Checking Power Supply

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 ON

Courtesy of VOLVO CARS OF NORTH AMERICA.

Ignition on.
Connect Volvo Scan Tool (ST) to the data link connector (DLC) and turn on power supply using the switch on the adapter box.

Check the Volvo Scan Tool (ST) display.

Does the display light?

YES
Refer to Checking Wiring
NO
Refer to Checking Power Supply To the Data Link Connector (DLC)