Pull the codes from the computer with a scanner, match the code to the troubleshooting procedure, follow the procedure to find the source. Repair the source, light will go out if that was the only problem. There are "monitors" or self test the computer runs the car through, if a problem occurs, it may not run all of the self tests until that problem is taken care. Therefore, another problem may exist.
Depending on where you live, you can pull into any AutoZone store. They will read the codes from any OBDC2-compatible car, FOR FREE.
The codes are read with an OBD2 scanner.
You may think there is nothing wrong but there is. If the check engine light is on there will be codes stored in the ECM. Have the codes read. The codes will help you determine what the cause is.
If you can not read codes with a scanner you have a wiring problem.
Read the codes. Then fix the problem. Autozone will read the codes for you for free.
There are dozens of sensors that can turn on the check engine light. You need to have the codes read with a scan tool, and can than ask a question with the code number.There are dozens of sensors that can turn on the check engine light. You need to have the codes read with a scan tool, and can than ask a question with the code number.
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how to reset check engine light on 1992 Mazda mpv
When the light comes on it's telling you to read the engine diagnostic codes.
It could, have the codes read.It could, have the codes read.
If it is a U.S. car then it is an OBDII compliant vehicle and the codes can be read with an OBDII scan tool.
The service engien light (check engine) comes on when the engine computer detects a malfunction and sets a code. You need to have the codes read, diagnosed and repaired to keep the light off.The service engien light (check engine) comes on when the engine computer detects a malfunction and sets a code. You need to have the codes read, diagnosed and repaired to keep the light off.
You can take it to an auto store like autozone and they will run a test to read codes for the check engine light.