Update..... performed a smoke test and revealed something interesting. Found a small leak which appears to be coming from the bypassed EGR - it's closed but there is a leak under the diaphragm on the intake side - very small but enough to cause the rpm not to drop below 800. I'll sort that when...
I think I do for the most part except for the last pic. Mine doesn't have anything there to plug ?
I'll tidy up where I fit the resistor- it's a temporary solution for now.
I've disabled mine too for now - loop back method ? What is that?
I just disconnected the vacuum lines, looped the ones on the top of the intake, disconnected the temp sensor and installed a resistor. PO said it was the EGR that was causing the erratic idle when the motor was hot. It will creep...
I'm having Similar issues, mine only smokes a little for a few seconds after start up, I'm thinking king it's the valve stem seals too.
I'm thinking thinking I will have to do them eventually though. I'm going to use an oil additive for now specifically for old worn gaskets and seals as my oil...