Skip the auto shop - Our mechanics make house calls

Q: Lights not working after battery change.

asked by on

I just put in a new battery. Now, the tachometer, exterior lights, turn signals, and headlights don't work.

A: The systems share two different fuses. The ...

The systems share two different fuses. The 30amp headlight fuse and the 15amp meter fuse. These two fuses may be blown and would need to be checked before further diagnostics would be done. If your bad battery was jump started before the replacement the system may have been voltage spiked causing other issues. I recommend to have a qualified mechanic check it out such as one from YourMechanic.

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: Speedometer has quit working.

Hi There, It sounds like you may have a faulty transmission speed sensor. The transmission speed sensor relays output shaft speed on the transmission to the ECU which then translates this to the speedometer. When this sensor is not working...

Q: Not getting enough fuel car will not run right. It stalls when you give it gas and stalls when it's running. It's a 1984 Ford Escort.

Hi there, thanks for writing in. Several early 80's Ford's swapped from carburetor to fuel injected engines; including your '84 Ford Escort. However, there were two different fuel systems available that year. If your Escort has the fuel injected engine,...

Q: Truck is completely dead - 1999 Ford Expedition

Hello there. Starting issues are the most common problems with a 1999 Ford Expedition. The battery is normally the cause and was a great place to start. There are many other potential causes for starting issues such as the starter,...

Related articles

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...
Rules of the Road For Iowa Drivers
Driving on the roads requires knowledge of the rules, many of which are based on common sense and courtesy. However, even though you know the rules in...
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...