Glass breakage sensor and cable harness: Preparations

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: Making Note Of Anti-Theft Radio Code, Ignition Off & Disconnecting Battery Negative Terminal

Courtesy of VOLVO CARS OF NORTH AMERICA.

Make a note of the anti-theft radio code.

Turn the ignition key to position 0.

Detach the negative lead from the battery.