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
P245E
Diesel Particulate Filter Pressure Sensor B Circuit
Auxiliary Emissions Control
Medium severity
P245F
Diesel Particulate Filter Pressure Sensor B Circuit Range/Performance
Auxiliary Emissions Control
Medium severity
P2461
Diesel Particulate Filter Pressure Sensor B Circuit High
Auxiliary Emissions Control
Medium severity
P2462
Diesel Particulate Filter Pressure Sensor B Circuit Intermittent/Erratic
Auxiliary Emissions Control
Medium severity
P2464
Diesel Particulate Filter Differential Pressure Too Low Bank 2
Auxiliary Emissions Control
Medium severity
P2465
Diesel Particulate Filter Differential Pressure Too High Bank 2
Auxiliary Emissions Control
Medium severity
P2467
Exhaust Gas Temperature Sensor Circuit Range/Performance Bank 2 Sensor 3
Auxiliary Emissions Control
Medium severity
P2468
Exhaust Gas Temperature Sensor Circuit Low Bank 2 Sensor 3
Auxiliary Emissions Control
Medium severity
P246A
Exhaust Gas Temperature Sensor Circuit Intermittent/Erratic Bank 2 Sensor 3
Auxiliary Emissions Control
Medium severity
P246C
Diesel Particulate Filter Restriction - Forced Limited Power
Auxiliary Emissions Control
Medium severity
P246D
Diesel Particulate Filter Pressure Sensor A/B Correlation
Auxiliary Emissions Control
Medium severity
P246E
Exhaust Gas Temperature Sensor Circuit Bank 1 Sensor 4
Auxiliary Emissions Control
Medium severity
P2470
Exhaust Gas Temperature Sensor Circuit Low Bank 1 Sensor 4
Auxiliary Emissions Control
Medium severity
P2471
Exhaust Gas Temperature Sensor Circuit High Bank 1 Sensor 4
Auxiliary Emissions Control
Medium severity
P2473
Exhaust Gas Temperature Sensor Circuit Bank 2 Sensor 4
Auxiliary Emissions Control
Medium severity
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