Polaris Sportsman XP 1000 S 2020

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9931493 R03 - 2020-2021 Sportsman XP 1000 S Service Manual

1.59

POOR IDLE

SYMPTOMS CAUSES

• Idle Too High (if > 1400 RPM when warm).

• Throttle stop screw tampering

• Throttle cable sticking, improperly adjusted, routed

incorrectly

• Faulty electrical connection

• Idle Too Low (if < 1100 RPM when warm). • Plugged air filter

• Leaking injector (rich condition)

• Belt dragging

• Throttle stop screw tampering

• Erratic Idle • Throttle cable incorrectly adjusted

• Air Leaks, dirty injector

• TMAP damaged (check with Digital Wrench®)

• Tight valves (low compression or high leakdown)

• Ignition timing incorrect

• Belt dragging

• Dirty air filter

• High percentage of cylinder leakdown (worn engine)

• Low compression (worn engine)

• Spark plug(s) fouled

• Spark plug wires loose or worn

• Faulty electrical connection

GENERAL INFORMATION

Polaris Sportsman XP 1000 S 2020 - Page 65