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Fig. 107: Identifying Oxygen Sensors - 3.7L 1. Raise and support vehicle. 2. Disconnect wire connector from O2S sensor. 3. Remove O2S sensor (3) or (4) with an oxygen sensor removal and installation tool. 4. Clean threads in exhaust pipe using appropriate tap. REMOVAL - 4.0L CAUTION: Never apply any type of grease to the oxygen sensor electrical connector, or attempt any soldering of the sensor wiring harness. WARNING: The exhaust manifold, exhaust pipes and catalytic converter become very CAUTION: When disconnecting sensor electrical connector, do not pull directly on wire going into sensor.
2007 Dodge Nitro R/T 2007 ENGINE Fuel System - Nitro
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