NHTSA Complaint #11693176 — 2024 JEEP WRANGLER

Complete vehicle shutdown while driving on public road. No warning signs or symptoms. It occurred twice during switching drive modes. "Service Charging System" error displayed. Multiple restart attempts required. Event #1: Shutdown at Stop Sign 1.Vehicle decelerating normally under ICE power 2.As vehicle slowed, hybrid system attempted automatic transition to electric-only mode 3.Complete electrical system shutdown during this transition, engine control lamp on 4.Multiple restart attempts required (2 attempts) 5.System eventually recovered and restarted, upon restart, normal 14V voltage restored Event #2: Shutdown During ICE to Coasting Transition 1.Vehicle operating normally under ICE power, then lifted throttle to coast (less load) 2.Hybrid control attempted ICE shutdown and electric mode engagement 3.Complete electrical system shutdown during transition, engine control lamp illuminated 4.Total loss of power CRITICAL MOMENT: Managed unpowered vehicle in active traffic, successfully coasted to roadside 5.Battery voltage: 12.1V in instrument cluster, including “Service Charging System” Error 6.Multiple restart attempts required, system eventually recovered, operation resumed Consistent Symptoms: •Complete electrical system shutdown (all modules lost power simultaneously) •Both failures during ICE-to-electric mode transitions when load reduced •"Service Charging System" error message, emergency mode activation •12.1V battery voltage during shutdown, 5 restart attempts required before success •No starting issues when parked before or after events •Vehicle driven daily prior to events (12V battery was maintained)