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
P1437
A/C Evaporator Air Temperature Circuit High
Vehicle Speed and Idle Control System
Low severity
P1439
Floor Temperature Switch Circuit Malfunction
Vehicle Speed and Idle Control System
Low severity
P1441
Evaporative Emission (EVAP) System Flow During Non-Purge condition
Auxiliary Emissions Control
Low severity
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