Oxygen Sensor (O2S 1) Replacement

Wiring Diagram:

REMOVAL PROCEDURE
1. Disconnect the negative battery cable.
2. Disconnect the O2S electrical connector.
3. Remove the O2S from vehicle.

INSTALLATION PROCEDURE
1. Install the O2S to vehicle.
TIGHTEN
^ O2S to 41 Nm (30 lb. ft.).
2. Connect the O2S electrical connector.
3. Connect the negative battery cable.
TIGHTEN
^ Negative (-) battery cable-to-negative (-) battery terminal retainer to 15 Nm (11 lb. ft.).


Legend
1. Oxygen Sensor 1 (O2S 1)
2. Heated Oxygen Sensor 2 (HO2S 2)