Eps Troubleshooting (Power Steering Non-Functional With Mil Off) - Polaris RANGER 500 2017 Service Manual

EPS TROUBLESHOOTING (POWER STEERING NON-FUNCTIONAL WITH MIL OFF)

Verify the EPS unit has the latest software version and calibration loaded before replacing the EPS unit. If not, update
to the latest version for each and follow the guided diagnostic procedure(s) available in Digital Wrench®.
Steering
Functional,
MIL is OFF
Is Battery
Voltage >11
<16VDC?
Yes
Is EPS Fuse
Yes
12 VDC and
GND across
2 Pin EPS
Connector
with Key
Yes
12 VDC on
Pin 3 of the
8 pin EPS
Connector?
Yes
Begin EPS MIL
←
Digital turns on
Wrench
EPS Instrument
Yes
Trouble-
shooting
Power Up
Procedure Self Test?
↑ ←
9850043 R01 - 2017-2021 RANGER 500 / 570 Service Manual
© Copyright Polaris Inc.
IMPORTANT
READ BEFORE YOU REPLACE THE EPS UNIT!
Power
Non
↓
Determine
→
cause of
incorrect
battery
and
No
voltage and
repair
↓
→
Replace
OK? EPS Fuse.
No
↓
→
Check EPS
Power
Relay and
No
Circuit
On?
↓
Check
→
wiring from
Connector
to Ignition
No
Switch
Circuit
↓
MIL Lamp
should
→
come on
during
briefly
during
No
Cluster
Instrument
Cluster
Power Up.
←
GENERAL INFORMATION
→
→
Instrument
Cluster EPS
MIL lamp
No
OK?
← ↓
1
Trouble-
shoot per
"Non
Functional
and MIL
ON"
1.99