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
P1469
EVAP Canister Purge Solenoid Valve Open Circuit
Chevrolet
Auxiliary Emissions Control
Low severity
P1471
EVAP Control System LDP Circuit Short to Positive
Chevrolet
Auxiliary Emissions Control
Low severity
P1472
EVAP Control System LDP Circuit Short To Ground
Chevrolet
Auxiliary Emissions Control
Low severity
P1475
EVAP Control System LDP Malfunction/Signal Circuit Open
Chevrolet
Auxiliary Emissions Control
Low severity
P1476
EVAP Control System LDP Malfunction/Insufficient Vacuum
Chevrolet
Auxiliary Emissions Control
Low severity
P1478
EVAP Control System LDP Clamped Tube Detected
Chevrolet
Auxiliary Emissions Control
Low severity
P1480
Cooling Fan 1 Control Circuit High
Chevrolet
Vehicle Speed and Idle Control System
High severity
P1483
Engine Cooling System Performance
Chevrolet
Vehicle Speed and Idle Control System
High severity
P1489
EVAP Canister Purge Regulator Valve 2 Short To B
Chevrolet
Auxiliary Emissions Control
Low severity
P1491
EVAP Canister Purge Regulator Valve 2 Open Circuit
Chevrolet
Auxiliary Emissions Control
Low severity
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