2001 Toyota Tundra Cold Rough Idle

Rough Idle SOLVED holy-grail I am posting this to help people who have rough idle issues.

2001 toyota tundra cold rough idle. I have about 140000 miles on my car a 2006 Toyota Prius that misfires at idle when cold and for the last 10000 miles the engine has been using between 1 and 2 quarts of castrol synthetic 5w30 oil between the 5000 mile oil changes. Had that replaced and was back in business. I bought this 4runner from the first owner.

While there are a variety of reasons your Toyota Tundra has a rough idle the most common 3 are a vacuum leak an issue with the spark plugs or a problem with the ignition coil. After that the idle goes back to the normal cold speed of about 1100 rpms. Really your Tundra will be running rougher at any RPM but a misfire will be most pronounced at idle.

It also has a cold air intake on it. My 02 with 100k idles really smooth after replacing the battery recently it. Hey everyone I have a 2001 RAV4with an automatic transmission and 2L gas engine Canadian market.

Rough idle Stalling High idle speed Tundra P0505 Causes Typically P0505 is going to be caused by either a vacuum leak or a problem with the idle air control valve. P1605 Rough Idling. I thought that it was misfiring so i changed all my spark plugs and it didnt make a difference.

It does not do it every time and only does it at a stop in drive and when pulling away. I have about 156000 KM on it. High idle Fix on 5VZ-FE Engine cleaning the IAC fixes the high idle issue.

Start the engine and rev it a few times allowing the throttle blades to fully close between revs. 2002 Toyota Tundra Stalls. During which the engine feels and sounds rough.