Archive for the ‘Automotive Engine’ Category
Thursday, November 25th, 2010 |
1. Staring control
When the engine ECU receives a starter signal (STA), it determines that the engine is starting and opens the ISCV to improve startability. The ISCV opening is controlled ...
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Wednesday, November 24th, 2010 |
The ISC (Idle Speed Control) system is provided with a circuit that bypasses the throttle valve, and the air volume drawn in from the bypass circuit is controlled by the ...
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Tuesday, November 23rd, 2010 |
When there is trouble with the predetermined ignition timing from the initial ignition timing, basic ignition advance angle and corrective ignition advance angle, it will affect the engine performance harmfully. ...
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Monday, November 22nd, 2010 |
1. Warm-up correction
An advanced angle is used for the ignition timing when the coolant temperature is low to improve drivability. Some engine models conduct correction advancing in response to the ...
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Sunday, November 21st, 2010 |
The ignition timing control consists of two basic controls.
1. Starting ignition control
The starting ignition control is performed by conducting ignition at the predetermined crankshaft angle regardless of the engine ...
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Saturday, November 20th, 2010 |
The basic ignition advance angle is determined using the NE signal and the VG signal or PIM signal. The NE and VG signal data used to determine the basic ignition ...
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Friday, November 19th, 2010 |
The engine ECU determines the ignition timing based on the G signal, NE signal and the signals from other various sensors. When the ignition timing has been determined, the engine ...
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Thursday, November 18th, 2010 |
The ESA (Electronic Spark Advance) system is a system that uses the engine ECU to determine the ignition timing based on the signals from the various sensors. The engine ECU ...
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Wednesday, November 17th, 2010 |
4. Acceleration enrichment
The air-fuel ratio becomes lean, especially during the start of acceleration because a fuel supply lag tends to occur during acceleration against the rapid change of the amount ...
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