2011 Polaris Ranger RZR ATV Service Manual, Page 123Get this manual

2011 Polaris Ranger RZR ATV Service Manual, Page 123

ELECTRONIC FUEL INJECTION RANGER RZR 800 EFI RPM Limit: Max RPM LimitInjector and ignition suppression RZR: 6600 RPM (All
is altered, the TPS must be adjustedFor the purpose of troubleshooting, known-good ECU from another Polaris RANGER RZR EFI
of the same model may be used without system or engine component damage ECU Replacement 123Remove the (2) retaining screws
holding the ECUWith the ignition turned off, disconnect the wire harness from the ECUTo install, reverse the procedure and
tighten screws to specification Air passing through the intake is measured by the T-MAP and relayed to the ECUThese signals,
comprised of separate air temperature and manifold absolute pressure readings, are processed by the ECU and compared to its
programming for determining the fuel and ignition requirements during operationThe T-MAP sensor provides the ECU with engine
load data T-MAP Sensor Test The T-MAP sensor is non-serviceable itemIf it is faulty, it must be replacedIMPORTANT: This sensor
should only be tested using the Digital WrenchTM Diagnostic Software (dealer only) ECU Retaining Screws 10 inlbs(1.1 Nm)