Oxygen Sensor Relay: Locations

Power Distribution Center:

Oxygen Sensor Relay is located in the Power Distribution Center (PDC). See below joint connector #3, second row and second from left. This relay is the downstream (bank 1/2,2/2) heater relay.

Power Distribution Center (PDC):

Power Distribution Center (PDC) is located in the left front corner of the engine compartment, just behind the battery.