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Optra LS, Automatic
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Engine Controls And Fuel - 1.6L
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Repair Instructions
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Heated Oxygen Sensor 2 Replacement
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Removal Procedure
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Removal Procedure
Fig 1: Identifying HO2S 2
Courtesy of GENERAL MOTORS CORP.
CAUTION:
Refer to
Battery Disconnect Caution
.
Disconnect the negative battery cable.
Disconnect the electrical connector.
Fig 2: Removing/Inserting HO2S 2
Courtesy of GENERAL MOTORS CORP.
Remove the rear heated oxygen sensor (HO2S 2).