Skip the auto shop - Our mechanics make house calls

Q: Electronics not working right

asked by on

The car horn randomly goes off, and the windshield wipers activate. The ignition is not working. I can temporarily clear the condition by disconnecting the battery.

A: There may be a fault in the electrical syst...

There may be a fault in the electrical system where these items share common circuitry. A loose or corroded connection can wreak havoc across multiple electrical circuits. Have a mechanic experienced in automotive electrical systems inspect the wiring for faults. Consider one of our experts here at 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

Ask a Mechanic
(100% Free)

Have a car question? Get free advice from our top-rated mechanics.

Ask A Mechanic
Over 10,000 questions answered!

Get an instant quote for your car

Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Save up to 30%

Get a quote

What others are asking

Q: Gas pedal pressed to floor before car accelerates

Hello, we will be happy to assist you. I would suggest that you have a technician use a capable scan tool to perform a function test on the vehicle. Doing so will test most of the sensors on the vehicle...

Q: Grinding sound coming from car

Hello! A grinding noise on your particular vehicle usually indicates an issue with one of the wheel bearings. Unfortunately, the wheel bearings on the 1999-2008 GM vehicles consistently wear internally and cause noise. Usually in about 30,000 mile intervals, those...

Q: Can a Car Battery Freeze?

A new or nearly new car battery in most of today’s vehicles is fully charged if the voltage is at about 12.6 volts. When a battery starts to age the voltage that it can store will start to be less...

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...
How to Renew Your Car Registration in Oklahoma(DELETED)
Having your car registered with the Oklahoma Tax Commission is an important part of driving legally in this state. You will need to do this within 30 days of moving to Oklahoma...
P2103 OBD-II Trouble Code: Throttle Actuator Control Motor Circuit High
P2103 means there is a fault with the throttle actuator control motor circuit, likely due to a defective electrical component or part.