A Crankcase Pressure Sensor is available on Series 149 engines; see Figure 3-10, and Series 4000 engines; see Figure 3-11. The sensor activates engine protection…
The Coolant Temperature Sensor (CTS) is a thermistor type sensor that has a variable resistance when exposed to different temperatures. The CTS senses coolant temperature.…
The Coolant Pressure Sensor (CPS) is a variable capacitance sensor that produces a linear analog signal, indicating coolant pressure. See Figure 3-7. The same sensor…
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…
The Air Temperature Sensor (ATS) is a thermistor type sensor that has a variable resistance when exposed to different temperatures. See Figure 3-4. The ATS…
1. Oil Temperature Sensor 2. Oil Pressure Sensor 3. Timing Reference Sensor 4. Fuel Temperature Sensor 5. Charge Air Temperature Sensor 6. Turbo Boost Sensor…
To determine if internal engine damage is causing no start condition, perform the following steps: Install a 3/4 in. breaker bar or ratchet and…
Check as follows: Verify that the engine will bar over by hand. If not, check for internal engine damage. Refer to “2.4 Internal Engine Damage” . If…
Check as follows: ENGINE EXHAUST To avoid injury from inhaling engine exhaust, always operate the engine in a well-ventilated area. Engine exhaust is toxic. Clamp…
Hard starting with external priming source indicates a system that cannot generate the required pressure for the high pressure pump. Using DDL7.0 (latest version), check…