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it was the exhaust heat exchanger causing the "internal leak", not the head gasket.
All years of the Gen4 (2016-2022) are good cars. I had a 2016 that was totaled by a Kamikaze deer and now have a 2020 AWDe. The only known...
Did the car pass the cooling system pressure test? Was there a leak and now fast did the pressure drop? Just because there was no external leaks,...
It is certainly possible that the battery is bad, and a replacement will cost a fortune unless you can diy it and find salvage at a reasonable...
Can you prove that the exhaust gas heat exchanger failed again? T-SB-0135-19 - clearly give details check for coolant leaks into Exhaust pipe....
my Toyota dealership tried to tell me i had a bad head gasket in my 2016. i took it to a private shop for a second opinion and they immediately...
I guess to ask, what makes you so certain it's not the head gasket? From what I've been able to discern, the 2016-2018 production models are...
Why sort of mileage do these Gen 4 coolant leaks occur?
Leaks are harder to find because of all the covers they have on modern cars...so gonna require some work to get covers off and inspect all around...
nice car, i'd buy/trade at the right price: 2013 - egr/head gasket issues coming due. brake actuator and hybrid battery at some point likely....
IIRC dealerships will replace what’s needed for free, authorized by Toyota. Dealerships have been misdiagnosing as head gasket failure too, so...
ditto; sounds like Bisco is correct. To ensure it's the heat exhanger that is leaking; loop it out of the cooling circuit and do a cooling system...
A/C 's electric, so it's not exactly the same as system most mechanics are used to working on. I hope you're not asking me / us what the...
Yeah. I suspect that after the supposed fix, either there was a leak that was overlooked until too late, or else the pump wasn't pumping for some...
Welcome!! 1. test for coolant leak - should be positive test. 2. loop out the Exhaust gas heat exchanger, then retest. If the test is now negative...
I had the exhaust heat exchanger bypassed at 250k miles. I bypassed the exhaust heat exchanger at 250k miles.
Any info on what % of all priuses have this issue. I have no problem with that but always checking it just to make sure. I also have this bypass...
Others have had the part replaced with the updated part under the emissions warranty, like stated earlier in the thread. If it was the same...
you have no coolant touching the sensor, that's why it's reading low. The sensor needs to be surrounded by coolant, for an accurate reading. Take...
It's close enough for government work; If it was dumping out quickly there would be white smoke out the tail pipe followed by the temperature icon...
