Emission Control Devices: 1B-5
Repair Instructions
Heated Oxygen Sensor (HO2S) Removal and
Installation
B718H11206005
Removal
WARNING
!
Do not remove the HO2 sensor while it is hot.
CAUTION
!
• Be careful not to expose the HO2 sensor to
excessive shock.
• Do not use an impact wrench when
removing or installing the HO2 sensor.
• Be careful not to twist or damage the
sensor lead wires.
1) Remove the left frame cover. Refer to “Exterior Parts
Removal and Installation in Section 9D (Page 9D-
6)”.
2) Remove the engine sprocket outer cover. Refer to
“Engine Sprocket Removal and Installation in
Section 3A (Page 3A-2)”.
3) Move the regulator/rectifier assembly (1) by
removing the regulator/rectifier bracket bolts.
4) Disconnect the HO2 sensor coupler (2).
5) Release the HO2 sensor lead wire from the clamps.
6) Remove the HO2 sensor (3).
Installation
Install the HO2 sensor in the reverse order of removal.
Pay attention to the following points:
CAUTION
!
Do not apply oil or other materials to the
sensor air hole.
• Tighten the HO2 sensor to the specified torque.
Tightening torque
HO2 sensor (a): 25 N·m (2.5 kgf-m, 18.0 lb-ft)
• Route the HO2 sensor lead wire properly. Refer to
“Wiring Harness Routing Diagram in Section 9A
(Page 9A-8)”.
Heated Oxygen Sensor (HO2S) Inspection
B718H11206006
Refer to “DTC “C44” (P0130/P0135): HO2 Sensor
(HO2S) Circuit Malfunction in Section 1A (Page 1A-
102)”.
1
I718H1120018-01
2
I718H1120019-01
3
I718H1120020-01
(a)
I718H1120021-01
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