Cummins X12 CM2350 X119B (2018 & Newer) Fault Code: 338 PID: SID 87 SPN: 1267 FMI: 3 Idle Shutdown Vehicle Accessories Relay Driver Circuit- Voltage Above Normal or Shorted to High Source
Circuit DescriptionThe Engine Control Module (ECM) Idle Shutdown feature has an optional parameter for a shutdown accessory relay. When this...