Fan Control Circuit Bypass Test; Cooling Fan Replacement - Polaris RZR PRO XP 2020 Service Manual

ELECTRICAL

FAN CONTROL CIRCUIT BYPASS TEST

1. Disconnect harness
sensor on the engine cylinder head (see Engine
Coolant Temperature
outlined in this chapter).
2. With the transmission in Park, start the engine. After
a few seconds, the fan should start running and the
"Check Engine" indicator should display on the
instrument cluster.
components are working properly.
3. If the fan does not run or runs slowly, check the fan
motor wiring, ground, motor condition, circuit breaker
and mechanical relay for proper operation. Repair or
replace as necessary. If the fan runs with the sensor
harness disconnected, but will not turn on when the
engine is hot, check the coolant temperature sensor
and connector terminals.
12.30
from coolant temperature
Sensor (ECT) Overview
This indicates all other

COOLING FAN REPLACEMENT

REMOVAL
1. Remove front fascia. See Front Fascia Removal page
11.17.
2. Drain cooling system.
3. Remove four electrical connectors from the voltage
regulators.
4. Remove two fasteners
bracket and remove bracket/voltage regulators as an
assembly.
5. Remove six push pins
shroud.
6. Remove two large hoses and one vent line from the
charge air radiator and remove charge air radiator
from the vehicle.
9930583 R02 - 2020 RZR PRO XP / XP 4 Service Manual
q
securing voltage regulator
w
and remove the radiator
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