Polaris msx 110 Service Manual page 145

FUEL INJECTION / IGNITION / EXHAUST SYSTEMS
Boost / Air Temperature Circuit
ECU 300 (Black)
A B C D E F G H
4
3
2
1
A B C D E F G H J K
3
1
A B C D E F G H
3
1
ECU 100 (Grey)
Circuit Trouble Codes
P - - Code
P0112 Intake Air Temperature: Short to Ground
P0113 Intake Air Temperature: Short to Battery
P0237 Boost Pressure Sensor: Open or Short to
Ground
P0238 Boost Pressure Sensor: Short to Battery
5.20
Boost Pressure
F4
Air Temperature Signal
A2
L M
4
2
Reference
C3
5- -Volt
4
2
Ground Reference
C2
Description
Signal
Splice 5
Splice 4
Summary
The intake air temp. signal is shorted to ground or open.
The intake air temp. signal is shorted to battery voltage.
The boost pressure signal is shorted to ground or open.
The boost pressure signal is shorted to battery voltage.
2004 Four Stroke PWC Service Manual
1
2
3
4
Boost/Air Temp
Sensor