Removal & Installation
- Disconnect negative battery cable. Disconnect electrical lead from oxygen sensor and remove sensor.
- Clean threads in exhaust manifold with 18mm x 1.5 x 16E tap. If old sensor is reinstalled, coat threads with anti-seize compound. New sensors have compound already applied. Hand start sensor, then tighten to 20 ft. lbs. (27 N.m). Connect electrical connector and battery cable.