Thanks for the reply. I appreciate it. My car is a stock 1992 manual 240sx.
The EGR works when I apply a vacuum to EGR: Car will stall during idle. When I race the engine, the EGR moves up a few millimeters. I'll have to check if it is not rising enough.
My EGR does not come on during idle which implies that the egr solenoid works since the computer has to send power to solenoid for it to close off vacuum to bpt/egr.
I also have high HC and CO during driving test. I guess a ton of things could be doing this.
During idle my CO is ok but the HC is high. THey dont read NO during idle.
I already read some of your othe posts on cleaning egr and theory and I appreciate it.
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