What does it mean when the malfunction indicator lamp light comes on?
The check engine light — more formally known as the malfunction indicator lamp — is a signal from the car’s engine computer that something is wrong. If the light begins flashing, however, it indicates a more serious problem, such as a misfire that can quickly overheat the catalytic converter.
Can I drive with the malfunction indicator lamp on?
Drive moderately until the dealer has inspected the problem. You should also have the dealer inspect your car if this indicator comes on repeatedly, even though it may turn off as you continue driving. If you keep driving with the malfunction indicator lamp on, you can damage your car’s emissions controls and engine.
How do I reset my malfunction indicator light?
To reset the check engine light using the scan tool, whatever type you use, start with your vehicle turned off. Plug your OBD2 scan tool into the DLC, then turn the key to the “On” position, but do not start the engine.
What do you do if your malfunction indicator lamp is on?
The Malfunction Indicator lamp should come on when you crank the car, and should go out within a few seconds after conducting a self-test. If it stays on or comes on while driving, it means there’s a code in the computer that needs to be checked. a misfire and you need to have it inspected as soon as possible.
What do you do when your engine malfunction light comes on?
If the check engine light comes on, here are some tips on what you should do:
- Look for a serious problem that requires immediate attention.
- Try tightening your gas cap.
- Reduce speed and load.
- Use built-in diagnostic services, if available.
How do you test a malfunction indicator lamp?
The only way to find out what’s wrong with the car is to plug in a OBD2 scantool. The tool and accompanied software can read the Diagnostic Trouble Code(s) from the system. Every time the OBD system turns on the MIL light, it will also store a Diagnostic Trouble Code (DTC) in the electronic control unit.
Can you still drive with engine malfunction?
Flashing Check Engine Light The rule of thumb is that if the check engine light is flashing, you can’t keep driving the car. It’s an emergency. Often it indicates an engine misfire. If you keep driving, you will likely cause irreversible damage, mostly to the (expensive) catalytic converter.
What does a malfunction indicator light on a car mean?
In many cases, it means that you’ll be visiting the car dealer to repair the issue and get the light turned off. The check engine light — more formally known as the malfunction indicator lamp — is a signal from the car’s engine computer that something is wrong.
What does the check engine warning light mean?
The check engine light will usually come up in an orange, yellow or amber colour depending on the manufacturer, and a flashing light usually means there is a more serious issue. A flash when starting the car isn’t an issue, it’s just a check by the ECU to make sure the system is working. Can I just ignore a check engine warning light?
What does a Amber check engine light mean?
Check Engine lights come in orange, yellow or amber, depending on the manufacturer. If the light begins flashing, however, it indicates a more serious problem, such as a misfire that can quickly overheat the catalytic converter.
Can a code reader fix a check engine light?
Most code readers will allow you to turn off or reset the check engine light. But this action alone does not actually repair the underlying problem. In many cases, the light will simply come back on later.