Could be 02 sensor or mass airflow sensor
a human brain is the best.
how to reset check engine light on 1992 Mazda mpv
It is the port, where a diagnostic machine can be hooked up. The diagnostic will read codes from your vehicles computer. For instance if your check engine light comes on, you can plug the diagnostic machine into the data port and it will tell you why the check engine light came on so that you can get it fixed.
changed battery engine light stays on
have an engine diagnostic check at an auto shop to find out what the problem may be.
There are pages and pages of things that can cause a check engine light. You need to have it checked with a scantool. Then the code can be diagnosed and repaired.
In the computer. If check engine light is on you can get them by plugging a reader into port under dash,.
A flashing check engine light is usually a misfire.
If no codes (check engine light) or rpm fluctation first check fuel pressure
The check engine light on a Buick Regal can be reset with a special diagnostic scanner. This can be performed at a car dealership or service garage.
If the check engine light is blinking on your 2005 Dodge Stratus, you most likely have a sensor that is damaged or requires replacement. You can check this by accessing the diagnostic computer at the dealership.
need to take it for diagnostic check to find out why its in safe mode