Suzuki Ignis Service Manual page 3548

[A]
1, (a)
[B]
1, (a)
Heated oxygen sensor (HO2S-1 and HO2S-2) removal
and installation
REMOVAL
WARNING:
To avoid danger of being burned, do not touch exhaust
system when system is hot. Oxygen sensor removal
should be performed when system is cool.
1) Disconnect negative cable at battery.
2) For HO2S–1, disconnect connector of heated oxygen sensor
and release its wire harness from clamps.
a) For vehicle not equipped with A/C, remove front bumper
and engine front cover.
b) For vehicle equipped with A/C, remove exhaust manifold
referring to "Exhaust Manifold Removal and Installation" in
Section 6A1.
3) For HO2S–2, disconnect connector of heated oxygen sensor
and release its wire harness from clamp and hoist vehicle.
4) Remove heated oxygen sensor (1) from exhaust manifold or
exhaust pipe.
INSTALLATION
Reverse removal procedure noting the following.
• Tighten heated oxygen sensor (1) to specified torque.
Tightening torque
Heated oxygen sensor (a): 45 N·m (4.5 kg-m, 32.5 lb-ft)
• For equipped with A/C, install exhaust manifold referring to
"Exhaust Manifold Removal and Installation" in Section 6A1.
• Connect connector of heated oxygen sensor (1) and clamp
wire harness securely.
• After installing heated oxygen sensor (1), start engine and
check that no exhaust gas leakage exists.
[A]: HO2S–1
[B]: HO2S–2
Camshaft position sensor (CMP sensor) inspection
Check camshaft position sensor referring to "DTC P0340 Cam-
shaft Position Sensor Circuit" in Section 6. If malfunction is found,
replace.
ENGINE AND EMISSION CONTROL SYSTEM 6E1-31