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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