Page 695 - Manual Oficina Polaris Sportsman 570 2014 a 2016

ELECTRICAL

STARTER SYSTEM

TROUBLESHOOTING STARTER MOTOR REMOVAL
Starter Motor Does Not Run 1. Remove the seat, left side panel, and disconnect the
battery.
• Battery discharged. Low specific gravity
• Loose` or faulty battery cables or corroded 2. Remove the (+) positive wire (A) from the starter
connections (see Voltage Drop Tests) motor terminal.
• Related wiring loose, disconnected, or corroded
• Poor ground connections at battery cable, starter 3. Remove the upper starter motor fastener q securing
motor or starter solenoid (see Voltage Drop Tests) the starter motor and (-) negative battery cable to the
• Faulty key switch engine. Completely loosen the lower starter motor
• Faulty kill switch fastener.
• Faulty starter solenoid or starter motor.
• Engine problem - seized or binding (Can engine be
rotated easily with recoil starter?)
• Starter lockout malfunction

Starter Motor Turns Over Slowly
• Battery discharged - low specific gravity
• Excessive circuit resistance - poor connections (see
Voltage Drop Test below)
• Engine problem - seized or binding (Can engine be
rotated easily?)
• Faulty or worn brushes in starter motor
Starter Motor Turns - Engine Does Not Rotate
• Faulty starter drive
• Faulty starter drive gears or starter motor gear
• Faulty flywheel gear or loose flywheel
NOTE
The (-) negative battery cable is mounted to the engine
VOLTAGE DROP TEST using the upper starter mounting bolt.
The Voltage Drop Test is used to test for bad
connections. When performing the test, you are testing 4. Remove the starter from the engine.
the amount of voltage drop through the connection. A
poor or corroded connection will appear as a high
voltage reading. Voltage shown on the meter when
testing connections should not exceed .1 Vdc per
connection or component.
To perform the test, place the meter on DC volts and
place the meter leads across the connection to be tested.
Voltage should not exceed
.1 Vdc per connection

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9926803 R06 - 2014-2016 Sportsman 325 / ETX / 450 HO / 570 Service Manual 11.33
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