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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> Engine Performance >> Testing & Diagnosis >> Engine Controls And Fuel - 6.2L - DTC P0010 To DTC P0232 >> DTC P0133, P0134, P0140, P1133, P2270, P2271, P2A00, or P2A01 >> DTC Descriptors

DTC Descriptors

DTC P0133

HO2S Slow Response Bank 1 Sensor 1

DTC P0134

HO2S Circuit Insufficient Activity Bank 1 Sensor 1

DTC P0140

HO2S Circuit Insufficient Activity Bank 1 Sensor 2

DTC P1133

HO2S Insufficient Switching Bank 1 Sensor 1

DTC P2270

HO2S Signal Stuck Lean Bank 1 Sensor 2

DTC P2271

HO2S Signal Stuck Rich Bank 1 Sensor 2

DTC P2A01

HO2S Performance Bank 1 Sensor 2