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*HEADLAMPS FAIL TO FLASH WITH VTSS For a complete wiring diagram Refer to Section 8W Possible Causes BODY CONTROL MODULE (BCM) DTCS PRESENT HEADLAMP / RELATED CIRCUITS INCORRECT COUNTRY CODE SETTING PROGRAMMED IN BCM BODY CONTROL MODULE (BCM) Diagnostic Test 1. CHECK FOR DTCs IN THE BCM Turn the ignition on. With the scan tool, read BCM DTCs. Does the scan tool display any DTCs? Yes >> Diagnose and repair the DTC(s) Refer to the Table of Contents in the applicable Section for the diag- nostic procedure(s). Perform VTSS VERIFICATION TEST - 1A. (Refer to VTSS VERIFICATION TEST - 1A - STANDARD No >> Go To 2 2. CHECK LOW BEAM HEADLAMP OPERATION Turn the Low Beam Headlamps on. Do the Low Beam Headlamps operate properly? Yes >> Go To 3 No >> (Refer to 8 - ELECTRICAL/LAMPS/LIGHTING - EXTERIOR - DIAGNOSIS AND TESTING) for Head- lamp related diagnostic procedures. Perform VTSS VERIFICATION TEST - 1A. (Refer to VTSS VERIFICATION TEST - 1A - STANDARD 3. VERIFY THE BCM IS PROGRAMMED WITH THE CORRECT COUNTRY CODE SETTING With the scan tool in BCM, check the country code setting. Is the BCM programmed with the correct country code setting? Yes >> Replace and program the BCM in accordance with the Service Information. Perform BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL No >> Program the BCM with the correct country code setting. Perform VTSS VERIFICATION TEST - 1A. (Refer to VTSS VERIFICATION TEST - 1A - STANDARD 8Q - 52 VEHICLE THEFT SECURITY - ELECTRICAL DIAGNOSTICS KJ |