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.
have you tried pulling the EFI fuse
Type your answer here... Hello how do you reset the check engine light on a 2003 Toyota 4runner. Thanks
go to auto zone and have them check it for you. its free
Because the ECU has detected a problem with the emissions system.
Problem with emission control system have vehicle scanned to determine the problem
u cant u need a machine that plugs into the ecu
Never mind - I found it. It is on the bottom of the dash above the gas pedal.
Flashing check engine lights means one or more cylinders are misfiring. Could be injectors, coils, plugs, wires, etc. Get it to a shop.
To reset the check engine light on a 2004 Toyota 4Runner, you can disconnect the negative battery terminal for about 15 minutes. This will clear the vehicle's computer memory, including the check engine light. Alternatively, you can use an OBD-II scanner to erase the trouble codes directly. However, ensure that any underlying issues are addressed before resetting the light, as it may come back on if the problem persists.
Is the check engine light on? What is the vehicle doing? Normal a shop well charge anywhere between 90 to 120 bucks.
There are hundreds of different codes that can cause the check engine light to come on. It needs to have a code reader hooked up to find out the specific code. Most auto parts stores will do this for free.
Check your maintenance manual. It's in there.