Toyota Hilux

Model Outline

Contents

KD Series Engine

Click a Section Tab

Chassis

Body

Body Electrical

Model Outline

KD Series Engine

Chassis

Engine Overall Engine Proper Valve Mechanism Lubrication System Intake and Exhaust System Common-rail System Fuel System Charging System Serpentine Belt Drive System Engine Control System

Body

Body Electrical

Model Outline

KD Series Engine

Engine Overall

Chassis

Body

Body Electrical

1KD-FTV / 2KD-FTV – TOYOTA D-4D, 3.0 / 2.5 liter, in-line 4-cylinder, 16 valve DOHC with turbocharged diesel engine

1KD-FTV

2KD-FTV

Model Outline

Chassis

KD Series Engine

Engine Overall

Body

Body Electrical

1KD-FTV / 2KD-FTV Specifications Item

1KD-FTV (HILUX, FORTUNER)

2KD-FTV (HILUX, FORTUNER, INNOVA)

No. of Cylinders & Arrangement

4-Cylinder, In-line



Valve Mechanism

16-Valve DOHC, Belt & Gear Drive



Common-Rail Type



With

Without / With *2

cm3 (cu. in.)

2,982 (182.0)

2,492 (152.2)

mm (in.)

96.0 x 103.0 (3.78 x 4.06)

92.0 x 93.8 (3.62 x 3.69)

18.4

18.5

120 @ 3,400

75 @ 3,600 88 @ 3,600 *2

343 @1,400 ~ 3,200

200 @ 1,400 ~ 3,200 260 @ 1,600 ~ 2,400 *1 320 @ 2,000 *2

Fuel System Intercooler

Displacement Bore x Stroke Compression Ratio Max. Output Max. Torque

kW @ rpm N·m @ rpm

*1: 2KD-FTV High Version *2: 2KD-FTV High Version (HILUX for Thai only)

Model Outline

KD Series Engine

Engine Overall

Chassis

Body

Body Electrical

Features – Engine compartment Rotary Solenoid Type Diesel Throttle

VN Type Turbocharger (1KD only)

Photo: 1KD-FTV SLLC

Fuel Filter

•Fuel filter warning (clogging detection) •Element replacing type

Model Outline

KD Series Engine

Engine Overall

Features – Under floor

Front

Chassis

Body

Body Electrical

Fuel Cooler (with intercooler model only)

Model Outline

KD Series Engine

Engine Proper

Chassis

Body

Body Electrical

Piston – In conjunction with the adoption of direct injection, combustion chamber is provided on piston

Combustion Chamber

SIRM Ring Carrier

Ni-resist Cast Iron Ring Carrier

Cooling Channel

1KD-FTV

2KD-FTV

Model Outline

KD Series Engine

Valve Mechanism

Chassis

Body

Body Electrical

Timing Belt – Maintenance interval: replace at every 150,000 km Camshaft Timing Pulley No. 2

Oil Pump Drive Gear Crankshaft Timing Gear Supply Pump Drive Gear

Timing Belt

Automatic Belt Tensioner Camshaft Timing Pulley No. 1

Vacuum Pump Drive Gear Idle Gear

Model Outline

KD Series Engine

Lubrication System

Chassis

Body

Body Electrical

Lubrication System – Overall • Lubrication is fully pressurized and all oil passes through an oil cooler and oil filter

Oil Filter

Oil Cooler

Model Outline

KD Series Engine

Chassis

Intake and Exhaust System

Body

Body Electrical

Intake Shutter Valve – Rotary solenoid type intake shutter valve is used to improve EGR performance Engine Condition

Valve Position

Purpose

Starting

Full Open

Reduced Diesel Smoke

Running

Small Full Open

Stop

Full Close

Controls EGR amount Reduced noise and vibration Air flow

Intake Shutter Valve

Rotary Solenoid type Motor

Intake Shutter Valve Position Sensor

Model Outline

KD Series Engine

Chassis

Intake and Exhaust System

Body

Body Electrical

Intake Shutter Valve – Construction

Intake Shutter Valve Position Sensor

Rotary Solenoid Type Motor

Steel Layer Magnet

Hall IC Magnet Magnet

Model Outline

KD Series Engine

Chassis

Intake and Exhaust System

Body

Body Electrical

Intake Manifold – Two intake port with different shape from intake manifold to cylinder head • For swirl optimizing in cylinder

Model Outline

KD Series Engine

Chassis

Intake and Exhaust System

Body

Body Electrical

Swirl Control Valve (1KD only) – Swirl control valve is provided to realize clean emission

Intake Manifold

Actuator

Swirl Control Valve

VSV for SCV

1KD-FTV only

Model Outline

KD Series Engine

Chassis

Body

Intake and Exhaust System

Body Electrical

Swirl Control Valve (1KD only) – Operation

Intake Air At low engine speed, SCV is closed to strengthen the swirl

Actuator

Vacuum Pump VSV

Engine Speed

ON / OFF

Engine ECU

Accelerator Pedal Opening

Model Outline

Chassis

KD Series Engine

Body

Intake and Exhaust System

Body Electrical

Variable Nozzle Vane Type Turbocharger (1KD only) – Nozzle Vane is driven by DC motor DC Motor

Nozzle Vane Position Sensor Turbine Wheel Motor Rod

Link

FullClose Stopper

Model Outline

Chassis

KD Series Engine

Body

Intake and Exhaust System

Body Electrical

Variable Nozzle Vane Type Turbocharger (1KD only) – Construction Exhaust Gas

DC Motor Intake Air

Nozzle Vane Position Sensor Turbine Wheel

Reduction Gears Motor Rod

Link Nozzle Vane

FullClose Stopper

Model Outline

KD Series Engine

Chassis

Intake and Exhaust System

Body

Body Electrical

Variable Nozzle Vane Type Turbocharger (1KD only) – Construction Motor Rod

Gas Flow

Drive Arm Turbine Wheel

Link

Unison Ring

Nozzle Vane

Driven Arm Full-Close Stopper

Model Outline

KD Series Engine

Chassis

Intake and Exhaust System

Body

Body Electrical

Variable Nozzle Vane Type Turbocharger (1KD only) – Feedback Control Injector (EDU) Crankshaft Position Sensor Turbo Pressure Sensor Atmospheric Temp. Sensor Water Temp. Sensor

Target Angle

Engine ECU

Atmospheric Pressure Sensor

Control Status

Turbo Motor Driver Control

Nozzle Vane Position

DC Motor Nozzle Vane Position Sensor

Model Outline

KD Series Engine

Chassis

Intake and Exhaust System

Body

Body Electrical

Variable Nozzle Vane Type Turbocharger (1KD only) – Zero point calibration IG

ON  OFF

Link is bumped to full-close stopper

IG

Zero point calibration

OFF  ON

Motor Rod Open

0

Close

After the engine start

Nozzle vane is controlled based on the zero point

0

Link

Full-Close Stopper

Model Outline

KD Series Engine

Chassis

Intake and Exhaust System

Body

Body Electrical

Variable Nozzle Vane Type Turbocharger (1KD only) – Operation movie

Click! Movie

Model Outline

KD Series Engine

Chassis

Intake and Exhaust System

Body

Body Electrical

Turbocharger (2KD only) – Light weight, compact and high performance turbocharger

Waste Gate Valve

Actuator for Waste Gate Valve

Model Outline

KD Series Engine

Chassis

Intake and Exhaust System

Body

Body Electrical

Intercooler – Intake air is cooled in intercooler to increase the air density Thermal Expansion Oxygen

Turbocharger

Increase oxygen density

Contraction

Model Outline

KD Series Engine

Chassis

Intake and Exhaust System

Body

Body Electrical

Intercooler – Intake air is cooled in intercooler to increase the air density

Model Outline

Chassis

KD Series Engine

Fuel System

Body

Body Electrical

General NE Signal

Engine ECU

G Signal

EDU Other Injectors

Various Signals Fuel Pressure Sensor

Pressure Limiter Common-rail Injector Pressure Switch

Fuel Cooler SCV Supply Pump

Fuel System Warning Light

Fuel Filter Fuel Tank

Model Outline

Chassis

KD Series Engine

Fuel System

Body

Body Electrical

Features NE Signal

Engine ECU

G Signal

EDU

Injector compensation code

Other Injectors

Various Signals

Max. 160MPa

HP3 Type Fuel Pressure Supply Sensor Pump

Pressure Limiter

Common-rail Injector Pressure Switch

Fuel Cooler

Warning Supplylight Pump for fuel filter clogging and fuel sedimenter

SCV

Fuel Filter

Fuel System Warning Light Detects

filter clogging

Element replacement type

Fuel Tank

Fuel cooler cools return fuel

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

General – This system realize high injection pressure in all speed range of the engine NE Signal G Signal

EDU (Operates injector at high-speed)

Engine ECU

Various Signals Fuel Pressure Sensor

Pressure Limiter

Common-rail (Stores high-pressure fuel)

Injector (Injects high-pressure fuel)

SCV Supply Pump (Generates high-pressure fuel)

Fuel Tank

: High-pressure (Max. 160 MPa)

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

System Outline Common-rail Diesel Constant high pressure Pressure Common-rail Sensor

System

SCV

Conventional Diesel Instantaneously high pressure

Governor

Timer ECU

Supply Pump

Injector

Pump

Injection Nozzle

Injection Volume Control

ECU (Injector)

Pump (Governor)

Injection Timing Control

ECU (Injector)

Pump (Timer)

Injection Pressure Control

Supply Pump (SCV)

According to rotational speed and injection quantity

Pressurization

Supply Pump

Pump

Distribution

Common-rail

Pump

Injection Pressure

Max. 160 MPa

Approx. 15 MPa

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Location Engine Front

Injection Pipe

Injector

Fuel Inlet Pipe

Common-rail

Supply Pump

•SCV (Suction Control Valve) •Fuel Temp. Sensor

•Fuel Pressure Sensor •Pressure Limiter

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Supply Pump – Supplies the high pressure fuel to the common-rail – Driven by crankshaft

To Common-rail (Outlet)

To Fuel Tank (Return)

SCV (Suction Control Valve)

From Fuel Filter (Inlet)

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Supply Pump – Construction

Check Valve

Eccentric and Ring Cam

Plunger

Delivery Valve

Feed Pump

Fuel Temp. Sensor SCV (Suction Control Valve)

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Supply Pump – Construction To fuel tank (return)

Ring Cam

Plunger

Eccentric Cam

Model Outline

KD Series Engine

Common-rail System Supply Pump – Fuel flow

Chassis

To common-rail

From fuel tank

Body

Body Electrical

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Supply Pump – Fuel flow (reference)

Click! Movie

Body Electrical

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Supply Pump – Suction and pumping operation

Plunger A: Suction Plunger B: Pumping

Plunger A: Pumping Plunger B: Suction

Check Valve Plunger A SCV

Plunger B

: From Feed Pump

: To Common-rail

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Supply Pump – Suction and pumping operation

Click! Movie

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Supply Pump – Fuel control operation (SCV opening small)

Fuel Pumping Mass

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Supply Pump – Fuel control operation (SCV opening large)

Fuel Pumping Mass

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Supply Pump – Fuel control operation (SCV opening small)

Click! Movie

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Supply Pump – Fuel control operation (SCV opening large)

Click! Movie

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Supply Pump – The SCV opening regulates the pumping volume to control fuel pressure [Fuel Pressure Control] Fuel Pressure Sensor

SCV Controls SCV opening

Common-rail pressure (Feedback)

Calculation of target injection pressure

Engine ECU

Crankshaft Position Sensor

Accelerator Pedal Position Sensor

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Common-rail – Stores high-pressure fuel (Max. 160 MPa) produced by supply pump

Pressure Limiter

Fuel Pressure Sensor

Common-rail

From Supply Pump

To Injector

To Fuel Tank

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Common-rail – Fuel pressure sensor • Detects the internal fuel pressure of common-rail

Output characteristic Output Voltage (V)

Sensor Tip

4.04 2.44 1.0

0 90 190 Common-rail Pressure (MPa) Common-rail Pressure

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Injector – High pressure injection for higher atomization

Return to Fuel Tank

From Common-rail

Injector Compensation Code

0.14 mm

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Injector – Construction Solenoid Coil

Return to Fuel Tank

From Common-rail

Piston

Nozzle Spring

Nozzle Needle

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Injector – Controlled by engine ECU signal Solenoid Solenoid TWV Small Orifice From Common-rail

Click! Movie

Return

Large Orifice

Body Electrical

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Injector – Pilot injection reduces NOx and engine noise Main

Injection Volume

Pilot

NOx and engine noise

Heat Release Value

TDC

Pilot Injection Control

TDC

Conventional Injection Control

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Injector – Pilot injection reduces NOx and engine noise

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

EDU (Electronic Driver Unit) – Drive the injectors at high speed

EDU Battery DC / DC Converter Command Pulse

IJT #1-4

IJF

Engine ECU

Confirmation Pulse

Control Circuit

High Voltage

High-speed operation

Injector

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Diagnosis – DTCs for common-rail system Trouble Area

DTC No.

Detection Item

Detection Condition

Fail-safe

Trouble Area

P0087 (49)

Fuel Rail/System Pressure - Too Low

•Open or short in fuel pressure sensor circuit •Fuel pressure sensor •Engine ECU

P0088 (78)

Fuel Rail/System Pressure - Too High

•Short in supply pump (SCV) circuit •Supply pump (SCV) •Engine ECU

P0093 (78)

Fuel System Leak Detected - Large Leak

•High pressure fuel line •Open or short in EDU circuit •Open or short in injector circuit •Supply pump •Common-rail •Injectors •EDU •Engine ECU

P0190 (49)

Fuel Rail Pressure Sensor Circuit Malfunction

P0192 (49)

Fuel Rail Pressure Sensor Circuit Low Input

P0193 (49)

Fuel Rail Pressure Sensor Circuit High Input

• Open or short in fuel pressure sensor circuit •Fuel pressure sensor •Engine ECU

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Diagnosis – DTCs for common-rail system Trouble Area

DTC No.

Detection Item

Detection Condition

Fail-safe

Detection Condition

P0087 (49)

Fuel Rail/System Pressure - Too Low

Fuel pressure sensor output voltage stays at fixed value

P0088 (78)

Fuel Rail/System Pressure - Too High

Fuel pressure exceeds predetermined value

P0093 (78)

Fuel System Leak Detected - Large Leak

Difference of common-rail pressure before and after fuel injection varies greatly from difference of value that engine ECU calculates before and after injection

P0190 (49)

Fuel Rail Pressure Sensor Fuel pressure sensor output voltage is Circuit Malfunction 0.55V or less, or 4.9V or more for 0.5 sec.

P0192 (49)

Fuel Rail Pressure Sensor Circuit Low Input

Fuel pressure sensor output voltage is 0.55V or less for 0.5 sec.

P0193 (49)

Fuel Rail Pressure Sensor Circuit High Input

Fuel pressure sensor output voltage is 4.9V or more for 0.5 sec.

1 trip detection logic for all DTC

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Diagnosis – DTCs for common-rail system Trouble Area

DTC No.

Detection Item

P0087 (49)

Fuel Rail/System Pressure - Too Low

P0088 (78)

Fuel Rail/System Pressure - Too High

P0093 (78)

Fuel System Leak Detected - Large Leak

P0190 (49)

Fuel Rail Pressure Sensor Circuit Malfunction

P0192 (49)

Fuel Rail Pressure Sensor Circuit Low Input

P0193 (49)

Fuel Rail Pressure Sensor Circuit High Input

Detection Condition

Fail-safe

Fail-safe

Limits engine power

Limits engine power for 1 min., and then stops the engine

Limits engine power

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Diagnosis – DTCs for common-rail system Trouble Area

DTC No.

Detection Item

Detection Condition

Fail-safe

Trouble Area

P0200 (97)

Injector Circuit / Open

•Open or short in EDU circuit •EDU •Injector •Engine ECU

P0627 (78)

Fuel Pump Control Circuit / Open

•Open or short in (SCV) circuit •SCV •Engine ECU

P1229 (78)

Fuel Pump System

•Short in supply pump (SCV) circuit •Supply pump (SCV) •Engine ECU

P1601 (89)

Injector Correction Circuit Malfunction (EEPROM)

•Injector compensation code •Engine ECU

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Diagnosis – DTCs for common-rail system Trouble Area

DTC No.

Detection Item

Detection Condition

Fail-safe

Detection Condition

P0200 (97)

Injector Circuit / Open

Open or short in EDU or injector circuit. After engine is started, there is no injection confirmation (IJF) signal from EDU, despite engine ECU sending injection command (IJT) signal to EDU

P0627 (78)

Fuel Pump Control Circuit / Open

Open or short in suction control valve circuit for more than 0.5 sec.

P1229 (78)

Fuel Pump System

Fuel over-feed: Fuel pressure continues exceeding target fuel pressure despite engine ECU closing SCV

P1601 (89)

Injector Correction Circuit Malfunction (EEPROM)

Injector compensation code is not registered

1 trip detection logic for all DTC

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Diagnosis – DTCs for common-rail system Trouble Area

DTC No.

Detection Item

P0200 (97)

Injector Circuit / Open

P0627 (78)

Fuel Pump Control Circuit / Open

P1229 (78)

Fuel Pump System

P1601 (89)

Injector Correction Circuit Malfunction (EEPROM)

Detection Condition

Fail-safe

Limits engine power

-

Fail-safe

Model Outline

KD Series Engine

Common-rail System

Chassis

Body

Body Electrical

Service Point for Common-rail System – Supply pump initialization and calibration – Common-rail replacement – Reprogramming of injector compensation code – Replace a new parts – Replace a new pipe – Check fuel leak (Leakage Pipe No.1 / Fuel System) – Power Balance Check

Model Outline

KD Series Engine

Fuel System

Chassis

Body

Body Electrical

Fuel Filter – Replace fuel filter element only Priming Pump

From Fuel Tank

Fuel Filter Warning Switch To Supply Pump

Fastener Nut Filter Housing (Plastic) Filter Element

Drain Cock

Model Outline

KD Series Engine

Fuel System

Chassis

Body

Body Electrical

Fuel Filter – Construction Priming Pump

From Fuel Tank

Fuel Filter Warning Switch

To Supply Pump

Fastener Nut Filter Element

Filter Housing (Plastic)

Fuel Sedimenter Level Warning Switch

Model Outline

KD Series Engine

Fuel System

Chassis

Body

Body Electrical

Fuel Warning System – Fuel filter clogging is detected by fuel filter warning switch Fuel Filter Warning Switch

Fuel System Warning Light

Clogging Combination Meter Fuel Filter - Fuel Filter Maintenance Interval Fuel system warning light has been illuminated

Model Outline

KD Series Engine

Fuel System

Chassis

Body

Body Electrical

Fuel Warning System – System Diagram Combination Meter Vehicle Speed Sensor Fuel Filter Warning Switch

Meter ECU Fuel System Warning Light

To Supply Pump

Filter Element

Fuel Filter

Fuel Sedimenter Level Warning Switch

Model Outline

Chassis

KD Series Engine

Fuel System

Body

Body Electrical

Fuel Warning System – Fuel filter warning switch turns OFF when the filter outlet pressure decreases Fuel Filter Warning Switch

ON Meter ECU

Fuel Filter Warning Switch

OFF Meter ECU

Diaphragm To Supply Pump

Filter Element

Normal Fuel Filter (Switch: ON)

To Supply Pump

Negative Pressure

Fuel Filter Clogged Up (Switch: OFF)

Model Outline

KD Series Engine

Fuel System

Chassis

Body

Body Electrical

Fuel Warning System – Warning light condition for fuel filter / fuel sedimenter

Warning

Warning Method

Sedimenter Warning

Priority

1 Blink

Fuel Filter Warning

2 ON

Model Outline

KD Series Engine

Fuel System

Chassis

Body

Body Electrical

Fuel Warning System – Detection conditions After the driving for 30 min. or more

Fuel Filter Warning Switch Condition OFF for 10 min. or more

or

OFF is detected for 2 times during 1 trip

The warning light keeps ON until the reset operation is done

Model Outline

KD Series Engine

Charging System

Chassis

Body

Body Electrical

Alternator Pulley • In order to absorb a engine fluctuation, one-way clutch was adopted in the pulley

Spring

Roller

Model Outline

KD Series Engine

Charging System

Chassis

Body

Body Electrical

Alternator Pulley – Engine fluctuation absorbing mechanism One-way Clutch Locked

Crankshaft Pulley Speed

One-way Clutch Free

Pulley Speed (rpm)

Alternator Pulley Speed

Engine Fluctuation

Time

Model Outline

KD Series Engine

Chassis

Serpentine Belt Drive System

Body

Body Electrical

Serpentine Belt Drive – Single V-ribbed belt Air Conditioner Compressor Pulley

Idler Pulley

Idler Pulley

Water Pump Pulley

Alternator Pulley with Shock Absorbing Function

Idler Pulley for Automatic Tensioner

Crankshaft Pulley

Model Outline

KD Series Engine

Engine Control System

Chassis

Body

Body Electrical

Oil Maintenance Management System – This system determines the deterioration conditions of the engine oil

Model Outline

KD Series Engine

Engine Control System

Chassis

Body

Body Electrical

Oil Maintenance Management System – System diagram and general operation

Engine Oil Change Reminder Light

Engine ECU

Blink or ON

•Engine Speed •Injection Volume •Injection Timing •A/F Ratio

Meter ECU

Soot Volume

ODO / TRIP Switch

Soot Volume Calculation

Vehicle Speed

Model Outline

KD Series Engine

Engine Control System

Chassis

Body

Body Electrical

Oil Maintenance Management System – Soot calculating logic

Soot Volume

Retard Injection End Timing

Rich A/F Ratio

Lean

Advance

Model Outline

KD Series Engine

Engine Control System

Chassis

Body

Body Electrical

Oil Maintenance Management System – Engine oil change reminder light operation

Condition Mileage = 35,000 km ~ 40,000 km or Specified Soot Volume A Mileage = 40,000 km or more or Specified Soot Volume B

Engine Oil Change Reminder Light

Model Outline

KD Series Engine

Chassis

Body

Body Electrical

Model Outline

Reference

KD Series Engine

Chassis

Body

Body Electrical

Intake Shutter Valve – Intake shutter valve position sensor

Magnet

Hall IC Output Voltage (V)

VC

Engine ECU

5

VLU

E2

3.51

1 0.71 0

20 0 (Full Close)

Intake Shutter Valve Position Sensor

70 (Full Open)

Intake Shutter Valve Opening Angle (°)

100

Model Outline

Reference

KD Series Engine

Chassis

Body

Body Electrical

Variable Nozzle Vane Type Turbocharger (1KD only) – Nozzle Vane Position Sensor • Non-contact type position sensor Hall ICs

Magnets

Cross-section 0 -55 

55 

Output Voltage (V)

Output characteristic of main, sub sensor 4.5 2.5 0.5

-55

0 55 Sensor shaft rotation angle ()

Model Outline

Reference

KD Series Engine

Chassis

Body

Body Electrical

Fuel Cooler – A fuel cooler cools the return fuel – It is used on the model equipped with an intercooler Front

Fuel Cooler (Aluminum)

From Supply Pump / Injector

To Fuel Tank

Model Outline

Reference

KD Series Engine

Chassis

Body

Body Electrical

Fuel Cooler – Construction

Fin

Cross Section

To Fuel Tank

From Supply Pump / Injector

Model Outline

Reference

KD Series Engine

Chassis

Body

Body Electrical

Accelerator Pedal – Non-contact type accelerator pedal position sensor is used Accelerator Pedal Position Sensor

Model Outline

Reference

KD Series Engine

Chassis

Body

Body Electrical

Accelerator Pedal – Using magnet and hall IC

VCP1 Magnets Output Voltage (V)

VPA1 EP1 VCP2 Hall IC

VPA2 EP2

Accelerator Pedal Position Sensor

Engine ECU

5 VPA2

VPA1

0 Full Close

Full Open

Accelerator Pedal Depressed Angle