Mazda 3 Lights Flicker When Braking

This is a well known issue with 2012 13 mazda3 that requires a software update to remedy.

Mazda 3 lights flicker when braking.

When vehicle decelerates applying brakes the headlights flickers and causes inadequate alternator output controlled by pcm when battery experience heavy load. Night driving is dangerous. Everytime i put on the brakes the headlights dim as the brake light is pushed. Am looking at purchasing a used 2013 mazda 3 with 60 000 miles.

Headlights flicker pulsate when applying brakes. Discuss it at forum view this tsb. There are a number of causes of car lights flickering and it s an issue you ll definitely want to have checked out as it could indicate an electrical problem. This is while vehicle is in motion and being driven.

Headlights flicker pulsate when applying brakes. Dec 21 2014 struthers oh electrical system when i started driving and put on my headlights. Spent multiple hours trying to find why it was dimming when braking and then found out there is a bulletin because the alternator isn t outputting the proper voltage when decelerating. The current owner has been transparent with the issue of headlights flickering when brakes applied.

The headlights on a newly purchased used 2013 mazda 3 flickering when applying the brakes. If you drive a 2012 2013 skyactiv you may have noticed significant flickering of the headlights when decelerating and applying brakes. We don t often drive ours at night outside of well lit streets so it wasn t a big deal but it is quite bad almost strobing in dark areas. Had a customer bring in their mazda 3 saying the head lights dimming when driving and at first i thought they were crazy until i drove it home.

Trying to determine if there is a covered manufactured issue. Mazda cx 3 7 mazda cx 5 60 mazda cx 9 35 mazda3 4 door 3 mazda6 10 mazda mx 5 miata. The headlights flicker or pulsate when i brake or decelerated my 2013 mazda 3 hatchback with the 2 0 l engine. This is especially dangerous while driving on unlit streets at night.