Anti-Theft System Test 1B - Disarming Anti-Theft System
NOTE:
Perform ANTI-THEFT SYSTEM TEST 1A
before proceeding. For connector terminal ID, see CONNECTOR IDENTIFICATION
and WIRING DIAGRAM. See ANTI-THEFT SYSTEM article. Perform TEST VER-2A
after each repair.
CAUTION:
Always turn ignition switch to OFF position prior to disconnecting any module connector. Ensure all connectors are clean and tight.
- Turn ignition off. Put key in left front door and turn to unlock position. Turn ignition on. Using scan tool under MONITORS menu, read VTSS status. If scan tool displays CURRENT MODE DISARMED, system is okay. Repeat ANTI-THEFT SYSTEM TEST 1A . If scan tool does not display CURRENT MODE DISARMED, go to next step.
- Connect a jumper wire between Backprobe Body Control Module (BCM) Black 14-pin connector terminal No. 10 (Violet/Yellow wire) and chassis ground. Using scan tool, read VTSS status. If scan tool does not display CURRENT MODE DISARMED, replace BCM. If scan tool displays CURRENT MODE DISARMED, go to ANTI-THEFT SYSTEM TEST 7A .