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
P1406
Exhaust Gas Recirculation (EGR) Position Sensor Performance
Auxiliary Emissions Control
Medium severity
P1435
A/C Refrigerant Temperature Circuit Range/Performance
Vehicle Speed and Idle Control System
Low severity
P1438
A/C Evaporator Air Temperature Circuit Range/Performance
Vehicle Speed and Idle Control System
Low severity
P1455
Eva Emission Control Sys Leak Detected (Gross Leak/No Flow)
Auxiliary Emissions Control
Low severity
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