Other Types of Diesel Engine Controls

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1. Engine speed correction control

Symptom:

Increased injection volume due to a rise in the pressure in the pump.

Description of control:

Injection volume reduced according to the engine speed.

2. ECT control

Symptom:

Shocks occurs during shifting.

Description of control:

Injection volume is reduced during shifting.

3. Glow plug control (Axial plunger type pump)

Symptom:

Glow plugs turn ON when starting a cold engine.

Description of control:

Controls glow plug conditions according to the coolant temperature.

4. Intake heater control (Radial plunger type pump)

Symptom:

Intake heater turns ON to warm up the intake air when starting a cold engine.

Description of control:

Controls intake heater conditions according to the coolant temperature.

5. Air condition cut control

Symptom:

Intake heater turns ON to warm up the intake air when starting a cold engine.

Description of control:

Controls glow plug conditions according to the coolant temperature.

6. Dulling control

Symptom:

Torque fluctuation due to change in the injection volume during acceleration.

Description of control:

The injection volume is changed gradually immediately after the accelerator is opened or closed.

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