Mazda 3 Lights Flicker When Braking

The current owner has been transparent with the issue of headlights flickering when brakes applied.

Mazda 3 lights flicker when braking.

Dec 21 2014 struthers oh electrical system when i started driving and put on my headlights. The headlights on a newly purchased used 2013 mazda 3 flickering when applying the brakes. This is especially dangerous while driving on unlit streets at night. This is a well known issue with 2012 13 mazda3 that requires a software update to remedy.

Trying to determine if there is a covered manufactured issue. Night driving is dangerous. When vehicle decelerates applying brakes the headlights flickers and causes inadequate alternator output controlled by pcm when battery experience heavy load. Currently mazda is charging a minimum of 99 to diagnose the issue.

The headlights flicker or pulsate when i brake or decelerated my 2013 mazda 3 hatchback with the 2 0 l engine. Currently mazda is charging a minimum of 99 to. 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. 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.

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. Everytime i put on the brakes the headlights dim as the brake light is pushed. Headlights flicker pulsate when applying brakes. This is a well known issue with 2012 13 mazda3 that requires a software update to remedy.

Am looking at purchasing a used 2013 mazda 3 with 60 000 miles. This is while vehicle is in motion and being driven. Discuss it at forum view this tsb. 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.