XL-7 Limited 4WD V6-2.7L (2002)
Oxygen Sensor: Service and Repair
Heated Oxygen Sensor (Sensor 1)
Heated Oxygen Sensor (Sensor 1) 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 from battery.
2. Disconnect coupler of oxygen sensor(s).
3. Remove oxygen sensor(s) from exhaust manifold(s).
NOTE: Be careful not to expose it to excessive shock.
Installation
Reverse removal procedure noting the followings.
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Tighten oxygen sensor (s) to specified torque.
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Connect connector of oxygen sensor(s) and clamp wire harness securely.
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After installing oxygen sensor(s), start engine and check that no exhaust gas leakage exists.