Skip the auto shop - Our mechanics make house calls

Q: Check Engine not working

asked by on

The Check Engine light is not coming on anymore when something is wrong with the engine.

A: Hello. There is a chance that the bulb for ...

Hello. There is a chance that the bulb for the Check Engine Light has burned out. When you turn the key to the run position, a mechanic would conduct a bulb test to see if this will illuminate the Check Engine Light. If the light comes on then the system is operating correctly. If you need assistance, I recommend having a certified mechanic inspect your electrical system to have this repaired correctly.

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: Which sensors are most important for monitoring and improving the engine’s performance?

The way modern electronic engine control systems are designed, all of the sensors are important but some are more crucial to the vehicle than others. For example, if the engine electronic control unit (ECU) loses the input from the coolant...

Q: Doors not locking

It sounds like you may be having some type of electrical problem. I Would recommend having a technician come out and inspect the electrical components on the four locks and look for a shorted wire or a bad switch on...

Q: Car won't start

The charging system is not recharging the battery. This is why warning lights are on the dash and the vehicle loses power. It will jump start and run until the battery runs out of juice. The most common problem...

Related articles

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...
P2428 OBD-II Trouble Code: Exhaust Gas Temperature Too High Bank 1
P2428 code definition A P2428 trouble code signifies that the PCM has detected a problem in the exhaust gas temperature sensor circuit in bank 1, which subsequently contains the number one...
How Much Does a Mechanic Make in Vermont?
Automotive technician jobs in Vermont have an average mechanic salary of $37k, with some mechanics earning a salary of $53k.