Polaris RANGER RZR 170 - Starter System Testing

8.21
ELECTRICAL
8
9923983 - 2012-2013 RZR 170 Service Manual
© Copyright 2012 Polaris Sales Inc.
Starter System Testing
Condition: Starter motor fails to turn engine. NOTE: Make sure engine crankshaft is free to turn before proceeding with
dynamic testing of starter system. A digital multitester must be used for this test.
Locate the starter relay.
See “Starter Relay”
earlier in this chapter for
location reference
Recharge and test
battery, replace 15A
fuse, or repair
connections.
YES
NO
NO
NO
Replace foot brake
pedal switch.
Replace key switch and/or
check wiring circuits.
Disconnect the 2-wire connector at
the starter relay. Set volt meter to
read DC voltage and connect meter
leads between the DG/YEL and DG/
RED wires. Turn the key switch to
the “START” position, and push in
the brake pedal.
Is battery voltage present?
Connect meter
leads to RED lug to
starter motor and
engine ground and
retest.
Is battery voltage
present?
Check battery condition,
RED battery connections
at relay and 15A fuse.
Condition Good?
Check the key switch for
proper function. Turn key to
“START”.
Is there continuity between
DG/RED and BLACK?
Is there continuity between
RED and BROWN?
YES
NO
Set the meter to read Ohms.
Check the function of the foot
brake switch.
Is there continuity between the DG/
YEL and BROWN wires when the
foot brake pedal is pressed?
Disassemble starter
motor to test and
clean internal
components.
If tests fail, or motor
still does not work,
replace assembly.
YES
NO
Replace starter
relay.
YES