Suzuki 2000 Grand Vitara SQ625 Service Manual page 575

6E1-38 ENGINE AND EMISSION CONTROL SYSTEM (G16 / J20 ENGINES)
Sensor-1
Sensor-2
1. HO2S-1
2. Exhaust manifold
upper cover
3. Bracket
4. Connector lock for
clamp
1, (a)
6, (a)
5. Remove while
releasing lock
6. HO2S-2
7. Exhaust No. 1 pipe
Removal
WARNING:
To avoid danger of being burned, do not touch exhaust sys-
tem when system is hot. Oxygen sensor removal should be
performed when system is cool.
1) Disconnect negative cable from battery.
2) Remove connector from bracket and disconnect coupler of oxy-
gen sensor.
3) Remove exhaust manifold upper cover if necessary.
4) Hoist vehicle when removing sensor-2.
5) Remove oxygen sensor from exhaust manifold or exhaust pipe.
CAUTION:
Be careful not to expose it to excessive shock.
It may cause damage to sensor inside.
Installation
Reverse removal procedure noting the following.
D Tighten oxygen sensor to specified torque.
Tightening Torque
.
(a): 45 N m (4.5 kg-m, 32.5 lb-ft)
D Connect coupler of oxygen sensor and fit connector to bracket.
D After installing oxygen sensor, start engine and check that no ex-
haust gas leakage exists.