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Ford EEC-IV

Ford EEC-IV Documents

Ford EEC-IV Connector Pinout

EEC-IV Wiring Information
Pin NoWire ColourPurposeVoltage
1 Not Used 
2 Not used 
3 Not Used 
4 Not Used 
5 Not Used 
6 Not Used 
7 Engine Coolant Temp20*C-3.1V, 40*C-2.2V, 100*C-0.5V
8 Not Used 
9 Not Used 
10 Airconditioning Clutch On0V Aircon Off, 12V Aircon On
11 Not Used 
12 Not Used 
13 Not Used 
14 Not Used 
15 Not Used 
16 Ground0V
17 Self Test Output (STO)PWM signal 0V-12V
18 Not Used 
19 Not Used 
20 Case Ground0V
21 Idle Speed Control+8V to +11V Engine Running
22 Fuel Pump Control+12V Ignition On
23 Knock Sensor (Unleaded Only)+3V Engine Running
24 Not Used 
25 Intake Air Temperature Sensor0*C 3.9V, 20*C 3,1V, 40*C 2.2V
26 Sensor Reference Voltage+5V
27 Air Flow Sensor (Unleaded Only)Variable Voltage
28 Not Used 
29 Not Used 
30 Transmission PositionNeutral 0V-0.1V, In gear 5Volts
31 Canister Purge8V-10V with Engine Running
32 Not Used 
33 EGR Solenoid (Unleaded)Voltage Pulse @ 1800 RPM
34 Data Output LinkPWM Data
35 Canister Purge Solenoid (Unleaded)Voltage Pulse when Engine Running
35 EGR Vent Solenoid (leaded)Voltage Pulse when Engine Running @ 1800RPM
36 SPOUT (Spark Output) Ignition7V average with Engine Running
37 Ignition Power12V with Ignition On
38 Not Used 
39 Not Used 
40 Ground0Volts
41 Not Used 
42 Not Used 
43 Air Flow Sensor (Leaded Only)Variable Voltage
44 Not Used 
45 Not Used 
46 Signal Ground0Volts
47 Throttle Position Sensor0.7V closed, 4.5V WOT (Wide Open)
48 Self Test Input0Volts for Self Test, 12V Normal operation
49 Not Used 
50 Not Used 
51 Not Used 
52 EGR Vent Solenoid (Unleaded)Voltage Pulse @ 1800 RPM
53 Not Used 
54 EGR Vent Solenoid (leaded)Voltage Pulse @ 1800 RPM
55 Not Used 
56 PIP Profile Ignition Pick Up0V - 12V on Ignition PIP
57 Ignition Power0Volts Off, 12V Ignition On
58 Fuel Injection Ignition Bank 1,3,5PWM On Fuel Injection
59 Fuel Injection Ignition Bank 2,4,60Volts Off, 12V On
60 Ground0Volts

See also

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