Features, Engine management system, Vehicle speed is limited engine speed is limited – Polaris 2011 Widetrak IQ User Manual
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FEATURES
Engine Management System
To protect the engine, the engine management system will limit engine
RPM, vehicle speed or turbo boost (if equipped) if the following condi-
tions are encountered. Under extreme overheating conditions, the sys-
tem will also stop the engine entirely to prevent engine damage.
Vehicle Speed is Limited
Engine Speed is Limited
Cause
Function
Maximum
Speed
MPH (km/h)
Result
Defective rollover switch Rollover
37 (59)
Engine will
misfire at higher
vehicle speed
Throttle stuck, throttle
lever depressed
Throttle stuck, throttle
safety switch high
18 (29)
Maximum vehicle speed Max speed limiter
186 (299)
Cause
Function
Maximum RPM
Result
Reverse is selected,
speed sensor error
Reverse
5300
Engine will
misfire at higher
engine speed
Defective rollover
switch, speed sensor
error
Rollover
6000
Throttle stuck, throttle
lever depressed, speed
sensor error
Throttle stuck, throttle
safety switch high
5450
Throttle stuck, throttle
lever at idle position
Throttle stuck, throttle
safety switch low
2400
Maximum vehicle speed,
speed sensor error
Max speed limiter
8800
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