RAM 1500 Truck 4WD V8-5.9L VIN Z (2002)
Oxygen Sensor: Service Precautions
WARNING: THE EXHAUST MANIFOLD, EXHAUST PIPES AND CATALYTIC CONVERTER BECOME VERY HOT DURING ENGINE
OPERATION. ALLOW ENGINE TO COOL BEFORE REMOVING OXYGEN SENSOR.
CAUTION:
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Never apply any type of grease to the oxygen sensor electrical connector; or attempt any soldering of the sensor wiring harness.
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When disconnecting sensor electrical connector, do not pull directly on wire going into sensor.