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OBD-II Diagnostic Trouble Code
P2903

Diesel Particulate Filter Regeneration – Too Frequent

P
Powertrain
engine / trans
2
Generic
SAE standard
9
Transmission
03
Diesel Particulate Filter Regeneration – Too Frequent
Severity · general guide
Moderate
Fix soon — usually won't strand you
Code type
Generic
System
Powertrain
Standard
ISO/SAE Controlled
Fault type
General