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9850045 R01 - 2020-2021 RANGER 1000 Service Manual
© Copyright Polaris Inc.
1.61
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
Содержание RANGER 1000 2020
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