FixVault

Section 19 (System Wiring Diagrams): Anti-Theft

WARNING: This page is about a different car, the 2004 Volvo S40. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Forced Entry Circuit, Early Production
Fig 2: Forced Entry Circuit, Late Production
Fig 3: Immobilizer Circuit, Early Production
Fig 4: Immobilizer Circuit, Late Production