Upstream Heated Oxygen Sensor: Installation
WARNING: This page is about a different car, the 2003 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.
Install the bank 1 sensor 1 in the rear exhaust manifold. Tighten the bank 1 sensor 1 to specification. See TORQUE SPECIFICATIONS . Connect the bank 1 sensor 1 harness connector. Raise the frame. Install the 4 rear frame bolts. Tighten the frame bolts to specification. Lower the vehicle.
Install the bank 2 sensor 1 in the front exhaust manifold. Tighten the bank 2 sensor 1 to specification. See TORQUE SPECIFICATIONS . Connect the bank 2 sensor 1 harness connector. Install front splash shield. Lower the vehicle.