VALVE GP-SOL 2744575 - Caterpillar

The Aftertreatment SCR Catalyst Replacement procedure must be performed when the SCR Catalyst has been replaced. This is necessary to ensure that the engine meets emissions requirements. Follow the procedure below to reset the SCR Catalyst model in the aftertreatment software.
Connect to Cat® ET.
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Connect to "Engine #1 Aftertreatment Controller".
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Select "Service" from the top menu and select "Service Procedures".
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Select "Aftertreatment #1 SCR Catalyst Replacement" and select "Start".
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Select "Reset".
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You must read the warning and select "Accept" to continue.
Enter the factory passwords to continue.
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Once the reset is completed, a log of the reset is captured and visible as a new row of information in the "Aftertreatment #1 SCR Catalyst Replacement" screen.