Starting problems

what can you send me on tfi harness...in your pic circuit 16 goes to pin 4 on tfi..the test i have for tfi has pin 3 as start and runcircuit,which goes to positive terminal on coil than to ignition switch. and pin 4 as start circuit.it also goes to ignition switch, than pin 2 is has for neg terminal on coil .

AutoZone wiring diagrams

AutoZone.com | Vehicle Selection - Year for 79-88 model Mustangs

AutoZone.com | Vehicle Selection - Year for 89-93 model Mustangs

AutoZone.com | Vehicle Selection - Year for 94-98 model Mustangs


The following is a must have bookmark site...

See the following website for some help from Tmoss (diagram designer) & Stang&2Birds (website host) for help on 88-95 wiring Mustang FAQ - Engine Information 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

Complete computer, actuator & sensor wiring diagram for94-95 Mass Air Mustangs
http://www.veryuseful.com/mustang/tech/engine/images/94-95_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

If that doesn't float your boat, send me your email addres via PM. I will send you a complete wiring diagram set for an 89 Mustang. The Zip file (yes, you need WinZip to open it) is about 2.7 MB and is too big to fit through Stangnet's email gateway