HOME
INTAKE AIR TEMPERATURE SENSOR
GENERAL
The intake air temperature sensor (IAT Sensor), located on
the air cleaner cover baseplate, measures the air tempera-
ture allowing the ECM to calculate the density of the air enter-
ing the manifold. The IAT is a thermistor type sensor.
REMOVAL
1
1
WARNING
WARNING
To prevent accidental vehicle start-up, which could
cause death or serious injury, disconnect negative (-)
battery cable before proceeding. (00048a)
1.
Disconnect negative battery cable.
2.
See
Figure 4-80.
Remove air cleaner cover, filter.
Remove fasteners securing base. See
CLEANER ASSEMBLY.
3.
Raise base and pull IAT sensor from sensor grommet.
4.
Disconnect connector [89] from intake air temperature
sensor.
5.
Inspect sensor grommet for damage and replace as
required.
INSTALLATION
1.
Connect IAT sensor connector [89] to wiring harness.
2.
Install IAT sensor into grommet on air cleaner base from
beneath.
3.
Install air cleaner cover. See
ASSEMBLY.
4.
Install negative battery cable.
4-104 2007 Buell Firebolt: Fuel System
4.44 AIR
4.44 AIR CLEANER
11504
Figure 4-80. Intake Air Temperature Sensor Installed
4.36