ECM Will Not Accept Factory Passwords
One of the following items may not be recorded correctly on the electronic service tool:
- Passwords
- Serial numbers
- Total tattletale
- Reason code
- Verify that the correct passwords were entered. Check every character in each password. Remove the electrical power from the engine for 30 seconds and then retry.
- Verify that the electronic service tool is displaying the "Enter Factory Passwords" dialog box.
- Use the electronic service tool to verify that the following information has been entered correctly:
- Engine serial number
- Serial number for the electronic control module
- Serial number for the electronic service tool
- Total tattletale
- Reason code
- Engine serial number
For additional information, refer to Troubleshooting, "Factory Passwords".
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