2005 Toyota Tundra Check Engine Light

I service it regularly and always put the gas cap on straight and tight but the check engine light comes on.

2005 toyota tundra check engine light. We replaced the ECM computer with a refurbished one. CEL flashed again on highway. I dont want to go to the dealer and have to pay for them to pay.

Check engine light keeps returning 21 Answers I have an 05 Tundra V8 with 47k miles and the darn check engine light keeps coming back on. I also had the check engine light come on shortly after I got my 05 Tundra. For example if the cause of your check engine light coming on was a loose gas cap if its tightened the light will turn itself off.

Open the fuel door and ensure the gas cap is on tight. A flashing check engine light is your Toyota Tundras way of saying I have a serious problem dont ignore me. I have taken it to the dealer 5 times and every time they cant find a problem.

2005 Toyota Tundra V8 4x4 About a month ago my 2005 started making a hissingish noise from engine compartment I think. It was dirty as I dont know whathaha. When the computer receives a trouble code pertaining to the engine the check engine light will.

I hit a curb and the next time i started it up the engine had a loud humming noise that went off after about a minute. Code showed randommultiple misfire P0303 and P0308. About the same time the check engine light came on.

Since then everytime i start it cold it makes the noise. 2005 toyota tundra. I finally got my hands on a diagnostic tool and plugged it in to see what the issue is.