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Chevrolet / GM Codes

403 codes · Page 2 of 17. Select a code to see the full diagnosis.

P1133Moderada

HO2S Insufficient Switching (Bank 1 Sensor 1)

Motor (P)

On GM, the bank 1 heated oxygen sensor does not switch between rich and lean as often as expected.…

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P1134Moderada

HO2S Transition Time Ratio

Motor (P)

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P1135Moderada

HO2S Lean Average Bank 1 Sensor 1

Motor (P)

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P1136Moderada

HO2S Rich Average Bank 1 Sensor 1

Motor (P)

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P1137Moderada

HO2S Bank 1 Sensor 2 Lean Or Low Voltage

Motor (P)

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P1138Moderada

HO2S Bank 1 Sensor 2 Rich Or High Voltage

Motor (P)

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P1139Moderada

HO2S Insufficient Switching Bank 1 Sensor 2

Motor (P)

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P1140Moderada

HO2S Transition Time Ratio Bank 1 Sensor 2

Motor (P)

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P1141Moderada

HO2S Bank 1 Sensor 2 Average Voltage Level

Motor (P)

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P1143Moderada

HO2S Bank 1 Sensor 3 Lean Or Low Voltage

Motor (P)

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P1144Moderada

HO2S Bank 1 Sensor 3 Rich Or High Voltage

Motor (P)

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P1145Moderada

HO2S Cross Counts Bank 1 Sensor 3

Motor (P)

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P1153Moderada

HO2S Insufficient Switching (Bank 2 Sensor 1)

Motor (P)

Same as P1133 but for bank 2 on GM vehicles.…

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P1154Moderada

HO2S Transition Time Ratio

Motor (P)

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P1155Moderada

HO2S Lean Average Bank 2 Sensor 1

Motor (P)

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P1156Moderada

HO2S Rich Average Bank 2 Sensor 1

Motor (P)

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P1157Moderada

HO2S Bank 2 Sensor 2 Lean System Or Low Voltage

Motor (P)

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P1158Moderada

HO2S Bank 2 Sensor 2 Rich Or High Voltage

Motor (P)

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P1159Moderada

HO2S Cross Counts Bank 2 Sensor 2

Motor (P)

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P1161Moderada

HO2S Heater Power Stage Circuit Bank 2 Sensor 2

Motor (P)

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P1163Moderada

HO2S Bank 2 Sensor 3 Lean System Or Low Voltage

Motor (P)

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P1164Moderada

HO2S Bank 2 Sensor 3 Rich Or High Voltage

Motor (P)

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P1165Moderada

HO2S Cross Counts Bank 2 Sensor 2

Motor (P)

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P1170Moderada

Bank To Bank Fuel Trim Offset

Motor (P)

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