Features - Polaris IQ Turbo Dragon Owner's Manual

FEATURES

Engine Management System
To protect the engine, the engine management system will limit engine
RPM, vehicle speed or turbo boost if the following conditions are
encountered. Under extreme overheating conditions, the system will
also stop the engine entirely to prevent engine damage.
Vehicle Speed is Limited
Cause
Reverse is selected
Defective rollover switch Rollover
Throttle stuck, throttle
lever depressed
Maximum vehicle speed Max speed limiter
Engine Speed is Limited
Cause
Reverse is selected,
speed sensor error
Defective rollover
switch, speed sensor
error
Throttle stuck, throttle
lever depressed, speed
sensor error
Throttle stuck, throttle
lever at idle position
Maximum vehicle speed,
speed sensor error
Reverse failure
Turbo Boost is Limited
Illuminated High Temperature Indicator
Engine coolant temperature is at or below 122° F (50° C) OR
Engine coolant temperature is at or above 203° F (95° C)
Intake manifold air temperature is at or below 32° F (0° C) OR
Intake manifold air temperature is at or above 158° F (70° C)
Overboost condition occurs (Check Engine light will flash)
Fuel octane is too low (use the recommended fuel)
34
Function
Reverse
Throttle stuck, throttle
safety switch high
Function
Reverse
Rollover
Throttle stuck, throttle
safety switch high
Throttle stuck, throttle
safety switch low
Max speed limiter
Reverse
Indication
Maximum Speed
MPH (km/h)
12 (19)
37 (59)
18 (29)
186 (299)
Maximum RPM
5300
6000
5450
2400
8800
2500
Result
Engine will mis-
fire at higher
vehicle speed
Result
Engine will mis-
fire at higher
engine speed
ECU cannot
determine if
reverse or for-
ward selected
Result
Operator may feel
loss of power