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
P1014
Exhaust Camshaft Position Actuator Park Position Bank 2
Chevrolet
Ignition System
High severity
P1971
Issue in secondary air injection pump (controls emission)
Skoda
Auxiliary Emissions Control
High severity
P1021
Engine Oil Control Valve Circuit Bank 1
Chevrolet
Vehicle Speed and Idle Control System
High severity
P1025
Fuel Pressure Control Valve Mechanical Malfunction
Chevrolet
Fuel and Air Metering
High severity
P1026
Intake Manifold Air Control Solenoid Short To Positive
Chevrolet
Fuel and Air Metering
High severity
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