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
P1001
Key On/Engine Running Not Able To Complete
Hyundai
Vehicle Speed and Idle Control System
High severity
P1018
Intake Manifold Runner Bank 2 Lower Limit Not Reached
Hyundai
Fuel and Air Metering
High severity
P1026
Intake Manifold Air Control Solenoid Short To Positive
Hyundai
Fuel and Air Metering
High severity
P1029
Intake Manifold Air Control Valve Position Sensor Upper Limit Not Reached
Hyundai
Fuel and Air Metering
High severity
P1034
Nitrogen Oxides Sensor Signal Outside Tolerance
Hyundai
Auxiliary Emissions Control
Medium severity
P1047
Bank 1 Camshaft Adjustment Valve 1 Electrical Malfunction
Hyundai
Ignition System
High severity
P1052
Air Fuel Ratio Sensor 1 Heater Control Circuit High Bank 2
Hyundai
Fuel and Air Metering
High severity
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