F 150 4WD Pickup L6-300 4.9L (1983)
![background image](/ford/f_150_4wd_pickup/l6-300_4.9l/Page-35002.png)
Functional Schematic
TFI-IV
The TFI-IV system electrical schematic is shown below. For detailed information, refer to the vehicle wiring diagram.
Ignition Coil Secondary Voltage (Crank Mode)
TFI-IV
Part 2
Test 1 & 2