4.6
ELECTRONIC FUEL INJECTION
9924096 - 2013 RANGER RZR XP 900 / RZR XP 4 900 Service Manual
© Copyright 2012 Polaris Sales Inc.
EFI System Component Locations
1. Electronic Control Unit (ECU)
- RZR XP: Located behind driver’s seat.
- RZR XP 4: Located behind left rear passenger seat.
2. Manifold Air Quality Sensor (MAQS)
- Located on the PTO end of the throttle body
assembly.
3. Crankshaft Position Sensor (CPS)
- Located on top of the stator cover.
4. Idle Air Control Valve (IAC)
- Located above the engine, underneath the cargo box
access panel.
5. Engine Coolant Temperature Sensor (ECT)
- Located on the left side of the thermostat housing.
The sensor can be accessed with the air box
assembly removed.
6. Dual Throttle Body Assembly
- Located between the air box assembly and rubber
cylinder head adapters.
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