... tiến hệthống nạp, hệthống đánh lửa, hệthống phun nhiên liệu, hệthống lưu hồi khí thải EGR Hình 1.2 Các giải pháp cải thiện hiệu suất động chế độ tải thấp [1] Ngoài dựa vào đặc tính riêng hệ ... nghiệp ô tô phát triển nhanh Các dòng xe hầu hết trang bị công nghệ tiên tiến, công nghệ cải tiến hệthốngnạp phần thiếu Nhưng số hệthống chưa biệt nhiều nước ta, gây khó khăn cho việc bảo dưỡng ... STCS (Swirl Tumble Swirl Control System): Hệthống tạo xoáy lốc dòng khí nạp - TRAC (Traction Control): Điều khiển lực kéo T-VIS (Toyota variable induction system): Hệthốngnạp biến thiên Toyota...
... khí thải, đường ống nạp làm nhựa cách nhiệt tốt đường nap- thải bố trí hai phía khác Hệthốngnạp thải động diezen Hình 10- Sơ đồ tổng quan hệthốngnạp thải động diezen 1-Bộ lọc không khí ; 2-Đường ... Trước góc mở bướm ga điều khiển học thông qua cấu khí nối từ bàn đạp ga đến bướm ga, điều thay hệthống điều khiển điện tử đại Dòng khí nạp từ cổ gió vào góp nạp sau phân nhánh vào xylanh động ... dòng khí nạp để nạp thêm, vật liệumới nhựa tổng hợp, sợi cacbon cho phép tạo dáng đường nạpcóhệ số cản nhỏ, kích thước gọn nhẹ mà độ cách nhiệt cao vật liệu kim loại Hình - Bộ góp nạpcó đường...
... nhiờn liu iờ u khiờ n khụng ti - Sửa chữa h hỏng trình đấu nối hệthống Những trọng điểm đánh giá kết quả: 20 - Kỹ đấu nối sửa chữa hệthống - Chất lợng công việc - ý thức thực tập, thời gian luyện ... ti - Những h hỏng thờng gặp, nguyên nhân, hậu 3.2 Nội dung luyện tập ( vẽ, quy trình 20 công nghệ, dạng sai hỏng làm mẫu) - Quy trình đấu dây h thng iu khin phun nhiờn liu iờ u khiờ n khụng ti ... việc - ý thức thực tập, thời gian luyện tập II 3.2 Nội dung luyện tập ( vẽ, quy trình 20 công nghệ, dạng sai hỏng làm mẫu) - Quy trình chn oỏn h thng iu khin ng c - Phơng pháp khắc phục số dạng...
... nh c im 5, trờn thc t im cú th kộo di n lỳc m ca thi Thụng thng coi im 5, trờn thc t im cú th kộo di n lỳc m ca thi Thụng thng coi im l im cú nhit lng chỏy nh chim khong 9597% nhit lng cp cho ... Vn Tỏm _ Lp 24C4 Trang ỏn tt nghip Kho sỏt h thng nhiờn liu xe Inter 1: trc cam , 2:trc ln , 3:con i , 4:a y , 5:ờ cu hóm , 6:ũn by, :su pỏp , 8: vớt iu chnh khe h xu pỏp ụng c t cú c cu phõn ... liu xe Inter GII THIU CHUNG V XE INTERNATIONAL 1.1 GII THIU CHUNG Xe inter l loi xe dựng ch hng containal ch yu chy ng quc l, ngoi cũn ch cỏc phng tin khỏc Xe cú ng c cummin cú hiu sut cao cụng...
... chế độ tải động cơ, ngồi hệthống phun chính, chế hòa khí đại có thêm hệthống hỗ trợ : Hệthống khơng tải, hệthống làm đậm, bơm tăng tốc, hệthống khởi động.v.v a) Hệthống khơng tải Ở chế ... liệu hệthống việc sử dụng bơm xăng kiểu phiến gạt 1.3.2.2 Hệthống phun xăng điện tử Hệthống phun xăng điện tử thực chất hệthống điều khiển tích hợp hai q trình phun xăng đánh lửa độngHệthống ... với hệthống khởi động khoan lỗ để gắn biến mơ thuỷ lực 2.2.4 Hệthống nhiên liệu Hệthống nhiên liệu động K20Z2 đóng vai trò quan trọng, khơng đơn hệthống phun nhiên liệu, hợp thành từ nhiều hệ...
... gión n Xõy dng ng cong ỏp sut trờn ng nộn: Ta xỏc nh cỏc im trờn ng nộn vi ch s a bin n1 Ta cú phng trỡnh ng cong nộn a bin: Pc = Pa n1 Pa = Pc 4,1 = = n1 16,51,.36 PV n1 = Const (2.1) Nu gi ... bin trung bỡnh, xỏc nh thụng qua tớnh toỏn nhit Xõy dng ng cong ỏp sut trờn gión n: - Ta cú phng trỡnh ca ng cong gión n a bin: PV n = Const Gi x l im bt k trờn ng gión n thỡ: n Pz Vzn = Pgnx Vgnx ... 2b, 3c, ni cỏc im ny li bng ng cong ta c ng biu din tr s tc , cỏc on thng ng nm gia ng cong vi na ng trũn r1 biu din tr s tc cỏc gúc tng ng, phn gii hn ca ng cong ny v 1/2 vũng trũn ln gi l...
... Tension Cord Fig 3-45 T852f172/T852f173 Engine Control Systems I - Course 852 3-33 Section Simultaneous Ignition Coils To High Tension Cord To High Tension Cord Secondary Coil Secondary Coil Iron Core ... Ignition Coil with Diode With the diode in the circuit, it is recommended to swap coils to test for a faulty coil Connector High-Voltage Diode Magnet Core Plug Cap Primary Coil Secondary Coils Fig ... Control Warm-Up Correction Over-Temperature Correction Stable Idling Correction EGR Correction Air/Fuel Ratio Feedback Correction Knocking Correction Torque Control Corrections Other Corrections...
... drain engine coolant and clean reservoir tank before installing Refer to CO- 14, "Exploded View" Check drained engine coolant for contaminants such as rust, corrosion or discoloration If contaminated, ... radiator shroud Cooling system parts malfunction — Radiator shroud — Improper engine coolant mixture ratio — Engine coolant viscosity — Poor engine coolant quality — Periodic maintenance — Cooling hose ... "Removal and Installation" Disconnect radiator hose (upper) Refer to CO- 14, "Exploded View" Disconnect harness connector from engine coolant temperature sensor Disconnect water hoses and heater...
... AIR CONDITIONING CUT CONTROL 35 AIR CONDITIONING CUT CONTROL : System Diagram 36 AIR CONDITIONING CUT CONTROL : System Description 36 CAN COMMUNICATION 37 CAN COMMUNICATION ... Operation PBIB2483E Cooling Fan Relay Operation The ECM controls cooling fan relays through CAN communication line Cooling fan speed Cooling fan low relay Cooling fan high relay Cooling fan relay ... SINGLE CONNECTOR COOLING FAN WITHOUT A/C) ECM controls cooling fan speed corresponding to vehicle speed, engine coolant temperature, refrigerant pressure, air conditioner ON signal Then control...
... engine coolant in the system PBIC0145E PBIC0146E Check drained engine coolant for contaminants such as rust, corrosion or discoloration If contaminated, flush engine cooling system Refer to CO- 37, ... not to allow engine coolant to contact drive belts SBIA0444E K 2003 FX ENGINE COOLANT [VQ35DE] If contaminated, flush the engine cooling system Refer to CO- 13, "FLUSHING COOLING SYSTEM" Remove ... radiator Mud contamination or paper clogging — — Blocked condenser Installed large fog lamp Revision; 2004 April CO- 32 Blocked air flow 2003 FX COOLING SYSTEM [VK45DE] COOLING SYSTEM Cooling Circuit...
... ECM pin terminal, when connecting pin connectors Securely connect ECM harness connectors A poor connection can cause an extremely high (surge) voltage to develop in coil and condenser, thus resulting ... canister purge flow control EVAP canister purge volume control solenoid valve q Battery voltage Air conditioning cut control Air conditioner relay*4 q Knock sensor Cooling fan control Refrigerant ... q When connecting ECM harness connector, fasten it securely with a lever as far as it will go as shown in the figure MBIB0145E q q q q q q q q q q q When connecting or disconnecting pin connectors...
... after the component name • INCMP: The component has not been monitored yet • PASS: The component is functioning normally • FAIL: The component is malfunctioning (b) Confirm that the component ... power train control components (which affect vehicle emissions) (c) The computer itself In addition, the applicable DTCs (Diagnostic Trouble Codes) prescribed by SAE J2012 are recorded on consecutive ... 2GR-FE ENGINE CONTROL SYSTEM – SFI SYSTEM Wiring Colors Terminal Descriptions Conditions STD Voltages IGF1 (C55-106) - E1 (C55-81) BR - W-B Ignition coil with igniter (ignition confirmation signal)...
... COOLANT START ENGINE AND CHECK FOR ENGINE COOLANT LEAKS RECHECK ENGINE COOLANT LEVEL 2004 LAND CRUISER (RM1071U) Author : Date : 1770 CO- 6 COOLING - WATER PUMP CO0 IR-01 REMOVAL DRAIN ENGINE COOLANT ... and wait until the engine coolant cools down (e) Refill coolant into the reservoir until it is ”FULL” CHECK FOR ENGINE COOLANT LEAKS CHECK ENGINE COOLANT SPECIFIC GRAVITY CORRECTLY 2004 LAND CRUISER ... (RM1071U) Author : Date : 1780 CO- 20 COOLING 11 - RADIATOR INSTALL ENGINE UNDER COVER NO.1 2004 LAND CRUISER (RM1071U) Author : Date : 1781 CO- 14 COOLING - RADIATOR RADIATOR CO1 B0-01 ON-VEHICLE CLEANING...
... Engine Under Cover S01818 CO 20 COOLING − ELECTRIC COOLING FAN NO.2 COOLING FAN Upper Radiator Support No.2 Cooling Fan Connector No.2 Cooling Fan Cooler Condenser x6 RH Engine Under Cover S01820 ... RADIATOR ASSEMBLY Disconnect the No.1 cooling fan connector w/ A/C: Disconnect the No.2 cooling fan connector Disconnect the ECT switch connector for electric cooling fan Disconnect the engine ... CO 21 COOLING − ELECTRIC COOLING FAN REMOVAL CO1 8L−01 (a) (b) (A) REMOVE NO.1 COOLING FAN (See page CO 16) REMOVE NO.2 COOLING FAN Remove the RH engine under cover w/ A/C: Remove the cooler condenser...
... ground path of the ignition primary coil, the magnetic field produced by the coil collapses The collapsing magnetic field produces a voltage in the secondary coil which fires the spark plug The ... ground path of the ignition primary coil, the magnetic field produced by the coil collapses The collapsing magnetic field produces a voltage in the secondary coil, which fires the spark plug The ... ground path of the ignition primary coil, the magnetic field produced by the coil collapses The collapsing magnetic field produces a voltage in the secondary coil, which fires the spark plug The...
... can cut off fuel completely for short periods of time The controlled charcoal canister is an emission control device containing activated charcoal granules The controlled charcoal canister is ... ENGINE CONTROLS 1F – 13 Data Link Connector (DLC) The provision for communicating with the control module is the Data Link Connector (DLC) The DLC is used to connect to a scan tool Some common ... check complete – Disconnect the electrical connector to the component connected to the fault circuit Is a still displayed in the corresponding OUTPUT DRIVER position? Replace the Engine control...
... repair complete? Go to Step Go to Step Turn the ignition switch to LOCK Disconnect the ECM wiring connector Check for a faulty connector or terminals at the ECT sensor connectors and ECM connectors ... to LOCK Disconnect the Heated O2 sensor connector and engine control module (ECM) connector Check the Heated O2 sensor wire between the Heated O2 sensor connector terminal and ECM connector terminal ... to LOCK Disconnect the Heated O2 sensor connector and engine control module (ECM) connector Check the Heated O2 sensor wire between the Heated O2 sensor connector terminal and ECM connector terminal...
... cable (2) D Disconnect the idle air control valve connector (3) D Disconnect the throttle position sensor connector (4) D102F538 DAEWOO M-150 BL2 1F – 312 ENGINE CONTROLS Disconnect the coolant hoses ... coolant Refer to Section 1D, Engine Cooling D102F537 Disconnect the throttle cable, the throttle position sensor and the idle air control valve connectors D Open the throttle valve (1) D Disconnect ... from the EI system ignition coil Disconnect the EI system ignition coil connector Remove the EI system ignition coil retaining bolts Remove the EI system ignition coil MAA1F490 Installation Procedure...
... housing(c), a coolant pump(d), a coolant pump drive belt and coolant hose The timing belt drives the coolant pump All components must function properly in order for the cooling system to operate The coolant ... to recover the coolant displaced by expansion from the high temperatures The surge tank maintains the correct coolant level The cooling system for this vehicle has no radiator cap and drain cock ... any condition ENGINE COOLANT TEMPERATURE SENSOR The engine coolant temperature (ECT) sensor (n) uses a thermistor to control the signal voltage to the engine control module (ECM) D102D004 COOLANT...