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.
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Fault codes
P1081
Exhaust Bank 3- Mixture Adaption Range 1 Lower Lean Limit Not Reached
BMW
Auxiliary Emissions Control
High severity
P1087
O2 Sensor Circuit Slow Response in Lean Control Range Bank 1 Sensor 1
BMW
Fuel and Air Metering
Medium severity
P1095
O2 Sensor Circuit Slow Switching From Lean to Rich Bank 1 Sensor 1
BMW
Fuel and Air Metering
Medium severity
P1098
O2 Sensor Circuit Slow Response after Coast Down Fuel Cutoff Bank 2 Sensor 2
BMW
Fuel and Air Metering
Medium severity
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