Town & Country Van AWD V6-230 3.8L VIN L SMFI (1998)
Oxygen Sensor: Service and Repair
Downstream Oxygen Sensor Replacement
Fig 122 Oxygen Sensor Grommet Cover
WARNING: The exhaust manifold may be extremely hot -- use care when servicing the oxygen sensor.
REMOVAL
1. Raise and support vehicle.
2. Remove grommet cover to expose connector (Fig. 122).
Fig 123 Oxygen Sensor Connector Locking Tab
3. Push locking tab back and unplug oxygen sensor electrical connector (Fig. 123).
Fig 124 Oxygen Sensor Removal & Installation
4. Use a socket such as Snap-On YA8875 or equivalent to remove sensor (Fig. 124).
5. When the sensor is removed, the exhaust manifold threads must be cleaned with an 18 mm X 1.5 +6E tap. If using original sensor, coat the threads
with Loctite 771-64 anti-seize compound or equivalent.
INSTALLATION
1. Reverse removal procedure to install a new sensor.
