Page 249 - Manual_Polaris_RZR_ProXP-20-21

ENGINE ELECTRICAL

3. Remove four fasteners w retaining the ECU. ETC LEARN PROCEDURE
IMPORTANT
This procedure MUST be performed on the vehicle
whenever the ECU is replaced or reflashed or the
throttle body is replaced.

1. After the reflash / ECU replacement / throttle body
change, leave the key on (engine not running) for 60
seconds. Do NOTcrank the engine during this time.
2. Turn the key off and wait 3 minutes. During this time,
the ECU will write values into memory and then
completely shut down.
3. Turn key back on and start the vehicle. The vehicle 4
should operate normally.

4. With the ignition turned off, disconnect the wire 4. If the procedure was interrupted at any time, start
harness from the ECU. Lift the connector locking back at step 1.
levers e and rotate up until the connectors are free
from the ECU.

NOTICE
Upon removing the ECU connector, you should hear a
“click” when the connector is fully open.

5. To install, reverse the procedure and tighten the
mounting fasteners to specification.
NOTICE
Upon installing the ECU connector, you should hear a
“click” when the connector is fully closed.

TORQUE
ECU Retaining Fasteners:
24 in-lbs (3 N·m)

9930583 R01 - 2020-2021 RZR PRO XP / XP 4 Service Manual 4.3
© Copyright Polaris Industries Inc.