Grand Caravan V6-3.8L VIN L (2007)
Oxygen Sensor: Description and Operation
Description
DESCRIPTION
The upstream oxygen sensor threads into the outlet flange of the exhaust manifold (Figure 1) or (Figure 2).
Figure 1 O2 SENSOR UPSTREAM 1/1 - 2.4L
Figure 2 O2 SENSOR UPSTREAM 1/1 - 3.3/3.8L
The downstream heated oxygen sensor threads into the outlet pipe at the rear of the catalytic convertor (Figure 3).
