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
P1400
Manifold Differential Pressure Circuit Malfunction
Hyundai
Auxiliary Emissions Control
Medium severity
P1410
EGR Barometric Pressure Sensor VREF Voltage
Hyundai
Auxiliary Emissions Control
Medium severity
P1459
Exhaust Gas Temperature Sensor 2 Range/Performance
Hyundai
Vehicle Speed and Idle Control System
Medium severity
P1478
EVAP Control System LDP Clamped Tube Detected
Hyundai
Auxiliary Emissions Control
Low severity
P1029
Intake Manifold Air Control Valve Position Sensor Upper Limit Not Reached
Maruti Suzuki
Fuel and Air Metering
High severity
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