Jan 16, 2019 · DIY EGR cleaning made easy Discussion in ' Gen 3 Prius Care, Maintenance & Troubleshooting ' started by Sharnold, Mar 8, 2024.

Oct 15, 2013 · The egr pipe and valve is really easy to clean with just some brake clean. You can also soak the intake manifold in the purple power solution as well (I just replaced mine with a new one to …

Jan 1, 2018 · The EGR valve is much easier to remove compared to the EGR cooler. Next time I swap EGR coolers I'll try an Oxi-clean only cleaning. Oxi-clean does such a tremendous job that I wouldn't …

Oct 11, 2024 · EGR Replacement Options Discussion in ' Prius v Care, Maintenance and Troubleshooting ' started by Untimely Mechanic, Jun 3, 2025.

Jan 28, 2025 · Agree, it's late. Our EGR cooler at 120K was very dirty and about 75-80% clogged with rock hard carbon and oily gunk. I swapped in a pre-cleabed spare EGR cooler and EGR valve valve, …

Oct 17, 2025 · So I have been trying to get my EGR and CAT monitors to pass NY inspection I'm allowed to have 1 not ready. My car was tuned with the stock mid pipe on the car when I bought it so …

Mar 17, 2025 · -EGR cooler, valve, connecting pipe and intake manifold cleaned with a pressure washer and nylon brushes. -2 week period where everything ran fine Car throws code for MAF sensor …

Jan 7, 2018 · PEA additives and EGR cleaning without removal Discussion in ' Gen 3 Prius Technical Discussion ' started by Abarnabe, Feb 3, 2024.

Apr 9, 2012 · Can we do a software update after EGR cleaning job with TechStream Discussion in ' Gen 3 Prius Main Forum ' started by htcmember, Jul 12, 2022.

Aug 25, 2013 · The videos on the DIY service for the EGR, EGR cooler and intake manifold often suggest buying replacements and take your time thoroughly cleaning the originals rather than trying …