Checking control signal to main relay

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 on.
Main relay disconnected.

Fig 2: Identifying 4-Bit Connector
Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 3: Identifying Voltmeter
Courtesy of VOLVO CARS OF NORTH AMERICA.
- Connect a voltmeter between main relay connector terminal 1 and the battery positive terminal.

The voltmeter should read battery voltage.

OK
Refer to Checking voltage from main relay
NOT OK
Refer to Checking for an open-circuit