Mustang
Wiring, Fuel Injection, and EEC Information,



Use the information at your own risk. There is no claim to accuracy.



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Quick Links:
Mustang Electrical and Vacuum diagrams.
94 & 95 Mustang Electrical and Vacuum diagrams.
Mustang Cylinder Head, Basic Mods, Engine Mechanical Information.
Mustang EEC IV 5.0 HO Information. Note: Some of this may be A9L Specific!
Mustang Automatic and Manual Transmission Information.





Mustang Electrical and Vacuum diagrams.
Awesome color wiring diagram, by TMoss, for the 88-91 Mustang 5.0 Injectors, Sensors, and Actuators:
http://www.veryuseful.com/mustang/tech/engine/images/88-91_5.0_EEC_Wiring_Diagram.gif

Awesome color wiring diagram, by TMoss, for the 91-93 Mustang 5.0 Injectors, Sensors and Actuators:
http://www.veryuseful.com/mustang/tech/engine/images/91-93_5.0_EEC_Wiring_Diagram.gif

Awesome color wiring diagram, by TMoss, for the 94-95 Mustang 5.0 Injectors, Sensors and Actuators:
http://www.veryuseful.com/mustang/tech/engine/images/94-95_5.0_EEC_Wiring_Diagram.gif

Wiring Harness Diagram for the stang 5.0 Fuel Injectors, Sensors, and Actuators, graphic by TMoss::
http://www.veryuseful.com/mustang/tech/engine/images/mustangEngineHarness.gif

Main EFI Wiring Harness Diagram for the stang 5.0, graphic by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/mustangMainHarness.gif

Comparison of the 86-93 distributor mounted TFI and the 94-95 remote TFI for the 5.0 Mustang, graphic by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/TFI_5.0_comparison.gif

Location of the TPS, IAB, and the 10-pin connectors on a 5.0, picture by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/TPS_IAB_Pic.jpg

Visual comparison of the Ford Fuel Injectors, picture by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/Ford_Injector_Guide.jpg


Oxygen (O2) Sensor tests, graphic by TMoss::
http://www.veryuseful.com/mustang/tech/engine/images/o2SensorTests.gif

Oxygen (O2) Harness Diagram:
http://www.veryuseful.com/mustang/tech/engine/images/mustangO2Harness.gif


Schematic, in color, of the Fuel & Alternator & Ignition & AC, for a 5.0, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/fuel-alt-links-ign-ac.gif

Schematic, in color, of the Fuel Gauge and Low Oil Pressure Switches, for an '89 5.0, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/mustang89fuelSender.gif


Ignition Switch Wiring schematic, in color, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/IgnitionSwitchWiring.gif

Mustang Lights and Horn schematic, in color, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/MustangLights-Horn.gif

Mustang 5.0 Lights and Radio schematic, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/mustangFoxLights-Radio_diag.gif

Mustang 5.0 1987-1992 Power Window schematic, in color, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/mustang87-92 PowerWindowWiring.giff

Mustang 5.0 1993 Power Window schematic, in color, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/mustang93PowerWindows.gif

Mustang 5.0 AC Control wiring schematic, in color, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/mustang88AC_Controls.gif

Mustang 5.0 AC/Heat/Vacuum Controls, in color, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/Mustang_AC_heat_vacuum_controls.gif

Mustang 5.0 Fuse Box schematic, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/MustangFuseBox.gif

Mustang Convertible Top Motor schematic, in color, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/mustang88VertTopMotorCkt.gif


1986 Mustang 5.0 1986 EEC/ ECM. EFI wiring schematic, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/Mustang-86-Mustang-ECC-EFI.gif

1986 Mustang 5.0 1986 Lighting Diagram schematic, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/Mustang-86-Lighting-Diagram.gif

1986 Mustang 5.0 1986 Body Diagram schematic, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/Mustang-86-Body-Diagram.gif


Awesome color diagram, by TMoss, of the Vacuum Routing of for the '88 stang 5.0:
http://www.veryuseful.com/mustang/tech/engine/images/88Stang5.0Vacuum.gif

Typical Vacuum Routing for a Fox stang 5.0:
http://www.veryuseful.com/mustang/tech/engine/images/mustangFoxFordVacuumDiagram.jpg





94 & 95 Mustang Electrical and Vacuum diagrams.
94 & 95 Mustang 5.0 1994-1995 CCRM AC schematic, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/Mustang-94-95-CCRM-AC-Diagram.gif

94 & 95 Mustang 5.0 1994-1995 CCRM AC Part2 schematic, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/Mustang-94-95-CCRM-AC-Diagram-2.gif

94 & 95 Mustang 5.0 1994-1995 CCRM PCM Transmission schematic, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/Mustang-94-95-CCRM-PCM-Transmission.gif

94 & 95 Mustang 1994-1995 Engine Fuses Door Controls schematic, in color, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/Mustang-94-95-Eng-Fuses-Door-Controls.gif

94 & 95 Mustang 5.0 1994-1995 Exterior Lighting schematic, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/Mustang-94-95-Exterior-Lighting.gif

94 & 95 Mustang 5.0 1994-1995 Fuse Box schematic, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/Mustang-94-95-Fuse-Box.gif

94 & 95 Mustang 5.0 1994-1995 instrument cluster schematic, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/Mustang-94-95-instrument-cluster.gif

94 & 95 Mustang 1994-1995 Underhood Fuses schematic, in color, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/Mustang-94-95-Underhood-Fuses.gif

94 & 95 Mustang 5.0 1994-1995 Ignition Control Module schematic, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/Mustang-94-95-IgnitionControlModule.gif

94 & 95 Mustang 5.0 1994-1995 Alternator schematic, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/Mustang-94-95-Alt.gif

94 & 95 Mustang 5.0 1994-1995 Head Light schematic, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/Mustang-94-95-Head-Light.gif

94 & 95 Mustang 1994-1995 Air Conditioning schematic, in color, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/Mustang-94-95-AC.gif





Mustang Cylinder Head, Basic Mods, Engine Mechanical Information.
Mustang 5.0 V8 Intake Porting Tech Article, by TMoss:
http://www.veryuseful.com/mustang/tech/engine/IntakePorting.pdf

A great tech article on how to adapt an Explorer 65mm Throttle Body to work on a stang 5.0
http://www.veryuseful.com/mustang/tech/engine/ConvertingExplorer65mmTB.pdf

A GREAT article on Exhaust Scavenging, BackPressure, and HP.
http://www.veryuseful.com/mustang/tech/engine/exhaustScavenging.pdf

Article on Port Limiting Velocity for Heads.
http://www.veryuseful.com/mustang/tech/engine/portLimitingVelocity.html

Comparison of 6 Cylinder Heads, graphic by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/6HeadShootout.gif

Dyno test comparison of Basic Common Mods for 5.0's, graphic by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/BasicModDyno.gif

Intake Comparison of a 5.0, with a blower, graphic by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/BlownIntakeShootout.gif

Intake Bolt Torque Sequence, for a 5.0, graphic by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/FordIntakeTorqueSequence.gif





Mustang EEC IV 5.0 HO Information. Note: Some of this may be A9L Specific!
A Quick Overview of the Inner Workings of the EEC (Mustang Fuel Injection Computer), by TMoss:
HTML/web version:     http://www.veryuseful.com/mustang/tech/engine/EECIVInnerWorkings/
PDF version:     http://www.veryuseful.com/mustang/tech/engine/EECIVInnerWorkings.pdf

A GREAT, IN DEPTH, Very Technical, Referance for the EEC IV. A MUST READ!: http://www.veryuseful.com/mustang/tech/engine/eec-IV-Tech98.zip

Spark Advance Tables for the A9L, graphic by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/A9LSparkTables.gif

Pump Shot Enrichment Factor for the A9L (Throttle Rate Change vs Fuel Enrichment), graphic by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/A9LPumpShot.gif

WOT Air Fuel Ratio vs Load and Coolant Temp for the A9L, Note: This is for WOT ONLY!, graphic by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/A9LWOTAirFuelTempTables.gif

WOT Tables: A/F vs ECT ; Spark vs ECT; Spark vs ACT; Fuel Enrichment vs RPM for the A9L, graphic by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/A9LWOTTablesModifiers.gif

Wiring diagram, by TMoss, of the 88-91 stang 5.0 Fuel Injector Sensors and Actuators:
http://www.veryuseful.com/mustang/tech/engine/images/88-91eecPinout.gif

MAF Theory and Facts, from allfordmustangs.com
Here are some facts and information to help you better understand the use and function of the MAF system.

Graphs showing Requested A/F, Load for a 347 CID engine, etc:
http://www.veryuseful.com/mustang/tech/engine/graphsAFLoad347.pdf

Graphs showing Requested A/F, Load, Adaptive Strategy, etc:
http://www.veryuseful.com/mustang/tech/engine/graphsAFLoadAdap5.0.pdf





Mustang Automatic and Manual Transmission Information.
Article on Replacing the AOD in your fox:
http://www.veryuseful.com/mustang/tech/general/AODRemoval.html

Mustang T5 manual Transmission Identification Information:
http://www.veryuseful.com/mustang/tech/engine/images/T5Identifier.gif

Mustang 5 Speed manual transmission illustrated cutaway, picture by TMoss:
http://www.veryuseful.com/mustang/tech/engine/images/5_Speed_Cutaway_Illustrated.jpg




For 1994 -> 1996 Mustang ABS info see:
http://www.veryuseful.com/mustang/tech/brakes/absDiagInfo.html

For information on bleeding brakes, see:
http://www.veryuseful.com/mustang/tech/brakes/bleeding.html

Mustang Brake Information Home page:
http://www.veryuseful.com/mustang/tech/brakes/

For Mustang Air Bag info, see:
http://www.veryuseful.com/mustang/tech/airBag/

For Engine, Fuel Injection, and EEC, see:
http://www.veryuseful.com/mustang/tech/engine/

Mustang FAQ Tech Information Home Page: http://www.veryuseful.com/mustang/tech/






Links to pages maintained by other people:
EEC IV Technical Documentation, from allfordmustangs.com
A most read guide to the inner workings of the EEC IV PCM.

MAF Theory and Facts, from allfordmustangs.com
Here are some facts and information to help you better understand the use and function of the MAF system.

AOD Throttle Cable Fix and Adjust:
http://www.txchange.com/aodadj.htm



Mustang FAQ Tech Information Home Page: http://www.veryuseful.com/mustang/tech/