P1121
HO2S Sensor Heater Circuit Short To Ground Bank 2 Sensor 2
Audi
Fuel and Air Metering
Medium severity
Moderate repair
Free on OBD DashX
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What P1121 means
- HO2S fails to switch due to circuit or fuel at or exceeding a calibrated limit
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Free on OBD DashX
P1121 on OBD DashX
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