Disconnect battery for more than 2 hours also there is a way to reset using the screw on the ecu itself you need to twist in opposite direction pause 4 seconds and repeat like 5 times. It is difficult so the battery way is easier.
A quick way to reset the check engine light would be to disconnect the battery for a short while
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.
Need more info check engine light on?trouble codes?year ?
If your check engine light is on then check for the code and find out whats its about. It can also be a short in the wiring harness.
After reading the code, fixing the cause, you clear the code with a scan tool.
Code P0731 means A/T first gear signal fault
If the light comes on there is a code. Have the code checked and fix the cause. If the light is on with no codes, then you have a computer problem.
You dont they are meant to be in the car for the life of the engine. But you can buy a timing light and check the timing.
what causes the engine light and the tcs and slip light to come on
= How do you reset the Airbag light on a 2001 Nissan Maxima SE ? =
the check engine light is blinking and my 03 Nissan exterra is running rough
No reset button. Easiest way is to disconnect the negative battery cable for a couple of minutes, then reconnect. This will erase any codes stored in the computer. If everything is okay, the check engine light will stay off.