FAQ

P1471 Diesel particulate filter (bank 1) regeneration not completed.

P2002 Diesel particulate filter (bank 1) efficiency below threshold.

P2003 Diesel particulate filter (bank 1) particulate mass too high.

P242F Diesel particulate filter (bank 1) regeneration not active.

P244A Particulate filter differential pressure too low.

P224B Particulate filter differential pressure too high.

P2452 Particulate filter differential pressure sensor malfunction.

P2453 Diesel particulate filter differential pressure – sensor malfunction.

P2454 Diesel particulate filter differential pressure – sensor voltage too low.

P2455 Diesel particulate filter differential pressure – sensor malfunction.

P2458 Particulate filter regeneration maximum regeneration time exceeded.

P2459 Particulate filter regeneration, regeneration frequency implausible.

P246C Excessively high pressures on the inlet side indicate a restriction on the DPF.

P2463 is a generic codethat is defined as “diesel particulate filter restriction”.

P0401   EGR Flow Insufficient Detected

P0402   EGR Flow Excessive Detected

P0403   EGR Circuit Malfunction

P0404   Exhaust Gas Recirculation Circuit Range/Performance

P0405   EGR Sensor A Circuit Low

P0406   EGR Sensor A Circuit High

P0407   EGR Sensor B Circuit Low

P0408   EGR Sensor B Circuit High

P1404   IAT – B Circuit Malfunction/EGR Closed Position Performance

P2200 NOx Sensor Circuit Bank 1

P2201 NOx Sensor Circuit Range/Performance Bank 1

P2202 NOx Sensor Circuit Low Bank 1

P2203 NOx Sensor Circuit High Bank 1

P2204 NOx Sensor Circuit Intermittent Bank 1

P2205 NOx Sensor Heater Control Circuit/Open Bank 1

P2206 NOx Sensor Heater Control Circuit Low Bank 1

P2207 NOx Sensor Heater Control Circuit High Bank 1

P2208 NOx Sensor Heater Sense Circuit Bank 1

P2209 NOx Sensor Heater Sense Circuit Range/Performance Bank 1

P220A, P220B, P220C, P220D, P220E, P220F ISO/SAE Reserved

P2210 NOx Sensor Heater Sense Circuit Low Bank 1

P2211 NOx Sensor Heater Sense Circuit High Bank 1

P2212 NOx Sensor Heater Sense Circuit Intermittent Bank 1

P2213 NOx Sensor Circuit Bank 2

P2214 NOx Sensor Circuit Range/Performance Bank 2

P2215 NOx Sensor Circuit Low Bank 2

P2216 NOx Sensor Circuit High Bank 2

P2217 NOx Sensor Circuit Intermittent Bank 2

P2218 NOx Sensor Heater Control Circuit/Open Bank 2

P2219 NOx Sensor Heater Control Circuit Low Bank 2