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
P2298
O2 Sensor Out of Range During Deceleration Bank2 Sensor 1
Fuel and Air Metering
Medium severity
U0222
Internal malfunction detected in Door control module
Mercedes Benz
Communication Network System
High severity
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