AEM 30-6905 Universal Programmable EMS-4 - Manual (Page 253)

Page 253 of 279 EMS-4 Install and Tuning Guide_Rev 1.6
N2O Off Above Load
Units: Engine Load Desciption: Above this engine load the EMS will deactivate the nitrous
control. This can be used to spool a turbocharger, which will turn OFF the nitrous once the
desired boost has been reached, or as a safety measure to prevent the nitrous from being
active in an overboost situation. When the engine reaches this load point, theEMS will cut the
active signal to the nitrous relay, and disable any trims that have been set. Set this to the
maximum allowable pressure to be active.
N2O Reinstate Load
Units: Engine Load Desciption: Hysteresis condition for nitrous load conditions. Must be set
higher than N2O Off Below Load option and lower than the N2O Off Above Load condition.
N2O Off Below Load
Units: Engine Load Description: The nitrous control will be OFF when below this engine load.
Note: The nitrous will not necessarily be ON when above this engine load.
N2O Overrev Off
Units: RPM Desciption: Nitrous will be activated only when the engine speed is below this
value.This is an over-rev type function that should disable the nitrous under unsafe engine
conditions or when on the rev limiter.
N2O Overrev On
Units: RPM Description: Hysteresis condition for nitrous overrev condition. Must be set lower
than N2O Overrev Off option.
N2O On Above TPS
Units: Throttle % Description: Above this number, the nitrous will be active. Set this number just
above the N2O Off Below TPS option.
N2O Off Below TPS
Units: Throttle % Description: Below this number, the nitrous will be active. Set this number just
below the N2O On Above TPS option.
N2O Max VSS
Units: Vehicle Speed Description: Above this number, the nitrous will be deactivated. Set this
number above the N2O Minimum VSS option.
N2O Min VSS
Units: Vehicle Speed Description: Below this number, the nitrous will be deactivated. Set this
number below the N2O Maximum VSS option.