Perfect Power Online Manuals.


Support for your E4E-Z Unit.


Power up the engine and observe that the green LED flickers rapidly.
Start the car and observe that it runs smoothly.

Observe that the green LED flickers every second and shows the amount of active cylinders.
Observe the red LED and confirm that all the INSTALLED sensor show no error.


1 blink: Temperature sensor fault
2 blinks: Load input fault
3 blinks: AFR input fault


The unit requires the Load and AFR inputs to adjust the Ethanol fuel addition. If any of the two indicate an error then the fuel addition will remain where it was last.


Note: The unit comes with a preset addition of 20%!