Quick update guys,
Went to a mechanic to get it smoke tested for vacuum leaks and we were not able to find any.
My Denso MAF Sensor arrived and I replaced it and reset the ECU. I took it for about a 30 mile drive mostly freeway to recreate the high RPM acceleration scenario which triggered the...
Thanks for your input, it seems like during the MAF Sensor cleaning & Throttle Body Cleaning, residue got in the MAF Sensor or a vacuum leak happened somewhere. Before going Fuel Filter + Fuel Pressure Regulator, I will get a new OEM MAF Sensor and check thoroughly for vacuum leaks.
I'm also...
Thanks for the reply! Seems like you did indeed have a very similar issue. Do you happen to remember the place where the vacuum leak was? Or the part number for the hose you replaced?
Hey Guys! Hope your week is going well.
Recently, I cleaned my MAF Sensor and Throttle Body as a preventative measure on my 2002 4Runner with \~148K miles (California). Before I did, I have never had a CEL on. The truck ran well but 3 days after, while I was accelerating on to a freeway that is...