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
P0530
Air Conditioning Refrigerant Pressure Sensor Circuit
Generic
Vehicle Speed and Idle Control System
Low severity
P0533
A/C Refrigerant Pressure Sensor Circuit High Input
Generic
Vehicle Speed and Idle Control System
Low severity
P0534
Air Conditioner Refrigerant Charge Loss
Generic
Vehicle Speed and Idle Control System
Low severity
P0535
A/C Evaporator Temperature Sensor Circuit
Generic
Vehicle Speed and Idle Control System
Low severity
P0537
A/C Evaporator Temperature Circuit Low Input
Generic
Vehicle Speed and Idle Control System
Low severity
P0538
A/C Evaporator Temperature Circuit High Input
Generic
Vehicle Speed and Idle Control System
Low severity
P0539
A/C Evaporator Temperature Circuit Intermittent
Generic
Vehicle Speed and Idle Control System
Low severity
P0543
Intake Air Heater Incorrect Voltage
Generic
Vehicle Speed and Idle Control System
High severity
P0545
Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 1
Generic
Vehicle Speed and Idle Control System
Medium severity
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