Left Front Door Unlock Detection Switch Circuit

Verify door unlock detection switch operation. See appropriate DOOR UNLOCK DETECTION SWITCH under TESTING ANTI-THEFT SYSTEM COMPONENTS . Turn ignition off and disconnect ATS ECU connector. Close and unlock left front door. Ensure continuity exists between ground and ATS ECU connector terminal B11 (Light Green wire). If continuity is present, go to next step. If continuity is not present, repair open in harness or connectors as necessary.