The Air Filter Restriction Sensor (AFRS) is available only with the Maintenance Alert System (Release 27.0 or later software). The AFRS has two trip points,…

The Air Compressor Pressure Sensor (ACPS) is a variable capacitance sensor that produces a linear analog (voltage) signal proportional to air outlet pressure. The ECM…

The Turbo Boost Sensor (TBS) provides data to the ECM for use in engine fueling (smoke control). See Figure 3-24 for the sensor used in…

The Timing and Synchronous Reference Sensor (TRS) is a variable reluctance type sensor that indicates crank position of every cylinder. The Synchronous Reference Sensor (SRS)…

The Oil Temperature Sensor (OTS) is a thermistor type sensor that has a variable resistance when exposed to different temperatures. See Figure 3-18. See Figure…

The Oil Pressure Sensor (OPS) is a variable capacitance sensor that produces a linear analog signal, indicating engine oil pressure. See Figure 3-17.

The Oil Level Sensor (OLS) is factory installed at DDC and is incorporated into the DDC engine sensor harness for applications that have the Maintenance…

The Fuel Temperature Sensor (FTS) is a thermistor type sensor that has a variable resistance when exposed to different temperatures. The FTS measures fuel temperatures…

The Fuel Restriction Sensor (FRS) monitors the condition of the fuel filter. The FRS is factory installed at DDC for applications that have the Maintenance…

The Fuel Pressure Sensor (FPS) is a variable capacitance sensor that produces a linear analog signal, indicating fuel pressure, to warn the operator of impending…