Page 230 - Manual Oficina Polaris RS1 2018 e 2019

FUEL SYSTEM

PEDAL POSITION SENSOR (PPS) PPS REPLACEMENT

OPERATION OVERVIEW NOTE
The PPS is calibrated to the throttle pedal. If the PPS is
NOTE faulty, the throttle pedal assembly must be replaced.
DO NOTattempt to service the PPS. The PPS is a non-
serviceable component and can only be tested using 1. Remove the drivers seat and disconnect the negative
Digital Wrench®. If the PPS is faulty, the entire throttle (-) battery cable.
pedal assembly must be replaced.
2. Disconnect the PPS harness connection w located
on the throttle pedal.
Mounted to the throttle pedal assembly, the PPS acts as
a pedal position sensor. The PPS provides accelerator
pedal position to the Electronic Control Unit (ECU) to
increase or decrease engine RPM using the Electronic
Throttle Control (ETC). The PPS is the primary input
used to control engine speed during vehicle operation.

LOCATION
The Pedal Position Sensor q is located in the foot
control area, mounted on the top of the throttle pedal
assembly.

3. Remove the three fasteners e retaining the throttle
pedal assembly.

PPS TEST
The PPS can be tested utilizing Digital Wrench® by
verifying that throttle position readout varies as the pedal
is pressed. There should not be any dead spots in the
reading if using the graph mode in Digital Wrench. 4. Remove the pedal assembly from the vehicle.
Reference the Data Display section and be sure Throttle
Position is displayed. With the ignition key on for at least PPS Installation
15 seconds and engine not running, the Throttle Position 5. Place the throttle pedal assembly on the mounting
will read approximately 13% when the pedal is released. studs and loosely install the three fasteners.
With the pedal fully depressed, the Throttle Position will 6. Torque the three mounting bolts to specification and
vary depending on what gear you have selected. connect the PPS harness connection.
• High/Low/Neutral/Park ≈ 99%. TORQUE
• Reverse ≈ 32%
Throttle Pedal Mounting fasteners:
The Pedal Position Sensor is calibrated to the throttle 18 ft-lb (24 Nm)
pedal. If the PPS is faulty, the throttle pedal assembly
must be replaced (see “PPS Replacement”). 7. Manually cycle the throttle pedal to verify the throttle
pedal moves freely.

4.44 9928689 - 2018 RZR RS1 Service Manual
© Copyright Polaris Industries Inc.