Cummins X15 CM2450 X124B (2018 & Newer) Fault Code: 6642 PID: SPN: 5569 FMI: 4 Aftertreatment 1 Diesel Particulate Filter 1 Soot Sensor ECU Internal Temperature 1 Circuit- Voltage Below Normal or Shorted to Low Source
Circuit DescriptionThe aftertreatment particulate matter sensor is a smart device and communicates with the engine control module (ECM) via the...