2011 isx code 2372 dtc engine surging

[Jugg528]

Code 2372 customer stated unit started surging inspected fuel filter found debris in fuel filter found a chunk of something in the feed line blocking 90% of the line ran clear hose found unit sucking air ran auxiliary fuel line. unit still surging at idle
up to 1500 RPMs past 1500 rpms smoothes out. Removed metering and timing blocks inspected found out of spec replaced with Cummins reman unit still surging throwing 2372 code??

[hhow55]

Code 2372 is for Exhaust gas pressure sensor.

[Jugg528]

(Yesterday )hhow55 Wrote:  Code 2372 is for Exhaust gas pressure sensor.

Code is fuel differential pressure sensor valid data but above normal operating range

[Jugg528]

(Yesterday )Jugg528 Wrote:  

(Yesterday )hhow55 Wrote:  Code 2372 is for Exhaust gas pressure sensor.

Code is fuel differential pressure sensor valid data but above normal operating range