Page 289 - Manual_Polaris_RZR_ProXP-20-21
P. 289

EFI / FUEL SYSTEM


                   20.Connect the fuel supply line to the pump.          FUEL SENDER TEST
                                                                         1. Remove the fuel pump assembly from the fuel tank.
                                                                            Refer to Fuel Pump Replacement page  procedure.
                                                                         2. Using an Ohm meter, measure the resistance of the
                                                                            fuel sender as shown below.


















                                                                                                                              5


                                                                             ITE-         POSITION             READING
                                                                              M
                                                                              q    EMPTY position            450 Ω ± 5%
                                                                              w    FULL position             100 Ω ± 3%

                                                                                   Measure between the two
                                                                              e    pins                      —


                                                                         3. Allow the sender float to sit in the EMPTY position
                                                                            and compare to specification.
                                                                         4. Slowly move the sender float to the FULL position
                                                                            and compare to specification.
                                                                         5. If the readings are out of specification, or if the
                                                                            reading is erratic or LCD display “sticks”, check the
                                                                            following before replacing the fuel pump assembly:
                                                                            • Loose float
                                                                            • Float contact with tank
                                                                            • Bent float rod

                                                                         6. If none of the conditions exist, the fuel sender
                                                                            assembly is faulty. Replace the fuel pump assembly.
                                                                            Refer to Fuel Pump Replacement page  procedure.


















                   9930583 R01 - 2020-2021 RZR PRO XP / XP 4 Service Manual                                           5.29
                   © Copyright Polaris Industries Inc.
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