M11 Series Engines – Engine Decelerates Slowly (CELECT™ or CELECT™ Plus)

Symptom Tree  t041-155

This is symptom tree t041-155
Cause Correction

Electronic fault codes active or high counts of inactive fault codes

Refer to Section TF in the Troubleshooting and Repair Manual CELECT™
Plus System, Bulletin 3666130, or the Troubleshooting and Repair Manual CELECT™ Electronic Control System L10, M11, and N14 Engines, Bulletin 3666084.

 

Accelerator pedal or lever is sticking

Check for a sticking accelerator pedal. Refer to the OEM service manual.

 

Electronic control module (ECM) calibration is malfunctioning

Verify the ECM calibration is correct. Check the calibration revision history for applicable fixes to the calibration stored in the ECM. Refer to the calibration history spreadsheet Click here to see ecm_calibration_rev_history.xls

on QuickServe® Online or the INCAL™ CD-ROM. Compare the calibration stored in the ECM with the engine rating and the Control Parts List (CPL), Bulletin 4021326 or 4021327. If necessary, recalibrate the ECM. Refer to Procedure 019-032 in the Troubleshooting and Repair Manual CELECT™
Plus System, Bulletin 3666130, or the Troubleshooting and Repair Manual CELECT™ Electronic Control System L10, M11, and N14 Engines, Bulletin 3666084.

 

Fuel pump pulsation damper is cracked

Inspect the fuel pump pulsation damper. Replace the pulsation damper if necessary. Refer to Procedure 005-031.

 

Injector is malfunctioning (CELECT™ and CELECT™ Plus)

Perform the automated cylinder performance test. Replace injectors as necessary. Refer to Procedures 006-005 and 006-026.

 
Last Modified:  05-Jan-2004