Page 187 - Manual Oficina Polaris RZR 570 13-18
P. 187
FUEL SYSTEM
CHAPTER 4
FUEL SYSTEM
GENERAL INFORMATION............................................................................... 4.3
SPECIAL TOOLS ...................................................................................... 4.3
SERVICE NOTES ..................................................................................... 4.4
EFI SYSTEM EXPLODED VIEW ....................................................................... 4.5
EFI SYSTEM COMPONENT LOCATIONS.............................................................. 4.6
EFI SYSTEM ELECTRICAL DIAGRAM................................................................. 4.8
EFI OVERVIEW .......................................................................................... 4.9
PRINCIPAL COMPONENTS ........................................................................... 4.9 4
EFI OPERATION OVERVIEW.......................................................................... 4.9
INITIAL PRIMING / STARTING PROCEDURE.......................................................... 4.9
ELECTRONIC CONTROL UNIT (ECU) ................................................................4.10
OPERATION OVERVIEW.............................................................................4.10
ECU SERVICE .......................................................................................4.11
ECU REPLACEMENT ................................................................................4.11
ECU REPLACEMENT ................................................................................4.11
FUEL INJECTORS ......................................................................................4.12
OPERATION OVERVIEW.............................................................................4.12
FUEL INJECTOR TROUBLESHOOTING..............................................................4.12
FUEL INJECTOR TEST...............................................................................4.13
FUEL INJECTOR REPLACEMENT ...................................................................4.13
FUEL TANK ..............................................................................................4.15
FUEL LINES - QUICK CONNECT .....................................................................4.15
EXPLODED VIEW ....................................................................................4.16
OPERATION OVERVIEW.............................................................................4.17
FUEL SENDER TEST ................................................................................4.17
FUEL PUMP TEST ...................................................................................4.18
FUEL PUMP REPLACEMENT ........................................................................4.19
FUEL TANK REMOVAL ...............................................................................4.22
FUEL TANK INSTALLATION ..........................................................................4.24
TEMPERATURE AND MANIFOLD ABSOLUTE PRESSURE SENSOR (T-MAP)....................4.25
OPERATION OVERVIEW.............................................................................4.25
T-MAP SENSOR TEST ...............................................................................4.25
T-MAP SENSOR REPLACEMENT ....................................................................4.25
IDLE AIR CONTROL (IAC)..............................................................................4.26
OPERATION OVERVIEW.............................................................................4.26
IAC TEST ............................................................................................4.26
IAC REPLACEMENT .................................................................................4.26
THROTTLE POSITION SENSOR (TPS) ...............................................................4.27
OPERATION OVERVIEW.............................................................................4.27
TPS RESISTANCE TESTS ...........................................................................4.27
TPS TESTER / REGULATOR .........................................................................4.28
TPS REPLACEMENT.................................................................................4.28
9926813 R06 - 2013-2016 RZR 570 Service Manual 4.1
© Copyright Polaris Industries Inc.
