General
Refer to the VRSCA Electrical Diagnostic Manual for information on the function and testing of the intake air temperature sensor (IAT sensor).
Removal
Warning! To protect against shock and accidental start-up of vehicle, remove the maxi-fuse before proceeding. Inadequate safety precautions could result in death or serious injury.
1. Remove right side cover and remove maxi-fuse. See 8.5 Maxi-fuse.
2. Remove airbox cover. See 1.4 Airbox and air filter.
3. See Figure 9-6. Remove IAT sensor connector [89В].
- a. See Figure 9-7. Depress wire form.
- b. Use rocking motion to detach connector from IAT.
![](https://motoinstruction.ru/img/harley/2/111265.jpg)
Figure 9-6. Intake air temperature sensor location
![](https://motoinstruction.ru/img/harley/2/111266.jpg)
Figure 9-7. IAT connector wire form
4. See Figure 9-8. Depress the retaining fingers (2) on the under side of IAT sensor and pull IAT sensor from upper airbox.
![](https://motoinstruction.ru/img/harley/2/111267.jpg)
Figure 9-8. IAT sensor: 1. O-ring; 2. Retaining fingers
Note. A short length of tubing with an ID of 7.62 mm (.312 in) can be pushed over the retaining fingers to ease the sensor removal.
Installation
1. See Figure 9-8. Inspect IAT o-ring (1). Replace IAT sensor if о-ring is worn or damaged.
2. Apply clean engine oil to IAT sensor o-ring.
3. Install IAT sensor into upper airbox.
4. Connect IAT sensor connector [89B].
5. Replace airbox cover. See 1.4 Airbox and air filter.
6. Replace the maxi-fuse.