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Home >> Jeep >> 1981 >> Cherokee Laredo, 4D Utility, 4.2L Eng VIN C, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Computerized Emission Control >> Removal & Installation >> Oxygen Sensor >> Removal & Installation
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Removal & Installation

Disconnect electrical lead and remove sensor from manifold. Clean threads of manifold. To install, coat threads of new oxygen sensor with anti-seize compound and carefully install sensor. Tighten sensor to 31 ft. lbs. Reconnect electrical lead.

NOTE: Do not push rubber boot down on sensor body more than 1/2" above base. Also, oxygen sensor pigtail wires cannot be spliced or soldered. If broken, replace sensor.
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