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P244B – CHEVROLET

Code : P244B
Make : CHEVROLET
Description : P244B CHEVROLET Diesel Particulate Filter Differential Pressure Too High Bank 1
Possible causes :
– Faulty diesel particulate filter
– Exhaust leaks before or near the diesel particulate filter pressure sensor
– Leaks in the diesel particulate filter pressure sensor connecting hose
– Aftermarket accessories and performance modifications
Solutions :
– Carry out a Reset via CarDiag
– Choose a better quality fuel
– Check that the tank cap is securely closed
– Check the oil level and add more if it is lower than MAX
– Restart an Automatic diagnostic via CarDiag
– If the fault persists, you can check the “Possible causes” listed above : visually inspect (by yourself (tutorials to come) or by a professional) the wiring harness and the associated connectors, check for damaged components, and look for broken, bent, pushed, or corroded connector pins.

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