saturn Workshop Repair Guides

Saturn Workshop Service and Repair Manuals

Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 5235 > < Heated Oxygen and Oxygen Sensor Notice|Page 5232
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Oxygen Sensor: Service and Repair
Heated Oxygen Sensor Replacement - Bank 1 Sensor 1

Heated Oxygen Sensor Replacement - Bank 1 Sensor 1

Tools Required

J 39194-B Heated Oxygen Sensor Wrench

Removal Procedure

Notice:  Refer to Heated Oxygen Sensor Resistance Learn Reset Notice  (See: Service Precautions/Heated Oxygen Sensor Resistance Learn Reset
Notice) .

1. Remove the air cleaner outlet duct. Refer to Air Cleaner Outlet Duct Replacement  (See: Fuel Delivery and Air Induction/Air Cleaner Housing/Air

Cleaner Fresh Air Duct/Hose/Service and Repair/Air Cleaner Outlet Duct Replacement) .

2. Remove the connector position assurance (CPA) retainer.
3. Disconnect the engine wiring harness electrical connector (3) from the heated oxygen sensor (HO2S) electrical connector (2).
4. Remove the HO2S electrical connector rosebud clip from the engine wiring harness retaining strap (6).

Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 5235 > < Heated Oxygen and Oxygen Sensor Notice|Page 5232