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Chevrolet
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2004
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Optra LS, Automatic
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls - 1.8L (L79) - DTC P0106 To DTC P0300
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DTC P0135
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Conditions for Setting the DTC
Conditions for Setting the DTC
The ECM detects that the HO2S 1 heater current is less than 0.025 amp for 3 seconds.