Checking the signal cable

WARNING: This page is about a different car, the 2004 Volvo S40, 2003 Volvo S40, 2002 Volvo S40, 2001 Volvo S40, and 2000 Volvo S40. 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.

Fig 2: Connecting Control Unit

Courtesy of VOLVO CARS OF NORTH AMERICA.

Ignition off
Expose the DSA control module
Ignition on
DSA control module connected.
The brake pedal is released.
Connect a voltmeter between ground and DSA control module connector terminal 7.

Fig 3: Identifying DSA Control Module Terminals
Courtesy of VOLVO CARS OF NORTH AMERICA.

Fig 4: Identifying Voltage Display
Courtesy of VOLVO CARS OF NORTH AMERICA.

The voltmeter should read approximately 0 V.

OK
Refer to Checking a voltage drop in the signal cable
NOT OK
Refer to Checking for an open-circuit