RAM 1500 Truck 4WD V8-59L VIN Z (2002) Oxygen Sensor Component Information
Fig. 31 O2S Location - 3.7L/4.7L Federal
Fig. 32 O2S Location - 3.7L/4.7L California
WARNING: THE EXHAUST MANIFOLD, EXHAUST PIPES AND CATALYTIC CONVERTER BECOME VERY HOT DURING
ENGINE OPERATION. ALLOW ENGINE TO COOL BEFORE REMOVING OXYGEN SENSOR.
1. Raise and support vehicle.
2. Disconnect wire connector from O2S sensor.
CAUTION: When disconnecting sensor electrical connector, do not pull directly on wire going into sensor.
3. Remove O2S sensor with an oxygen sensor removal and installation tool.