OBD fault code library
Look up any P or U code to see what it means, what causes it, the parts involved and how it gets fixed.
Free on OBD DashX
Looking for real-world repair data?
OBD DashX shows which problems come with each code, how often they show up in other vehicles, and how to fix them — step by step.
- Real-world fix data
- How often it happens
- Step-by-step repairs
Fault codes
P1095
O2 Sensor Circuit Slow Switching From Lean to Rich Bank 1 Sensor 1
Audi
Fuel and Air Metering
Medium severity
P1096
O2 Sensor Circuit Slow Switching From Lean to Rich Bank 2 Sensor 1
Audi
Fuel and Air Metering
Medium severity
P1098
O2 Sensor Circuit Slow Response after Coast Down Fuel Cutoff Bank 2 Sensor 2
Audi
Fuel and Air Metering
Medium severity
P1103
HO2S Heating Circuit Bank 1 Sensor 1 Voltage Too Low
Audi
Fuel and Air Metering
Medium severity
P1107
HO2S Heating Circuit Bank 2 Sensor 1 Short To Positive
Audi
Fuel and Air Metering
Medium severity
P1113
HO2S Sensor Heater Resistance Too High Bank 1 Sensor 1
Audi
Fuel and Air Metering
Medium severity
P1115
HO2S Sensor Heater Circuit Short To Ground Bank 1 Sensor 1
Audi
Fuel and Air Metering
Medium severity
Scan your own car
Read and clear fault codes, live data and service resets with the CaRPM app.