Preliminary Procedures

1. Remove the exhaust manifold heat shield. Refer to Exhaust Manifold Heat Shield Replacement .
2. Disconnect the heated oxygen sensor 1 wiring harness connector.

1

Heated Oxygen Sensor 1

Caution: Refer to Component Fastener Tightening Caution in the Preface section.

Tighten
41 N·m (30.2 lb ft)