TT-15-005

P2002 DPR System Malfunction (2-Digit Diagnosis Codes) In the event that DTC dP2002 - DPR ( Diesel Particulate Reduction) System Malfunction sets in the enginef ECU (ddsEngine Control Unit), additional diagnostic information is provided through the use of a 2 digit diagnosis code (DGCODE). This publication provides the definition for these double digit codes.