Archive for the ‘Automotive Engine’ Category
Wednesday, September 29th, 2010 |
The sensors convert various information into voltage change that can be detected by the engine ECU. There are many types of sensor signals, but there are five main types of ...
Posted in Gasoline Engine Control System | No Comments »
Thursday, July 29th, 2010 |
The engine control system consists of three groups including sensors (and sensor output signals), engine ECU, and actuators. This chapter explains the sensors (signals), power circuitry and ground circuitry, and ...
Posted in Gasoline Engine Control System | No Comments »
Wednesday, July 28th, 2010 |
EFI (Electronic Fuel Injection)System
The EFI system uses various sensors to detect the operating conditions of the engine and the vehicle. In accordance with the signals from these sensors, the ECU ...
Posted in Gasoline Engine Control System | No Comments »
Tuesday, July 27th, 2010 |
A gasoline engine produces power through the explosion of a mixture of gasoline and air. The three essential elements for a gasoline engine to produce power are the following
1. Good ...
Posted in Gasoline Engine Control System | No Comments »
Monday, July 26th, 2010 |
1. Description
The BACS is a device that provides both the functions of the turbocharger boost compensator and the HAC. The HAC valve maintains the constant pressure in the constant pressure ...
Posted in Diesel Engine | No Comments »
Sunday, July 25th, 2010 |
1. Description When the intake air volume (boost pressure) is increased by the turbocharger, the boost compensator increases the maximum fuel injection volume in accordance with the increased intake air ...
Posted in Diesel Engine | No Comments »
Saturday, July 24th, 2010 |
1. Description
At high altitudes, the air density decreases with the decrease in the atmospheric pressure. For this reason, if the fuel is injected under the same conditions as at low ...
Posted in Diesel Engine | No Comments »
Friday, July 23rd, 2010 |
1. Description
The ACSD uses the contractive and expansive properties of thermo wax and the tension of a spring to automatically advance the injection timing in response to the coolant temperature, ...
Posted in Diesel Engine | No Comments »
Friday, July 23rd, 2010 |
The TCV renders the LST inactive if the vehicle is operated with a cold engine (coolant temperature below 6C (14F)) or at high altitudes (where the atmospheric pressure is below ...
Posted in Diesel Engine | No Comments »
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