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Disconnected the EGR valve and drove around. Still had the same symptoms of Rumble at low throttle inputs. It’s the easiest to make it happen when...
OK so I saw another post on here where a guy said to run it in maintenance mode for a while and I tried that for about five minutes, but it was...
I can verify this as well at 80k miles the valves are still shiny, throttle body clean and almost no carbon at all in the intake passages. Im...
alright I put it back together and it’s idling terribly, I know for sure PcV valve is connected on both sides. Not sure if maybe there’s still...
[ATTACH] @ChapmanF Took the intake out, the four EGR ports are very clean. I will still clean them but I’m not sure these are the problem though...
Thanks for taking the time to read and respond. I assumed the PID for stepper motor position would tell me whether the Valve was moving or stuck...
@BiomedO1 this is my thread and I dont have any check engine codes or pending codes.
I just bought a gen 4 :) I did start a new thread as well. Will update once I get gaskets and clean the EGR valve.
My car is doing the same thing. This is great thank you for posting
Just bought a decent gen 4 with 81k miles. Drives great for the most part. When you accelerate to speed and then take foot off the throttle 95% of...
If Your head gasket failed, bubbles in the coolant are from exhaust gasses in the coolant system. Borescope down the spark plug holes look at the...
2011 Prius Currently at 279k miles Check engine light came on. It was P0171 Plugged in my scan tool. stft was normal but LTFT was 30% (should be...
Did you solve this?
what happened to this car? im just curious, why did you replace it?
I did this but instead of a screwdriver i used a thin gift card cut in half and bent it into a semi circle and pushed it in a little bit then...
Posting a 1 year 1 month update after reusing the head bolts. 50k miles and no coolant leaks yet
new is for you then my brother. I just wanted to comment so people with less mechanical knowledge aren’t shamed into buying $35 Chinese parts on...
Thank you everyone. I used the spec sheet shared by Mendel. I measured all 10 head bolts in 5 minutes. The length of each bolt and and the...
I bought a Chinese cable and it came with techstream worked great for my Prius. For coolant system testing. Check ebay you should try bleeding...
Started the car in maintenance mode and ran the car trying to squeeze the big hoses and bleed the air out from the bleeder valve. It was bleeding...
