Page 505 - Manual Oficina XP 1000 14-16

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, EPS TORQUE OFFSET PROCEDURE
the system will illuminate a fault indicator and transition
to a normal mechanically coupled steering system. The If the steering wheel pulls to one side when the vehicle is
system is Polaris Digital Wrench® compatible for driven in a straight line and there is no damage to the
simplified diagnostics and system troubleshooting steering or suspension components, perform the
through the vehicle’s diagnostic port. procedure below to center the EPS steering angle sensor
(SAS) electronically.
With the engine off and the key on, the power steering
unit will operate for up to five minutes. After the five 1. On a flat surface, drive a short distance in a straight
minutes, you will need to cycle the key switch and restart line and stop the vehicle without touching the steering
the engine to regain power steering operation. wheel. Put the vehicle in park/lock the parking brake.
2. Connect the vehicle to Digital Wrench.
NOTE
3. Click on the Special Tests menu (Red Toolbox) and
To conserve battery power, the EPS unit will shut down select Steering Angle Sensor Calibration.
5 minutes after the engine has stopped if the key
remains in the ON position. At this point, the EPS 4. Click on Set SAS Zero.
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®.
NOTE NOTE
DO NOT SPLICE OR CUT INTO THE CAN CIRCUITS. The SAS Position should = 0.0 after clicking Set SAS
Zero.
WARNING
5. Click the Complete button to program this setting into
Electronic Power Steering (EPS) units are not the ECU. 11
interchangeable between ATV and RANGER product
lines.

NOTE
See Chapter 5 ELECTRONIC POWER STEERING
ASSEMBLY, page for power steering unit removal
and installation procedures.

9926816 R06 - 2014-2016 RZR XP 1000 / XP4 1000 Service Manual 11.33
© Copyright Polaris Industries Inc.