Test 6A: Left SIACM, Seat Squib Circuit Short To Battery (Active Code)

NOTE: Prior to performing any air bag system test, go to PRETEST INSPECTION & DIAGNOSTIC PROCEDURE under DIAGNOSTICS. Perform TEST VER-1: AIR BAG VERIFICATION TEST after all repairs unless otherwise directed. Left seat squib circuit wires change color at connector C209 (Orange-Yellow becomes White and Yellow-Orange becomes Orange). See WIRING DIAGRAMS .

Disable air bag system. See DISABLING SYSTEM under DISABLING & ACTIVATING AIR BAG SYSTEM. Disconnect left side air bag module 4-pin connector C209 located at base of seat. Connect SRS Load Tool (8443) passenger cable to harness side of left side air bag connector. Connect DRB to DLC. Turn ignition switch to ON position. Connect negative battery cable. Read side air bag DTCs. If DRB displays LEFT SEAT SQUIB CIRCUIT SHORT TO BATTERY, go to next step. If DRB does not display LEFT SEAT SQUIB CIRCUIT SHORT TO BATTERY, replace left side air bag module. See SIDE AIR BAG MODULE under REMOVAL & INSTALLATION.
Turn ignition switch to OFF position. Disconnect negative battery cable and wait at least 2 minutes. Access and disconnect left SIACM connector. See SIDE IMPACT AIR BAG CONTROL MODULE (SIACM) under REMOVAL & INSTALLATION. Connect SRS Load Tool (8443) SIACM adapter to left SIACM harness connector. Turn ignition switch to ON position. Connect negative battery cable. Measure voltage between ground and left SIACM harness connector terminal No. 3 (Orange-Yellow wire). See Figure . If voltage is present, repair short to battery in Orange-Yellow wire. See WIRING DIAGRAMS . If voltage is not present, go to next step.
Measure voltage between ground and left SIACM harness connector terminal No. 4 (Yellow-Orange wire). If voltage is present, repair short to battery in Yellow-Orange wire. If voltage is not present and no other malfunctions are detected, replace left side impact air bag control module.