saturn Workshop Repair Guides

Saturn Workshop Service and Repair Manuals

Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 7189 > < Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 7187
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Oxygen Sensor: Service and Repair
Heated Oxygen Sensor Replacement - Bank 2 Sensor 2

Heated Oxygen Sensor Replacement - Bank 2 Sensor 2

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. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle  (See: Maintenance/Vehicle Lifting/Service and Repair) .
2. Remove the connector position assurance (CPA) retainer.
3. Disconnect the heated oxygen sensor (HO2S) electrical connector (2) from the engine wiring harness electrical connector (3).

Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 7189 > < Heated Oxygen Sensor Replacement - Bank 1 Sensor 1|Page 7187