Page 523 - Manual Oficina Polaris RZR XP 1000 17-18

ELECTRICAL

ELECTRONIC POWER STEERING

EPS OPERATION WIRE COLOR FUNCTION
The EPS module is an intelligent electronic power ORANGE (2-Pin) Main Power (30A Protected)
steering system that operates off of the vehicle’s 12V
electrical system. It calculates steering assist by sensing BROWN (2-Pin) Ground
the difference between the input torque of the steering
post and the output torque required to turn the wheels, ORANGE (8-Pin) Key-On Battery Voltage
and then provides assist by energizing an electric motor.
The process provides a smooth, seamless assist. YELLOW (8-Pin) CAN High Signal
The system is continuously running diagnostic checks GREEN (8-Pin) CAN Low Signal
and monitoring factors such as battery voltage, ground
speed and engine speed. In the event an internal or
external issue that affects the EPS system is detected, PROPER EPS SYSTEM DIAGNOSING
the system will illuminate a fault indicator and transition
to a normal mechanically coupled steering system. The READ BEFORE YOU REPLACE THE EPS UNIT!
system is Polaris Digital Wrench® compatible for NOTICE
simplified diagnostics and system troubleshooting
through the vehicle’s diagnostic port. Verify the EPS unit has the latest software version and
calibration loaded before replacing the EPS unit. If not,
With the engine off and the key on, the power steering update to the latest version for each and follow the
unit will operate for up to five minutes. After the five guided diagnostic procedure(s) available in Digital
minutes, you will need to cycle the key switch and restart Wrench®.
the engine to regain power steering operation.

NOTICE
To conserve battery power, the EPS unit will shut down
5 minutes after the engine has stopped if the key
remains in the ON position. At this point, the EPS
Malfunction Indicator Light will illuminate to indicate the
EPS has shut down and will set a fault code in Digital
Wrench®.

The Power Steering 30A Fuse.

• If the fuse fails, the Power Steering Malfunction
Indicator Light (MIL) on the instrument cluster will
illuminate. During this time, the vehicle will have no
power steering operation. You will be able to connect
and communicate with the vehicle’s Engine Controller,
but not the Power Steering Controller, while using
Digital Wrench®.

NOTICE
DO NOT SPLICE OR CUT INTO THE CAN CIRCUITS.

WARNING 11
Electronic Power Steering (EPS) units are not
interchangeable between ATV and RANGER product
lines.

NOTICE
See Chapter 5 ELECTRONIC POWER STEERING
ASSEMBLYpage for power steering unit removal and
installation procedures.

9928492 R06 - 2017-2018 RZR XP 1000 / XP4 1000 Service Manual 11.55
© Copyright Polaris Industries Inc.