Grand Cherokee 4WD V8-4.7L VIN N (2000)
Oxygen Sensor: Locations
Engine Compartment/Exhaust System
Fig. 36 Oxygen Sensor Locations
Federal Emissions Package
Two sensors are used. The upstream sensor (1/1) is located just before the main catalytic convertor. The downstream sensor (1/2) is located just
after the main catalytic convertor.
California Emissions Package
4 sensors are used. The right upstream sensor (2/1) is located in the right exhaust downpipe just before the mini-catalytic convertor. The left
upstream sensor (1/1) is located in the left exhaust downpipe just before the mini-catalytic convertor. The right downstream sensor (2/2) is located
in the right exhaust downpipe just after the mini-catalytic convertor, and before the main catalytic convertor. The left downstream sensor (1/2) is
located in the left exhaust downpipe just after the mini-catalytic convertor, and before the main catalytic convertor.
