Table of Contents
ELECTRONIC FUEL INJECTION
EFI System Component Locations
1. Electronic Control Unit (ECU)
- Located behind the driver's seat (RZR / RZR S) or
under the left rear passenger seat (RZR 4).
RZR / RZR S
RZR 4
2. Temperature and Manifold Absolute Pressure
Sensor (T-MAP)
- Located in the rubber intake boot between the
throttle body and the cylinder head.
4.6
ECU
ECU
T-MAP
9924125 - 2013 RANGER RZR / RZR S / RZR 4 Service Manual
© Copyright 2012 Polaris Sales Inc.
3. Crankshaft Position Sensor (CPS)
- Located in the magneto cover between the engine
and transmission, just in front of the rear gear case.
CPS
4. Fuel Injectors / Fuel Rail
- Attached to the fuel rail located in the intake track of
the cylinder head.
Fuel Rail
Fuel Injectors
5. Fuel Pump / Regulator / Fuel Gauge Sender
Assembly
- Located under the passenger seat (RZR / RZR S) or
under the right rear passenger seat (RZR 4).
RZR / RZR S
Shown
Fuel Pump Assembly
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Troubleshooting
