The computer detected a malfunction. It can be a sensor or something else. You can interrogate the computer by turning the key to the accessory position three times in succession. The check engine light will blink back at you, giving you a numeric code. You will need to find out what the code means by consulting a manual.
OR you can stop at almost any autoparts store and they will use a scanner to read out the code and tell you what failed. Do it soon since a failure with the emission system, for example, can lead to big problems.
Before you run an dspend any money, do some simple things first. Check the radiator fluid, the brake fluid, etc...
why do check engine light comes on
No, the check engine light comes on when the computer detects a malfunction and sets a code.No, the check engine light comes on when the computer detects a malfunction and sets a code.
The check engine light is the light shaped like an engine, or the light that states Check Engine (Soon). If this light comes on, it is time to see what the issue is with the engine.
The check engine light comes on when the computer detects a malfunction and sets a code.The check engine light comes on when the computer detects a malfunction and sets a code.
Maybe, the check engine light comes on when the computer detects a malfunction and sets a code.Maybe, the check engine light comes on when the computer detects a malfunction and sets a code.
If an check engine light does not come on it is a good thing. When your check engine light comes on, it means you need service done on your vehicle.
A low battery can cause the electrical system to flash check engine lights
I had all sensors replaced in my 03 Trailblazer and the check engine light stiil comes on. Why?
The check engine light comes on at start up for a bulb check. If it stays on with the engine running the computer has detected a malfunction. You need to have it checked for codes.
It is safe to drive you car for at least one mile after the check engine light comes on.
Check the engine oil, sometimes when the oil is low the check engine light comes on while sitting still and goes out when you accelarate.
That is the check engine light. Looks like a picture of an engine.