K84412328
Service Bulletin Details
Public Details for: K84412328
Diagnostic trouble code ( dtc ) P249C intermittently lighting the malfunction indicator lamp ( mil ) - obd15 and us14+obd16 (non-common rail) chassis, changed repair instructions to reflect obd16 software release
Models from 2017
2017 MACK CHU |
2017 MACK CXU |
2017 MACK GU |
2017 MACK TD |
Models from 2016
2016 MACK CHU |
2016 MACK CXU |
2016 MACK GU |
2016 MACK TD |
Solution K84412328 Tuesday, March 6, 2018 7:35:59 PM CET Solution Title (customer effect) Diagnostic Trouble Code ( DTC ) P249C Intermittently Lighting The Malfunction Indicator Lamp ( MIL ) - OBD15 And US14+OBD16 (Non-Common Rail Fuel System) Chassis Cause OBD15 And US14+OBD16 (Commonly Model Year 2016 and 2017) Chassis may log DTC P249C under High RPM and Light load conditions Solution Overview Vehicles may display the MIL and P249C - Excessive Time To Enter Closed Loop Reductant Injection Control. The code and warning lamp will likely set when the chassis is running at high RPMs with a light load. Aside from the warning lamp there will be no effects on driveability or performance. Repair Information Verify the chassis emissions level • Details can be found in the Product Details box on the Product tab in PTT as seen below: For OBD15 And US14+OBD16 Chassis: - Software improvements have been released to address this code. If P249C is present and there are no other symptoms to indicate a physical issue, software should be checked and updated as necessary. - One or two modules can be affected by this update. Ensure the proper instructions are followed: - If the chassis has had containment software loaded previously: • Reprogram the Engine Control Module ( EMS ) ONLY - If the chassis has not had software containment • Reprogram the following modules in the order listed. 1. Engine Control Module ( EMS ) 2. Aftertreatment Control Module ( ACM ) - If the chassis returns for frequent recurrence of the code following the software update, normal Guided Diagnostic procedures will need to be followed. Solution visibility Dealer distribution Function(s)/component(s) affected Function affected Documentation , TT , engine , 1 1 0 EMS , EECU , Diagnostic tool Function Group Function Group 2841 Electronic Control Unit , 381 combined instrument Customer effect Main customer effect calibration/programming/pairing/missing operation , diagnostics/methodology , fault code/display Fault code(s) OBD 2013 Diagnostic Trouble Codes POWERTRAIN , P249C Conditions Vehicle operating mode when driving , when stationary Administration Author A241298 Last modified by RU4469V Creation date 16-01-2017 18:01 Date of last update 07-02-2018 21:02 Review date 25-01-2018 00:01 Status Published NA_MACK_Vehicle_Range NA_MACK_Vehicle_Ran ge Conventional , CHU , CXU , GU , TD NA_VOLVO_Vehicle_Range NA_VOLVO_Vehicle_Ra nge Conventional , VNX , VNL , VNM , VHD , VAH Engine family Engine family Volvo , 11L Engine , 13L Engine , 16L Engine , Mack , MP7 , MP8 , MP10 Emission Standard Emission Standard US16 , US15