003Courtesy of VOLVO CARS OF NORTH AMERICA.

The ohmmeter should read 0 Ω.