Polaris RZR XP Turbo Service Manual page 230

EFI / FUEL SYSTEM
DATA DISPLAY
ITEM
Time the engine has
Engine Runtime
Since Key On
Engine Runtime Total
Engine Temperature Coolant temperature
Fuel Pump
Number of steps the
Idle Air Control
Desired Position
Number of steps the
Idle Air Control
Position Command
Ignition Coil Dwell
Degrees BTDC that
the ECU is signaling
Ignition Timing
the coil to send spark
Injector Pulse Width
Intake Air
Temperature
Intercooler Pump electric fuel pump is
Driver being triggered on by
Manifold Absolute Reading will be high
Pressure
Reading will be low
How much load the
Percent Engine Load
4.42
DEFINITION
been running since
0 minutes to ∞
the key was last
cycled on
Total amount of
0 minutes to ∞
engine run time
195° to 210° F (92°
≈ 232° F (111° C)
at the ECT sensor
≈ 237° F (114° C)
≈ 252° F (122° C)
ECU control of the
fuel pump
ECU would like to
have the IAC open
ECU has the IAC
valve open
Time the ECU is
grounding the coil
0 to 10° BTDC
30 to 40° BTDC
to a cylinder
Time the ECU is
grounding the
injectors
Measures air
temperature at the
TMAP sensor
Indicates if the
the ECU
Measures air 14.7 PSI (101 kPa)
pressure inside the
5–7 PSI (34–48
intake manifold on
the TMAP sensor.
at key on and wide
7–11 PSI (48–76
open throttle.
at idle / closed
throttle.
engine is under
VALUE
70° F (21° C)
to 99° C)
ECU is grounding the fuel pump relay. ECU
ground this relay for the first 2–3 seconds after
On
key on and any time RPM is seen from the CPS
ECU is not grounding the fuel pump relay. Pump
Off
35–50
35 – 50
≈ 2–3 ms
Typical ignition timing on a warm engine at idle
Typical max spark at wide open throttle
Average reading on a warm engine at idle
2–3 ms
Unit is start-up enrichment or under rapid
4–7 ms
should be close to ambient air temperature.
Warm engine at idle may cause reading to be
varies
ECU is not triggering the pump to run. Seen
Inactive
when key is ON but engine is not running
Vehicle is running and pump is active
Active
Engine not running and unit is near sea level
Normal reading when warm engine is at idle
kPa)
Normal reading when unit is 1/2 throttle to WOT.
kPa) value will be higher on a turbocharged unit
Typical warm idle. Cold start up reading will be
20–30%
9928491 R04 - 2017-2018 RZR XP Turbo / XP4 Turbo Service Manual
VALUE DESCRIPTION
—
—
Room temperature
Cooling fan running
Hot light on – power limit
Engine protection (ignition misfire)
Engine protection (shutdown)
not running
typical warm idle
typical warm idle
–
acceleration
higher
higher
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