Cummins ISB CM550 (1990-94) Fault Code: 529 PID: SID 051 SPN: 703 FMI: 3 Dual-Output Driver B
Circuit Description
The dual-output driver B will control engine and vehicle functions by controlling original
equipment manufacturer (OEM) devices based on up to 12 selected engine parameters and
two selected OEM inputs (the OEM switch and the OEM pressure). The solenoid output will
control functions like a fan clutch, intake grid heater, air cleaner restriction indicator, or an oil
filter differential pressure indicator.
Component Location
The location of the OEM device is dependent upon the OEM.
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