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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 364 (Engine Controls And Fuel - 5.3L, 6.0L & 6.2L - DTC P0443 Through DTC P3449 And Troubleshooting) >> Diagnostic Information and Procedures >> DTC P2271 or P2273 >> Typical Scan Tool Data

Typical Scan Tool Data

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HO2S Sensor 1 Voltage

Circuit Short to Ground Open Short to Voltage
Parameter Normal Range:  200-800 mV
HO2S High Signal 0 mV Approximately 470 mV Approximately 1, 100 mV
HO2S Low Signal 455 mV Approximately 450 mV Approximately 445 mV
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