Need some help getting the "kinks" out

1bad67sbf

Active Member
Nov 24, 2010
674
1
29
N. VA
I have a few "kinks" to work out and instead of making 10 different threads I thought I will try to feed off this one to get help.

first thing, I need to get my gauges working. my charging, fuel, and tach work but no oil pressure, temp, or dash lights. what do the one's not working share that could cause this?

im trying to get some hard starting issues and some other things fixed but not having a temp gauge is getting me worried.

thanks for any help.
 
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Check the instrument fuse...

Diagram courtesy of Tmoss & Stang&2birds
MustangFuseBox.gif



Do you have slow crank, no crank or cranks OK but no start?


See the following website for some help from Tmoss (diagram designer) & Stang&2Birds (website host) for help on 88-95 wiring Mustang FAQ - Wiring & Engine Info Everyone should bookmark this site.

Ignition switch wiring
http://www.veryuseful.com/mustang/tech/engine/images/IgnitionSwitchWiring.gif

Fuel, alternator, A/C and ignition wiring
http://www.veryuseful.com/mustang/tech/engine/images/fuel-alt-links-ign-ac.gif

Complete computer, actuator & sensor wiring diagram for 88-91 Mass Air Mustangs
http://www.veryuseful.com/mustang/tech/engine/images/88-91_5.0_EEC_Wiring_Diagram.gif

Complete computer, actuator & sensor wiring diagram for 91-93 Mass Air Mustangs
http://www.veryuseful.com/mustang/tech/engine/images/91-93_5.0_EEC_Wiring_Diagram.gif

Vacuum diagram 89-93 Mustangs
http://www.veryuseful.com/mustang/tech/engine/images/mustangFoxFordVacuumDiagram.jpg

HVAC vacuum diagram
http://www.veryuseful.com/mustang/tech/engine/images/Mustang_AC_heat_vacuum_controls.gif

TFI module differences & pinout
http://www.veryuseful.com/mustang/tech/engine/images/TFI_5.0_comparison.gif

Fuse box layout
http://www.veryuseful.com/mustang/tech/engine/images/MustangFuseBox.gif