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