System Operation Description: The probable cause of low inlet pressure of the Diesel Particulate Filter (DPF) is an exhaust leak. Use this procedure if the…

System Operation Description: Use this procedure if the following event code is active. Refer to Troubleshooting, “Event Codes” for information about event codes. Note: Refer to…

This procedure covers the following diagnostic codes: Table 1 Diagnostic Trouble Codes J1939 Code CDL Code Description Comments 3720-15 E997 (1) Particulate Trap #1 Ash…

Note: Refer to this procedure if the interval between DPF regenerations has changed. Table 1 Troubleshooting Test Steps Values Results 1. Check the Regeneration HistoryA. Connect…

Use this procedure in order to troubleshoot excessive soot in the Diesel Particulate Filter (DPF). Also use this procedure if one of the following event…

System Operation Description: Table 1 lists the diagnostic code that relates to low Aftertreatment Regeneration Device (ARD) temperature. Note: Refer to Troubleshooting, “Cat ET Service Features”…

System Operation Description: Table 1 lists the diagnostic code that relates to the combustion air system. Note: Some of the following codes may not be applicable…

Use this procedure in order to troubleshoot a failed aftertreatment regeneration or use this procedure if one of the following event codes are active. Refer…

System Operation Description: This procedure covers the following diagnostic trouble codes: Note: Refer to Troubleshooting, “Cat ET Service Features” for information about service features. Table 1…

System Operation Description: This procedure covers the following diagnostic trouble codes: Note: Refer to Troubleshooting, “Cat ET Service Features” for information about service features. Note: Some of…