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I have got Spark-2007 model. From 2 months my Engine Check light is glowing.From aqua check instrument the suggested fault is HO2S heater control circuit bank 1 sensor1 code P0030.Please suggest me the remedy.
Vehicle: 2007,Chevorlet Spark LS

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Hi there,

In most cases the issue is with the O2 sensor itself. The heater element inside the sensor burns out and causes the code. This would be the first sensor in the exhaust system, normally mounted in the exhaust manifold.

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