Table of Contents
Is it normal for check engine light to come on after replacing battery?
The Process to Reset Car Computer After Replacing Battery Drive the car for at least 10 miles to let the ECU know there’s a problem; if there is, the check engine light will come back on, and you can look at the fault code the ECM produces.
Can a new battery cause a check engine light?
When a battery is faulty or undercharged, it won’t be able to send the right amount of energy to your vehicle’s computer. This may cause the check engine light to flip on. If you drive a newer model car, you may also have a handy battery warning light on your dashboard.
How do I get my check engine light to go off after changing the battery?
Leaving the battery disconnected for about 15 minutes will ensure the vehicle systems will completely reset when you reconnect the battery. Secure the negative cable back to the terminal and cover it with the cap (if applicable). Disconnecting the battery will clear the error codes and reset the check engine light.
What does it mean when your battery light and check engine light comes on?
The battery light will come on if the charging system and battery voltage drops below a minimum set by the factory. The check engine light is letting you know that there is a problem that a code has been set in memory that can be diagnosed. Check the charging system and repair or replace the alternator as needed.
How many miles do you have to drive to reset the battery?
To make sure the check engine light does not reappear, it’s recommended that you drive your car 30 to 100 miles. This enables the vehicle’s “Drive Cycle” to reset, as the various sensors need time to recalibrate.
Why did my check engine light come on when my battery died?
A dying, fading car battery means low voltage. As a result, your car’s computer, which is responsible for reporting error codes, is also receiving low voltage. An error code will be generated which will in turn trigger the Check Engine Light or even the Battery Charge Warning Light to display.
Can a faulty battery cause check engine light to come on?
GOFAR has the capability to diagnose over 300 common car issues. Most car problems emanate from a faulty/undercharged battery or a poor electrical connection. With a faulty battery, there’s bound be low voltage at the car’s computer which may cause the check engine light to come on.
When to use service engine soon instead of check engine light?
Some manufacturers use the service engine soon light instead of the check engine light when there is just a minor problem with your car and not a severe problem. It could also mean that it is time for a scheduled service, such as oil or spark plug replacement.
Why is my Check Engine light still on after filling up?
The cap is a crucial part of a car’s fuel delivery system. It notably prevents gasoline fumes from leaving the fuel tank, and it helps keep the whole system under the correct pressure. If your check engine light turns on immediately after a fill-up, pull over and make sure the cap isn’t loose — or still on your car’s roof.
What to do if your engine maintenance light goes out?
Check your engine control unit for any stored trouble codes. If you receive any codes, save them and try to get information about what they mean. If there are codes for emission problems that are not dangerous for your engine, you can try deleting the code to see if the engine maintenance light goes out.