Archive for the ‘Automotive Engine’ Category
Tuesday, November 16th, 2010 |
1. Start enrichment
The basic injection duration cannot be calculated from the amount of the intake air because the engine speed is low and the changes in the amount of the ...
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Monday, November 15th, 2010 |
The engine ECU changes the fuel injection volume by changing the injector injection duration. The actual fuel injection duration is determined by the following two items.
1. The basic injection duration ...
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Sunday, November 14th, 2010 |
1. Fuel filter
The fuel filter removes dirt and impurities from the fuel that is compressed by the fuel pump.
2. Fuel pump filter
The fuel pump filter removes dirt and impurities from ...
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Saturday, November 13th, 2010 |
The fuel is taken from the fuel tank by the fuel pump and sprayed under pressure by an injector. The fuel pressure in the fuel line must be regulated to ...
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Thursday, October 14th, 2010 |
The EFI system uses various sensors to detect the engine condition and vehicle running condition. And the engine ECU calculates at the optimum fuel injection volume, and causes the injectors ...
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Wednesday, October 13th, 2010 |
1. Stop lamp switch
The signal from the stop lamp switch is used to detect brake operation. The STP signal voltage is the same as the voltage supplied to the stop ...
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Tuesday, October 12th, 2010 |
The communication signals are sent among different ECUs and are used to make operational adjustments for each other.
1. TRC (Traction Control) system communication signal
The throttle opening (VTA1 and VTA2) signals ...
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Monday, October 11th, 2010 |
The knock sensor is attached to the cylinder block, and sends a KNK signal to the engine ECU when engine knocking is detected. The engine ECU receives the KNK signal ...
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Sunday, October 10th, 2010 |
Click on the bulb mark or the underlined sentence.
The speed sensor detects the actual speed at which the vehicle is running. The sensor outputs the SPD signal, and the engine ...
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