Page 32 - Cummins INSITE Overview (2018)

ECM Passwords

 Most Cummins ECMs have 5 levels of password
capability

– Master
• Master password allows all writes, adjustments and resets
• If Master password is set, but not entered
– No Changes to ECM allowed
– Adjustment
• Master password must also be set
• Only allows changing ECM adjustments

• Features and parameters
– Reset
• Master password must also be set
• Only allows ECM resets
• Fault Codes & Trip Information
– OEM & OEM 2

• Master password does not need to be set
• Protects OEM specific parameters from adjustment
– Greenhouse Gas
• Do not use unless directed by Cummins Inc. 32