Mariner 2WD V6-3.0L (2008)
3. Disconnect the catalyst monitor sensor electrical connector and detach the wiring retainer(s).
4. NOTE: If necessary, lubricate the sensor threads with penetrating and lock lubricant to assist in removal.
Using the special tool, remove the catalyst monitor sensor.
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To install, tighten to 48 Nm (35 lb-ft).
5. NOTE: Apply a light coat of anti-seize lubricant to the threads of the catalyst monitor sensor.
To install, reverse the removal procedure.
