Headlight flicker or pulse while braking
EXTERIOR LIGHTING
34 NHTSA complaints · 2014-12 → 2024-02
“When driving at highway speeds and applying brakes, the headlights will pulse bright to dim for the duration of braking. I have seen this problem reported online by several dealers and it has a known software update to fix the problem, but it is not listed under the recalls for”
“WHEN DRIVING AT NIGHT, AND APPLYING THE BRAKES TO SLOW DOWN, THE HEADLIGHTS AND TAILLIGHTS FLICKER/PULSE. OVER THE LAST 6-12 MONTHS THIS ISSUE HAS BECOME MORE PRONOUNCED SO THAT IT HAS BEGUN REDUCING VISIBILITY”
“PCM DOES NOT REGULATE ALTERNATOR OUTPUT CORRECTLY CAUSING THE HEADLIGHTS TO FLASH/STROBE AND HORN TONE TO FLUCTUATE WHILE BRAKING IN MOTION. THE HEADLIGHTS FLASHING COULD LEAD OTHER DRIVERS TO BELIEVE YOU ARE SIGNALING THEM, AND LACK OF POWER TO HORN REDUCES THE AUDIBILITY AND”