What does it mean when your battery and brake light blink?

Brake and battery lights together indicate you have a problem with your charging system. Normally they both come on, which indicates you alternator died. If there flashing together, I’m going to assume that the volatge regulator within the alternator has trouble and you may be overcharging!

What causes a car brake light and battery light to come on?

If the engine dies when the battery light comes on, there is a way to determine whether the problem is the battery or the alternator. If the car makes a clicking noise before turning over, the problem is most likely the battery. If there is no sound, a faulty alternator is most likely causing the battery light to come on.

What to do if your car brake light is not working?

If the terminals have any corrosive build-up, mix equal parts water and baking soda and paint the solution on the terminals to erode the debris. If this does not fix the problem, have the battery tested by a mechanic. If the battery is functioning properly, the most likely problem is the alternator.

Why does my car battery light keep flickering?

The light connects, via low voltage wiring, to the charging system in your car, so there can be several causes for a battery light to flicker. A fault with the alternator is probably the main reason for a battery light to flicker. It means your battery has taken over to keep the electronics working.

When does the battery warning light go off?

The battery warning light in your vehicle turns on when you turn the ignition key to the “on” position. As soon as you start the engine, the light goes off and remains off until you stop the engine again — unless there’s a problem.

Why does the brake light come on at the same time?

When the battery and brake light come on at the same time it means the alternator is not charging. The funny noise is probably the alternator. If the lights are off, then the charging system would appear normal. This needs to be tested under load.

Why does the battery warning light come on while driving?

If the battery warning light (a light in the shape of a battery symbol) on the dashboard comes on while you’re driving, that means the charging system isn’t working, but the fault may lie in something other than the battery.

Why does my Acura Battery Light Come On and off?

This article applies to the Acura 3rd/4th Gen TL, RDX, MDX, 1st/2nd Gen TSX. An intermittent battery light, or one that comes on and off at an interval, is a common issue among several Acura models.

What kind of car has brake and battery warning lights?

Twice (2 months apart) the car has been running fine, parked and shut off the engine, returned to start it only to have the … read more Vocational, Technical or Tra… I have a 2004 Nissan Altima 2.5 SL with 165K on the odometer. Recently the brake and battery warning lights started to come on intermittently … read more