Hazard Lights Fail To Flash

WARNING: This page is about a different car, the 2002 Dodge Intrepid, 2002 Chrysler Intrepid, 2002 Chrysler Concorde, and 2002 Chrysler 300M. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: After making any repairs, perform VEHICLE THEFT SECURITY SYSTEM VERIFICATION TEST under VERIFICATION TESTS.

Possible Causes:

Verify Hazard Operation
BCM - Hazards Inoperative With VTSS Alarm Tripped

Testing

Turn hazard lights on. If hazard lights operate properly, replace BCM. See BODY CONTROL MODULE under REMOVAL & INSTALLATION. If hazard lights do not operate properly, go to next step.
Turn hazard lights off. Substitute a known-good combination flasher. Turn hazard lights on. If hazard lights operate properly, replace combination flasher. If hazard lights do not operate properly, repair hazard lights as necessary. See EXTERIOR LIGHTS in appropriate SYSTEM WIRING DIAGRAMS article in ELECTRICAL.