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
P022C
Charge Air Cooler Bypass Control A Circuit High
Generic
Vehicle Speed and Idle Control System
Low severity
P022D
Charge Air Cooler Bypass Control B Circuit /Open
Generic
Vehicle Speed and Idle Control System
Low severity
P022E
Charge Air Cooler Bypass Control B Circuit Low
Generic
Vehicle Speed and Idle Control System
Low severity
P023A
Charge Air Cooler Coolant Pump Control Circuit/Open
Generic
Vehicle Speed and Idle Control System
Low severity
P023B
Charge Air Cooler Coolant Pump Control Circuit Low
Generic
Vehicle Speed and Idle Control System
Low severity
P023D
Manifold Absolute Pressure - Turbocharger/Supercharger Boost Sensor A Correlation
Generic
Injector Circuit
High severity
P023E
Manifold Absolute Pressure - Turbocharger/Supercharger Boost Sensor B Correlation
Generic
Injector Circuit
High severity
P024B
Charge Air Cooler Bypass Control A Stuck
Generic
Vehicle Speed and Idle Control System
Low severity
P024C
Charge Air Cooler Bypass Position Sensor A Circuit
Generic
Vehicle Speed and Idle Control System
Low severity
P024E
Charge Air Cooler Bypass Position Sensor A Circuit Low
Generic
Vehicle Speed and Idle Control System
Low severity
P024F
Charge Air Cooler Bypass Position Sensor A Circuit High
Generic
Vehicle Speed and Idle Control System
Low severity
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