Oxygen Sensor - Buell 2007 FIREBOLT Service Manual

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OXYGEN SENSOR

GENERAL
The oxygen sensor, located in the rear header pipe, monitors
oxygen content in the exhaust gas and converts it to a voltage
reading. This voltage reading is used by the ECM to maintain
the proper air/fuel ratio during closed loop operation.
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. Remove intake cover assembly. See
COVER ASSEMBLY.
3. Remove air cleaner cover assembly. See
CLEANER ASSEMBLY.
4. Remove shock absorber. See
ABSORBER.
5. Remove cooling fan. See
6. See Figure 4-76. Remove cable straps (2). Unplug 1-
place connector [137] (1).
7. Remove oxygen sensor from exhaust header using
Snap-on Part No. YA8875.
INSTALLATION
1. Apply LOCTITE ANTI-SEIZE LUBRICANT to threads of
sensor.
2. See Figure 4-75. Thread sensor into exhaust header.
Tighten sensor to 40-45 ft-lbs (54-61 Nm).
3. Install cooling fan. See 4.38 COOLING FAN.
4. Install shock absorber. See
ABSORBER.
5. See Figure 4-76. Connect 1-place connector [137] (1) to
wiring harness.
6. Install cable straps (2).
7. Install air cleaner cover assembly. See
CLEANER ASSEMBLY.
8. Install intake cover assembly. See
ASSEMBLY.
9. Connect negative battery cable.
2.34 INTAKE
4.44 AIR
2.22 REAR SHOCK
4.38 COOLING FAN.
2.22 REAR SHOCK
4.44 AIR
2.34 INTAKE COVER
8467
Figure 4-75. Installed Oxygen Sensor (shock absorber
removed)
10557
1
2
1. Oxygen sensor connector [137]
2. Cable straps
Figure 4-76. Oxygen Sensor Connector [137]
(1200 Models)
2007 Buell Firebolt: Fuel System 4-101
4.33