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
P1452
Secondary Air Injection System Circuit Open
Chevrolet
Auxiliary Emissions Control
Medium severity
P1454
Exhaust Gas Temperature Sensor Short 1 to Ground
Chevrolet
Vehicle Speed and Idle Control System
Medium severity
P1457
Exhaust Gas Temperature Sensor 2 Open/Short to B
Chevrolet
Vehicle Speed and Idle Control System
Medium severity
P1462
Exhaust Gas Temperature Control Bank 2 Range/Performance
Chevrolet
Vehicle Speed and Idle Control System
Medium severity
P1468
EVAP Canister Purge Solenoid Valve Short Circuit to Ground
Chevrolet
Auxiliary Emissions Control
Low severity
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