2021 OWNERS MANUAL / 200
the engine(s) ECU and provide feedback on any diagnostic codes 
that have been activated and stored in the ECU for service needs.
To navigate to a feature, press the Display Key under your desired 
feature or action. Use PREV and NEXT to scroll the fault list. Press 
ACTIVE FAULTS to toggle to STORED FAULTS. Press the MENU key 
to go back. Press the HOME key to return to Home.
Engine Diagnostics Screen Field Definitions
SPN (Suspect Parameter Number - Fault Code)
 If not translated into text by the display, see the engine 
manufacturer’s literature for the definition of the SPN number.
FMI (Failure Mode Indicator - Fault Code)
The FMI is defined by SAE J1939. If not translated into text, see the 
SAE standard or the engine manufacturer’s literature.
Description Field
Most common SPNs and FMIs have text for the description stored 
in the display. If there is no text, then this SPN and FMI must be 
defined by referring to the engine manufacturer or the SAE J1939 
standard.
Corrective Action
See dealer
Get Faults
Selecting GET FAULTS queries the Engine Control Unit (ECU) for 
feedback on diagnostic codes that have been activated and stored 
in the ECU for service needs.
Fault Code Pop-Ups
A fault condition will trigger a pop-up dialog box on the screen 
describing the nature of the fault.
FACTORY PROFILES  
To activate a factory profile, navigate to the CRUISE tab. Select the 
PRESETS button. Navigate to and SELECT the profile you wish to 
activate. The ballast will activate and fill the tanks to their set levels. 
The tabs will move into position. 
To deselect a profile, navigate to the CRUISE tab and select the 
PRESETS button. DESELECT the profile. 
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