Repair Instructions; Heated Oxygen Sensor (Ho2S) Removal And Installation; Heated Oxygen Sensor (Ho2S) Inspection; Pair Reed Valve Removal And Installation - Suzuki GSX-R750 Service Manual

Heated Oxygen Sensor (HO2S) Removal and
Installation
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) Lift and support the fuel tank with the prop stay.
Refer to "Fuel Tank Removal and Installation in
Section 1G (Page 1G-9)".
2) Remove the right under cowling. Refer to "Exterior
Parts Removal and Installation in Section 9D
(Page 9D-11)".
3) Disconnect the HO2 sensor coupler (1).
4) Release the HO2 sensor lead wire from the clamp.
5) Remove the HO2 sensor (2).
2

Repair Instructions

B838H21206001
1
I837H1120001-01
I837H1120002-03
Emission Control Devices:
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)
(a)

Heated Oxygen Sensor (HO2S) Inspection

Refer to "DTC "C44" (P0130/P0135): HO2 Sensor
(HO2S) Circuit Malfunction in Section 1A (Page 1A-
106)".

PAIR Reed Valve Removal and Installation

Removal
1) Remove the under cowlings. Refer to "Exterior Parts
Removal and Installation in Section 9D (Page 9D-
11)".
2) Lift and support the fuel tank with the prop stay.
Refer to "Fuel Tank Removal and Installation in
Section 1G (Page 1G-9)".
3) Remove the air cleaner box. Refer to "Air Cleaner
Box Removal and Installation in Section 1D
(Page 1D-7)".
4) Remove the PAIR control solenoid valve. Refer to
"PAIR Control Solenoid Valve Removal and
Installation (Page 1B-9)".
5) Disconnect the ignition coil/caps (1). Refer to
"Ignition Coil / Plug Cap and Spark Plug Removal
and Installation in Section 1H (Page 1H-6)".
1B-7
I837H1120003-01
B838H21206002
B838H21206003