Ignition switch and electrical shutdown in hot weather
ELECTRICAL SYSTEM
82 NHTSA complaints · 2023-05 → 2026-06 (sample of 200 most-recent of 533 total)
“When the outside temperature is hot the car starts and within a minute or two gives a ‘start system faulty’ warning and the dash and all electronics shut off. The engine continues to run for a period before also shutting down. This happened a number of time and seems to be a…”
“I was driving my car on a 100 degree day and and after about a block, a warning popped up on the little screen behind the steering wheel that said "Ignition switch off, safely stop the vehicle". I feel like the engine may have shut off, but I'm not sure as I just rolled to the…”
“When outside temperatures get too hot, the electronics on my car completely shut off. I turn the key and within 1 minute, the electronics shut off and the display reads a message stating "Starter system faulty. Please service vehicle". This is a hazard, as the brake lights shut…”
“I was driving my car when all of a sudden a message came up my dashboard saying “starter system faulty please service vehicle followed by ignition switch off safely stop vehicle “message . My screen , AC and everything turned black and had to merge to the curb and a car almost…”

