2010 Polaris Sportsman 850 Service Manual, Page 49Get this manual
ELECTRONIC FUEL INJECTION
CHAPTER ELECTRONIC FUEL INJECTION
SPECIAL TOOLS FUEL TANK FUEL LINEEFI SERVICE NOTES EFI SYSTEM LAYOUT EFI COMPONENTSELECTRONIC FUEL INJECTION EFI OPERATION OVERVIEWINITIAL PRIMING PROCEDURE 3.9 ECU SERVICE 3.10 ECU REMOVALREPLACEMENT 3.11
3.2 3.4 3.5 3.5 3.6 3.7 3.9
ELECTRONIC CONTROL UNIT (ECU)3.10 FUEL PUMP 3.11
FUEL SENDERFUEL PUMP TEST 3.12 FUEL PUMPFUEL TANK REMOVAL 3.13 FUEL PUMPFUEL TANK INSTALLATION 3.14
FUEL PRESSURE REGULATOR 3.14 FUEL INJECTORS 3.14
FUEL INJECTOR SERVICE 3.14 FUEL INJECTOR TESTREPLACEMENT 3.15
CRANKSHAFT POSITION SENSOR (CPS) 3.16
CPS TESTREPLACEMENT 3.16
TEMPMANIFOLD ABSOLUTE PRESSURE SENSOR (T-MAP) 3.17
T-MAP TESTREPLACEMENT3.17
IDLE AIR CONTROL VALVE (IAC) 3.17