Archive for the ‘Automotive Engine’ Category
Wednesday, December 15th, 2010 |
When the malfunction code is not confirmed by the DTC check and the problem still can not be confirmed in the basic inspection, perform troubleshooting according to the numbered order ...
Posted in Diesel Engine Control System | No Comments »
Tuesday, December 14th, 2010 |
System configuration of common-rail EFI-diesel
1. Sensors
2. Actuator
3. ECU and other parts
Layout of components (1CD-FTV E/G)
1. Sensor
(1) Air flow meter
Detects the intake air volume.
(2) Accelerator pedal position sensor
Detects the accelerator opening ...
Posted in Diesel Engine Control System | No Comments »
Monday, December 13th, 2010 |
System configuration of conventional
1. Sensors
2. Actuator
3. ECU and Others
Layout of Components (1HD-FTE E/G)
1. Sensors
(1) Accelerator pedal position sensor
Detects the accelerator opening angle and the idling condition.
(2) Intake air temperature sensor
Detects ...
Posted in Diesel Engine Control System | 1 Comment »
Sunday, December 12th, 2010 |
The ECU detects the operating conditions of the engine based on the signals from various sensors. Based on this information, the ECU electrically controls the fuel injection volume and injection ...
Posted in Diesel Engine Control System | 1 Comment »
Saturday, December 11th, 2010 |
Back-up Function
The back-up function switches over to fixed signal control by the back-up IC to permit driving in cases when a malfunction occurs in the microcomputer inside the engine ECU. ...
Posted in Gasoline Engine Control System | No Comments »
Friday, December 10th, 2010 |
Fail-safe Function
Purpose of the fail-safe function
If the ECU detects a malfunction in any of the input signal systems, the fail-safe function controls the engine using standard values contained in the ...
Posted in Gasoline Engine Control System | No Comments »
Thursday, December 9th, 2010 |
DTCs are output as either 5-digit or 2-digit codes. In the Repair Manual, the detection item, detecting condition and trouble area are included for each DTC, so refer to the ...
Posted in Gasoline Engine Control System | No Comments »
Wednesday, December 8th, 2010 |
The engine ECU possesses an OBD (On-Board Diagnostic) function which constantly monitors each sensor and actuator. If it detects a malfunction, the malfunction is recorded as a DTC (Diagnostic Trouble ...
Posted in Gasoline Engine Control System | No Comments »
Tuesday, December 7th, 2010 |
The air intake control system is divided into two air cleaner inlets, and one of these inlets is provided with a valve, which is opened and closed to attain suitable ...
Posted in Gasoline Engine Control System | No Comments »
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