Body ElectricalModel OutlineEngineChassisBodyfor Technician 1 Contents Click a Section Tab

Body ElectricalModel OutlineEngineChassisBodyfor Technician 2 K111 CVT

Body ElectricalModel OutlineEngineChassisBodyfor Technician 3 K111 CVT (Continuously Variable Transmission) Overall –A metal belt type continuously variable transmission with electronic hydraulic control Transaxle TypeK111 Engine Type3ZR-FE Type Forward and Reverse Drive Shift Mechanism Electronically controlled planetary gear type Transaxle Electronic hydraulic control metal belt type continuously variable transmission Gear Ratio Forward2.396 to Reverse* Differential Gear Ratio* Shift Lever PositionP – R – N – D – S - B Fluid TypeCVT Fluid TC Fluid Capacity [Liter (US qts, Imp. qts)] 8.7 (9.2, 7.7) * 1 : Planetary Gear Ratio Included * 2 : Reduction Gear Ratio Included

Body ElectricalModel OutlineEngineChassisBodyfor Technician 4 K111 CVT Features of CVT –CVT perform speed ratio control using a pair of pulleys Secondary Pulley Primary Pulley Metal Belt Pulley Width = Large Operation of CVT High Speed RatioLow Speed Ratio Engine Speed Vehicle Speed General AT CVT (Shaded Region) 1st 2nd 3rd 4th Speed Ratio INPUT OUTPUT Pulley Width = Small Pulley Width = Large

Body ElectricalModel OutlineEngineChassisBodyfor Technician 5 K111 CVT Features of CVT –Driving near optimal fuel consumption is allowed Engine Torque Optimal Fuel Consumption Specific Fuel Consumption Map Engine Speed Area used when driving Enlargement of fuel cut area when deceleration Vehicle Speed ON Enlarged Fuel Cut Area Speed Ratio Control Area for CVT 1st 2nd 3rd 4th Engine Speed Fuel Cut OFF : CVT : General AT : CVT : General AT

Body ElectricalModel OutlineEngineChassisBodyfor Technician 6 K111 CVT Features of CVT –Engine speed in a high output range can be maintained Engine Speed Time Engine Speed During Full Throttle Acceleration Maximum Engine Output Point : CVT : General AT : CVT : General AT

Body ElectricalModel OutlineEngineChassisBodyfor Technician 7 Effective Driving Force Area in CVT K111 CVT Features of CVT –Smooth driving force characteristics Driving Force High Vehicle Speed High Chart of Driving Force Characteristics : CVT : General AT : CVT : General AT

Body ElectricalModel OutlineEngineChassisBodyfor Technician 8 K111 CVT Components Torque Converter with Lock-up Clutch Continuously Variable Transmission and Metal Belt Forward and Reverse Drive Shift Mechanism Oil Pump Reduction Gear Differential Gear Parking Lock Mechanism Secondary Pulley Primary Pulley Metal Belt

Body ElectricalModel OutlineEngineChassisBodyfor Technician 9 K111 CVT Components Valve Body Unit (Hydraulic Control Unit) CVT Fluid Warmer Overflow Plug 3 Speed Sensors Oil Pressure Sensor

Body ElectricalModel OutlineEngineChassisBodyfor Technician 10 Reference (K111 CVT) Components (K210 CVT) K210 CVT Secondary Pulley Primary Pulley Metal Belt CVT Fluid Warmer Torque Converter with Lock-up Clutch Forward and Reverse Drive Shift Mechanism

Body ElectricalModel OutlineEngineChassisBodyfor Technician 11 K111 CVT Torque Converter with Lock-up Clutch –Damper structure allowing lock-up from low speed range Pump Impeller Stator Turbine Runner One-way Clutch Lock-up Clutch Damper Structure

Body ElectricalModel OutlineEngineChassisBodyfor Technician 12 K111 CVT Oil Pump –The oil pump is combined with the torque converter, lubricates the parts and supplies operating pressure to the hydraulic control Oil Pump

Body ElectricalModel OutlineEngineChassisBodyfor Technician 13 K111 CVT Gear Train –Consists of a planetary gear, continuously variable transmission, reduction gear and differential gear Planetary Gear Unit Continuously Variable Transmission Reduction Gear Final Gear Input Shaft Forward Clutch Reverse Brake Primary Pulley Secondary Pulley Metal Belt

Body ElectricalModel OutlineEngineChassisBodyfor Technician 14 K111 CVT Gear Train –Operation (D Position) D position (Lowest Ratio) D position (Highest Ratio) ON OFF Pulley Width = Large Pulley Width = Small ON OFF Pulley Width = Small Pulley Width = Large

Body ElectricalModel OutlineEngineChassisBodyfor Technician 15 N positionR position K111 CVT Gear Train –Operation (N and R Position) OFF Pulley Width = Large Pulley Width = Small OFF ON Pulley Width = Large Pulley Width = Small