Search results

M
4.3 TBI timing not advancing

Ahhhhhh lightbulb moment.. definately sounds like limp mode. Does anyone know of a good OBD1 connector and software to read the codes? Also if anyone is aware of a TBI wiring guide, I'll try and sort through what I do and dont have under the hood.
- Micah Rutschmann
- Post #11
- Aug 4, 2019
- Forum: Engine Performance + Maintenance
M
4.3 TBI timing not advancing

That's the thing, when we stripped down the wiring, we pulled out everything aside from engine specific sensors, obvious stuff like distributer wiring, and power/ground leads and such for the computer. It was the 3 plug type, so lots to pull out. Didnt figure we needed diagnostics ports as I...
- Micah Rutschmann
- Post #8
- Aug 3, 2019
- Forum: Engine Performance + Maintenance
M
4.3 TBI timing not advancing

It's a new distributer and ICM, though that's never been a guarantee that they actually work.
- Micah Rutschmann
- Post #6
- Aug 3, 2019
- Forum: Engine Performance + Maintenance
M
4.3 TBI timing not advancing

The tricky part is, I dont have any OBD ports anymore, so I really can't figure out any of that jazz. I did check for continuity from the dizzy plug to each pin on the computer and that checked out.
- Micah Rutschmann
- Post #5
- Aug 3, 2019
- Forum: Engine Performance + Maintenance
M
4.3 TBI timing not advancing

At the end of my rope with this engine, it's a 93 4.3 pulled from a 4x4 manual S10 and transplanted into a Jeep Wrangler YJ. Still running a simplified harness and TBI from the S10. The main issue I'm facing is I can't get the computer to control the timing advance. I've set the baseline to 6...
- Micah Rutschmann
- Thread
- Aug 3, 2019
- 4.3 v6 tbi timing
- Replies: 11
- Forum: Engine Performance + Maintenance