Thanks for pointing me in the right direction. Your mention of LTFT and STFT caused me to research these items where I noted that they are mainly affected by a vacuum hose leak. After using a mirror to look on the backside of every hose I noticed where a rat had eaten away a tiny hole into the...
I own a 1999 4RNR V6 Limited with 129K miles that has very similar behavior.
Did you ever find a solution to your problem ?
When my engine is cold or hot it starts and runs fine. When engine is hot and then switched off for 30-60 minutes it starts up fine and runs OK for a few yards. Then as...