DDEC III/IV Single ECM Troubleshooting

Section 76.3 Troubleshooting Flash Code 76

Section 76.3
Troubleshooting Flash Code 76

Perform the following steps to troubleshoot Flash Code 76.‪

Section 76.3.1
Multiple Code Check

Perform the following steps to check for multiple codes.‪

  1. Turn vehicle ignition switch ON.
  2. Plug in the diagnostic data reader (DDR).
  3. Read all logged codes.
    1. If codes other than 121/0 are logged, service them first.
    2. If code 121/0 is logged, and no other codes are logged, there was an engine running condition at which the engine r/min exceeded a calibration limit during engine brake operation.
    3. Note: Determine the reason the engine r/min went too high.


DDEC III/IV Single ECM Troubleshooting Guide - 6SE497
Generated on 10-13-2008

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