Skip the auto shop - Our mechanics make house calls

Q: Warning lights while driving

asked by on

Hello,

I have a BMW 645ci and I have been having problems where all the lights on the dahboard pop up, like ABS, TRANSMISSION FAULT, SEATBELT, HANDBRAKE etc. I have recently changed the battery hoping this will helped but it hasnt, do you know if this might be an alternator problem?

My car has 104000 miles.
My car has an automatic transmission.

A: There can be a lot of things that could cau...

There can be a lot of things that could cause all of your warning lights to come on. Low battery voltage loves to reek havoc on any electrical systems and a low charging alternator would be the simplest repair. It is also not uncommon for the vehicles computer to intermittently fail.

I would recommend enlisting the assistance of one of our certified technicians to come by and perform an electrical diagnostic on your BMW. Once on, site the technician will be able to put their skills to work and determine the exact cause of your multiple warning lights coming on. They will also be able to assist you with the repairs needed to get your BMW up and running again.

Was this answer helpful?

Need advice from certified mechanic? Get help now!

Over 1000 mechanics are ready to answer your question.
The statements expressed above are only for informational purposes and should be independently verified. Please see our terms of service for more details

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing

Get a quote

What others are asking

Q: Hood latch not opening hood

Hello. If the oil is low then you need to get the hood opened to be able to add more. It is common for this engine to lose oil from oil leaks and from burning it internally. As for the...

Q: Xenon lights only dim when switched on

Hello, thanks for writing in about your 645Ci. From what you've described, the bulbs will need to be replaced most likely. They will become very dim when they are going out and will shut off completely at any moment at...

Q: Hello, How much will it cost to install a timing belt for a 2004 nissan quest?

Hello. You might want to fill out a detailed quote request for the 2004 Nissan you're thinking about buying in order to get an accurate quote for a timing belt replacement completed. However, if the belt has broken already, it's...

Related articles

What Causes Hoses to Leak?
While the largest part of your engine is mechanical, hydraulics plays a significant role. You’ll find fluids at work in a number of different areas. Your car's fluids include: Engine oil Transmission...
How Long Does a Heater Control Valve Last?
Keeping the right amount of coolant in a car is essential in keeping the engine at the right temperature. Failing to have the right amount of coolant or even bad elements...
How to Avoid Back Pain in a Car
If you have back problems, sitting in a car for an extended period of time can be excruciating. Even without back problems, you could experience discomfort and soreness from...