djs56

O yah. The 5.0 with the HEI distributor is in my 81 Fairmont Futura.

Yes thanks, I downloaded that 93 Car Wiring Diagrams Publication back then and highlighted everything SC in the table of contents. I did...

Very Sorry if I've pissed anyone off. I'm just so "F"ing frustrated with this car! When and if I get it running It's going up For Sale...

I am, with (all connectors plugged in) back probing looking for +5v going into each sensor and thru there connectors (getting way less...

Everything was plugged in. I did One test of the GR/R wire going to the ECU, with the new harness C161 Unplugged (KOEO) same 5.38v

Well lets start with all tests were Voltage Drop Testing done KOEO and everything was plugged in. * All GY/R's wires tested 5.38 ish...

Thanks so mush Guys!! I get frustrated trouble shooting electrical ( brain turns to mush) I'm going to get at it again tomorrow. and...

So if I have reading 5.3 volts at the unplugged C172 GY/R coming from PCM pin 46. Where do I look next?

Ok got all codes cleared out, Checked all sensor connector plugs..aok. I did a KOEO test at the ECT (coolant sensor) GY/R wire reads...

Yes the GY/R have been my suspect wires. I'm fairly sure I have the 3 engine to EEC connectors hooked up to the new wire harness, But...

Ok, I did clean connectors, and tried to start, it still will not idle but no high rpm. I then saw your comment about testing DCV on the...

Yes I did replace the harness from the ECU that goes thru the fire wall and rebuilt the short ignition harness (dis, cmp, ckp, coil)...

Yep, C166 doesn't show up on the SC component page of the EVTM? There is no water dripping near PCM and I know the black one wire...

Hi All, I'm back again looking for help with 93 SC. Long story. Last year I installed a new engine and it's never run since. Crusty...

Been trying to piece this together And Yep it does. Found it on a wiring diagram where it connects to the main engine control wiring...