Tuesday, December 28th, 2010
Conventional EFI-diesel
Common-rail EFI-diesel
4. Comparison of the target injection timing and the actual injection timing
As with the convention EFI-diesel, the basic injection timing of the common- rail EFI-diesel is determined through ...
Posted in Diesel Engine Control System | No Comments »
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. ...
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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 ...
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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 ...
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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 ...
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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 ...
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Monday, December 6th, 2010
The evaporative emission control system prevents evaporated fuel from the fuel tank from being released into the atmosphere by having the evaporative emissions be temporarily absorbed by a charcoal canister. ...
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Sunday, December 5th, 2010
The AI control system/AS control system is a system that feeds air into the exhaust manifold to recombust the uncombusted gas in the exhaust to lower HC and CO emissions. ...
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Saturday, December 4th, 2010
The ACIS (Acoustic Control Induction System) changes the effective length of the intake manifold to increase power over a wide range from low speed to high speed. This system uses ...
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