Apr 23, 2025 · EGR Valve Position/Duty Cycle: At idle and low load: The EGR valve is normally partially open, allowing a small amount of exhaust gas to recirculate into the intake manifold to …

Jan 18, 2009 · After looking at about 10-15 different threads about deleting the EGR and finally figuring everything out, I decided to put together this "EGR Delete" How To so the next guy …

Jan 14, 2019 · 1. INSTALL EGR PIPE WITH COOLER SUB-ASSEMBLY (a) Using an E8 "TORX" socket wrench, install the 3 stud bolts to the EGR pipe with cooler sub-assembly.

Jul 13, 2014 · I recently completed my engine build and deleted my EGR in the process to make clearance for the return fuel system using a 2.9L Whipple. The EGR is in the way of the rear …

Oct 11, 2024 · The EGR cooler "may" need replacement, IF you're hitting the wall on cleaning it, for at least another $200. For the EGR pipe (between EGR valve and Intake Manifold), you'd …

Jan 13, 2019 · Sparkplug replacement and the EGR system cleaning were the last set of the preventative maintenance jobs I planned for the engine (after the intake manifold and intake …

Oct 21, 2023 · How to remove the EGR valve/cooler Discussion in ' Gen 4 Prius Care, Maintenance and Troubleshooting ' started by Jdpl76, Aug 3, 2024.

The ECM monitors the pressure inside the intake manifold while opening and closing the EGR valve during fuel cut operation. If there is no change in the manifold absolute pressure sensor …

Feb 5, 2025 · What Gen coyote are you running? No Coyote engine as far as I am aware runs EGR. I have a gen 1 Swap I built from the groundup using a contorl pack but I have it tuned …

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 …