Automatic Transaxle On-Vehicle Service

• General Description
  • Notes
  • Transaxle
  • Transaxle Configuration Drawing
  • Components And Functions
  • Function Element Table <4A/T>
  • Function Element Table <5A/T>
    • Notes
    • Sectional View <4A/T>
    • Sectional View <5A/T>
  • Electronically-Controlled System
    • INVECS-II
  • Features
    • Optimum Shift Control
  • Adaptive Shift Control
  • System Construction Diagram
    • Notes
    • Shift Pattern Control
      • Upshift Pattern <4A/T>
      • Downshift Pattern <4A/T>
      • Upshift Pattern <5A/T>
      • Downshift Pattern <5A/T>
    • Torque Converter Clutch Control
      • 4TH Gear Range <4A/T>
      • 3RD Gear Range <4A/T>
      • 5TH Gear Range <5A/T>
      • 4TH Gear Range <5A/T>
• Automatic Transaxle Diagnosis
  • Diagnostic Troubleshooting Flow
  • Introduction To A/T Diagnosis
  • A/T Diagnostic Troubleshooting Strategy
  • Diagnostic Function
    • Check Selector Lever Position Indicator Light
    • On-Board Diagnostics
    • How To Connect The Scan Tool (M.U.T.-III)
    • How To Read And Erase Diagnostic Trouble Codes
    • How To Read Data List
    • How To Perform Actuator Test
    • How To Diagnose The Can Bus Lines
  • How To Initialize A/T Learned Value
    • Aim
    • Initialization Procedure
  • Fail-Safe/Backup Function
  • Road Test
  • Torque Converter Stall Test
    • Notes
    • Torque Converter Stall Test Judgment Results
  • Hydraulic Pressure Tests
    • Notes
    • Standard Hydraulic Pressure Table
    • Hydraulic Pressure Test Diagnosis Table
    • Oil Seal Layout
  • Hydraulic Circuit
    • Parking And Neutral <4A/T>
    • 1ST Gear <4A/T>
    • 2ND Gear <4A/T>
    • 3RD Gear <4A/T>
    • 4TH Gear <4A/T>
    • Reverse Gear <4A/T>
    • Fail-Safe (In Case Of Fail-Safe Valve A Operation) <4A/T>
    • Fail-Safe (In Case Of Fail-Safe Valve B Operation) <4A/T>
    • Parking And Neutral <5A/T>
    • 1ST Gear <5A/T>
    • 2ND Gear <5A/T>
    • 3RD Gear <5A/T>
    • 4TH Gear <5A/T>
    • 5TH Gear <5A/T>
    • Reverse Gear <5A/T>
    • Fail-Safe (In Case Of Fail-Safe Valve A Operation) <5A/T>
    • Fail-Safe (In Case Of Fail-Safe Valve B Operation) <5A/T>
    • Fail-Safe (In Case Of Fail-Safe Valve C Operation) <5A/T>
  • Line Pressure Adjustment
  • Diagnostic Trouble Code Chart
  • Symptom Chart
  • Diagnostic Trouble Code Procedures
    • DTC P1606: EEPROM Malfunction
      • DTC Set Conditions
      • Troubleshooting Hints (The Most Likely Causes For This Code To Be Set Are:)
      • Diagnosis
    • DTC P1763 (P0713): Transmission Fluid Temperature Sensor System (Open Circuit)
      • Notes
      • Circuit Operation
      • Descriptions Of Monitor Methods
      • Monitor Execution
      • Monitor Execution Conditions (Other Monitor And Sensor)
      • LOGIC FLOW CHARTS (Monitor Sequence)
      • DTC Set Conditions
        • Check Conditions
        • Judgement Criteria
      • OBD-II Drive Cycle Pattern
      • Troubleshooting Hints (The Most Likely Causes For This Code To Be Set Are:)
      • Diagnosis
    • DTC P1764 (P0712): Transmission Fluid Temperature Sensor System (Short Circuit)
      • Transmission Fluid Temperature Sensor System Circuit
      • Circuit Operation
      • Descriptions Of Monitor Methods
      • Monitor Execution
      • Monitor Execution Conditions (Other Monitor And Sensor)
      • LOGIC FLOW CHARTS (Monitor Sequence)
      • DTC Set Conditions
        • Check Conditions, Judgement Criteria
      • OBD-II Drive Cycle Pattern
      • Troubleshooting Hints (The Most Likely Causes For This Code To Be Set Are:)
      • Diagnosis
    • DTC P1766 (P0715): Input Shaft Speed Sensor System (Short Circuit/Open Circuit)
      • Notes
      • Circuit Operation
      • Descriptions Of Monitor Methods
      • Monitor Execution
      • Monitor Execution Conditions (Other Monitor And Sensor)
      • LOGIC FLOW CHARTS (Monitor Sequence)
      • DTC Set Conditions
        • Check Conditions
        • Judgment Criteria
      • OBD-II Drive Cycle Pattern
      • Troubleshooting Hints (The Most Likely Causes For This Code To Be Set Are:)
      • Diagnosis
    • DTC P1767 (P0720): Output Shaft Speed Sensor System (Short Circuit/Open Circuit)
      • Notes
      • Circuit Operation
      • Descriptions Of Monitor Methods
      • Monitor Execution
      • Monitor Execution Conditions (Other Monitor And Sensor)
      • LOGIC FLOW CHARTS (Monitor Sequence)
      • DTC Set Conditions
        • Check Conditions
        • Judgement Criteria
      • OBD-II Drive Cycle Pattern
      • Troubleshooting Hints (The Most Likely Causes For This Code To Be Set Are:)
      • Diagnosis
    • DTC P1769: Stoplight Switch System
      • Notes
      • Circuit Operation
      • DTC Set Conditions
      • Troubleshooting Hints (The Most Likely Causes For This Code To Be Set Are:)
      • Diagnosis
    • DTC P1770 (P0705): Transmission Range Switch System (Open Circuit)
      • Notes
      • Circuit Operation
      • Descriptions Of Monitor Methods
      • Monitor Execution
      • Monitor Execution Conditions (Other Monitor And Sensor)
      • LOGIC FLOW CHARTS (Monitor Sequence)
      • DTC Set Conditions
        • Check Conditions, Judgment Criteria
      • OBD-II Drive Cycle Pattern
      • Troubleshooting Hints (The Most Likely Causes For This Code To Be Set Are:)
      • Diagnosis
    • DTC P1771 (P0705): Transmission Range Switch System (Short Circuit)
      • Notes
      • Transmission Range Switch System Circuit
      • Circuit Operation
      • Descriptions Of Monitor Methods
      • Monitor Execution
      • Monitor Execution Conditions (Other Monitor And Sensor)
      • LOGIC FLOW CHARTS (Monitor Sequence)
      • DTC Set Conditions
        • Check Conditions, Judgement Criteria
      • OBD-II Drive Cycle Pattern
      • Troubleshooting Hints (The Most Likely Causes For This Code To Be Set Are:)
      • Diagnosis
    • DTC P1773 (P0753): Low-Reverse Solenoid Valve
      • Notes
      • Circuit Operation
      • Descriptions Of Monitor Methods
      • Monitor Execution
      • Monitor Execution Conditions (Other Monitor And Sensor)
      • LOGIC FLOW CHARTS (Monitor Sequence)
      • DTC Set Conditions
        • Check Conditions
        • Judgement Criteria
      • OBD-II Drive Cycle Pattern
      • Troubleshooting Hints (The Most Likely Causes For This Code To Be Set Are:)
      • Diagnosis
    • DTC P1774 (P0758): Underdrive Solenoid Valve System
      • Solenoid Valve System Circuit
      • Circuit Operation
      • Descriptions Of Monitor Methods
      • Monitor Execution
      • Monitor Execution Conditions (Other Monitor And Sensor)
      • LOGIC FLOW CHARTS (Monitor Sequence)
      • DTC Set Conditions
        • Check Conditions
        • Judgement Criteria
      • OBD-II Drive Cycle Pattern
      • Troubleshooting Hints (The Most Likely Causes For This Code To Be Set Are:)
      • Diagnosis
    • DTC P1775 (P0763): Second Solenoid Valve System
      • Solenoid Valve System Circuit
      • Circuit Operation
      • Descriptions Of Monitor Methods
      • Monitor Execution
      • Monitor Execution Conditions (Other Monitor And Sensor)
      • LOGIC FLOW CHARTS (Monitor Sequence)
      • DTC Set Conditions
        • Check Conditions
        • Judgement Criteria
      • OBD-II Drive Cycle Pattern
      • Troubleshooting Hints (The Most Likely Causes For This Code To Be Set Are:)
      • Diagnosis
    • DTC P1776 (P0768): Overdrive Solenoid Valve System
      • Solenoid Valve System Circuit
      • Circuit Operation
      • Descriptions Of Monitor Methods
      • Monitor Execution
      • Monitor Execution Conditions (Other Monitor And Sensor)
      • LOGIC FLOW CHARTS (Monitor Sequence)
      • DTC Set Conditions
        • Check Conditions
        • Judgement Criteria
      • OBD-II Drive Cycle Pattern
      • Troubleshooting Hints (The Most Likely Causes For This Code To Be Set Are:)
      • Diagnosis
    • DTC P1777 (P0773): Reduction solenoid valve system <5A/T>
      • Solenoid Valve System Circuit
      • Circuit Operation
      • Descriptions Of Monitor Methods
      • Monitor Execution
      • Monitor Execution Conditions (Other Monitor And Sensor)
      • LOGIC FLOW CHARTS (Monitor Sequence)
      • DTC Set Conditions
        • Check Conditions
        • Judgement Criteria
      • OBD-II Drive Cycle Pattern
      • Troubleshooting Hints (The Most Likely Causes For This Code To Be Set Are:)
      • Diagnosis
    • DTC P1778 (P0743): Torque Converter Clutch Solenoid Valve System
      • Solenoid Valve System Circuit
      • Circuit Operation
      • Descriptions Of Monitor Methods
      • Monitor Execution
      • Monitor Execution Conditions (Other Monitor And Sensor)
      • LOGIC FLOW CHARTS (Monitor Sequence)
      • DTC Set Conditions
        • Check Conditions
        • Judgement Criteria
      • OBD-II Drive Cycle Pattern
      • Troubleshooting Hints (The Most Likely Causes For This Code To Be Set Are:)
      • Diagnosis
    • DTC P1779 (P0731): 1st Gear Incorrect Ratio; DTC P1780 (P0732): 2nd Gear Incorrect Ratio; DTC P1781 (P0733): 3rd Gear Incorrect Ratio; DTC P1782 (P0734): 4th Gear Incorrect Ratio; DTC P1783 (P0735): 5th Gear Incorrect Ratio <5A/T>; DTC P1784 (P0736): Reverse Gear Incorrect Ratio
      • Circuit Operation
      • Descriptions Of Monitor Methods <DTC P1779 (P0731)>
      • Monitor Execution <DTC P1779 (P0731)>
      • Monitor Execution Conditions (Other Monitor And Sensor) <DTC P1779 (P0731)>
      • LOGIC FLOW CHARTS (Monitor Sequence) <DTC P1779 (P0731)>
      • DTC Set Conditions
        • Check Conditions
        • Judgement Criteria
      • OBD-II Drive Cycle Pattern <DTC P1779 (P0731)>
      • Descriptions Of Monitor Methods <DTC P1780 (P0732)>
      • Monitor Execution <DTC P1780 (P0732)>
      • Monitor Execution Conditions (Other Monitor And Sensor) <DTC P1780 (P0732)>
      • LOGIC FLOW CHARTS (Monitor Sequence) <DTC P1780 (P0732)>
      • DTC Set Conditions
        • Check Conditions
        • Judgement Criteria
      • OBD-II Drive Cycle Pattern <DTC P1780 (P0732)>
      • Descriptions Of Monitor Methods <DTC P1781 (P0733)>
      • Monitor Execution <DTC P1781 (P0733)>
      • Monitor Execution Conditions (Other Monitor And Sensor) <DTC P1781 (P0733)>
      • LOGIC FLOW CHARTS (Monitor Sequence) <DTC P1781 (P0733)>
      • DTC Set Conditions
        • Check Conditions
        • Judgement Criteria
      • OBD-II Drive Cycle Pattern <DTC P1781 (P0733)>
      • Descriptions Of Monitor Methods <DTC P1782 (P0734)>
      • Monitor Execution <DTC P1782 (P0734)>
      • Monitor Execution Conditions (Other Monitor And Sensor) <DTC P1782 (P0734)>
      • LOGIC FLOW CHARTS (Monitor Sequence) <DTC P1782 (P0734)>
      • DTC Set Conditions
        • Check Conditions
        • Judgement Criteria
      • OBD-II Drive Cycle Pattern <DTC P1782 (P0734)>
      • Descriptions Of Monitor Methods <DTC P1783 (P0735)> <5A/T>
      • Monitor Execution <DTC P1783 (P0735)> <5A/T>
      • Monitor Execution Conditions (Other Monitor And Sensor) <DTC P1783 (P0735)> <5A/T>
      • LOGIC FLOW CHARTS (Monitor Sequence) <DTC P1783 (P0735)> <5A/T>
      • DTC Set Conditions <5A/T>
        • Check Conditions
        • Judgement Criteria
      • OBD-II Drive Cycle Pattern <DTC P1783 (P0735)> <5A/T>
      • Descriptions Of Monitor Methods <DTC P1784 (P0736)>
      • Monitor Execution <DTC P1784 (P0736)>
      • Monitor Execution Conditions (Other Monitor And Sensor) <DTC P1784 (P0736)>
      • LOGIC FLOW CHARTS (Monitor Sequence) <DTC P1784 (P0736)>
      • DTC Set Conditions
        • Check Conditions
        • Judgement Criteria
      • OBD-II Drive Cycle Pattern <DTC P1784 (P0736)>
      • Troubleshooting Hints (The Most Likely Causes For This Code To Be Set Are:)
      • Diagnosis
    • DTC P1786 (P0741): Torque Converter Clutch System (Stuck Off)
      • Descriptions Of Monitor Methods
      • Monitor Execution
      • Monitor Execution Conditions (Other Monitor And Sensor)
      • LOGIC FLOW CHARTS (Monitor Sequence)
      • DTC Set Conditions
        • Check Conditions
        • Judgement Criteria
      • OBD-II Drive Cycle Pattern
      • Troubleshooting Hints (The Most Likely Causes For This Code To Be Set Are:)
      • Diagnosis
    • DTC P1787 (P0742): Torque Converter Clutch System (Stuck On)
      • Descriptions Of Monitor Methods
      • Monitor Execution
      • Monitor Execution Conditions (Other Monitor And Sensor)
      • LOGIC FLOW CHARTS (Monitor Sequence)
      • DTC Set Conditions
        • Check Conditions
        • Judgement Criteria
      • OBD-II Drive Cycle Pattern
      • Troubleshooting Hints (The Most Likely Causes For This Code To Be Set Are:)
      • Diagnosis
    • DTC P1788 (P1751): A/T Control Relay System
      • Notes
      • Circuit Operation
      • Descriptions Of Monitor Methods
      • Monitor Execution
      • Monitor Execution Conditions (Other Monitor And Sensor)
      • LOGIC FLOW CHARTS (Monitor Sequence)
      • DTC Set Conditions
        • Check Conditions
        • Judgement Criteria
      • OBD-II Drive Cycle Pattern
      • Troubleshooting Hints (The Most Likely Causes For This Code To Be Set Are:)
      • Diagnosis
  • Symptom Procedures
    • INSPECTION PROCEDURE 1: Engine does not Start
      • Comment
      • Troubleshooting Hints (The Most Likely Causes For This Condition:)
      • Diagnosis
    • INSPECTION PROCEDURE 2: Does not Move Forward
      • Comment
      • Troubleshooting Hints (The Most Likely Causes For This Condition:)
      • Diagnosis
    • INSPECTION PROCEDURE 3: Does not Move Backward
      • Comment
      • Troubleshooting Hints (The Most Likely Causes For This Condition:)
      • Diagnosis
    • INSPECTION PROCEDURE 4: Does not Move (Forward or Backward)
      • Comment
      • Troubleshooting Hints (The Most Likely Causes For This Condition:)
      • Diagnosis
    • INSPECTION PROCEDURE 5: Engine Stalls when Moving Selector Lever from "N" to "D" or "N" to "R"
      • Comment
      • Troubleshooting Hints (The Most Likely Causes For This Condition:)
      • Diagnosis
    • INSPECTION PROCEDURE 6: Shift Shock when Shifting from "N" to "D" and Long Delay
      • Comment
      • Troubleshooting Hints (The Most Likely Causes For This Condition:)
      • Diagnosis
    • INSPECTION PROCEDURE 7: Shift Shock when Shifting from "N" to "R" and Long Delay
      • Comment
      • Troubleshooting Hints (The Most Likely Causes For This Condition:)
      • Diagnosis
    • INSPECTION PROCEDURE 8: Shift Shock when Shifting from "N" to "D," "N" to "R" and Long Delay
      • Comment
      • Troubleshooting Hints (The Most Likely Causes For This Condition:)
      • Diagnosis
    • INSPECTION PROCEDURE 9: Shift Shock and Slipping
      • Comment
      • Troubleshooting Hints (The Most Likely Causes For This Condition:)
      • Diagnosis
    • INSPECTION PROCEDURE 10: Early or Late Shifting in All Gears
      • Comment
      • Troubleshooting Hints (The Most Likely Causes For This Condition:)
      • Diagnosis
    • INSPECTION PROCEDURE 11: Early or Late Shifting in Some Gears
      • Comment
      • Troubleshooting Hints (The Most Likely Causes For This Condition:)
      • Diagnosis
    • INSPECTION PROCEDURE 12: No Diagnostic Trouble Codes (Does not Shift)
      • Notes
      • Circuit Operation
      • Comment
      • Troubleshooting Hints (The Most Likely Causes For This Condition:)
      • Diagnosis
    • INSPECTION PROCEDURE 13: Poor Acceleration
      • Comment
      • Troubleshooting Hints (The Most Likely Causes For This Condition:)
      • Diagnosis
    • INSPECTION PROCEDURE 14: Vibration
      • Comment
      • Troubleshooting Hints (The Most Likely Causes For This Condition:)
      • Diagnosis
    • INSPECTION PROCEDURE 15: Shift Switch Assembly System
      • Notes
      • Circuit Operation
      • Comment
      • Troubleshooting Hints (The Most Likely Causes For This Case:)
      • Diagnosis
    • INSPECTION PROCEDURE 16: Selector Lever Position Indicator Light System
      • Operation
      • Comment
      • Troubleshooting Hints (The Most Likely Causes For This Condition:)
      • Diagnosis
  • Data List Reference Table
  • Actuator Test Reference Table
  • INVECS-II Cancel Command (Special Function)
  • Pcm Terminal Voltage Reference Chart For Transaxle Operation
  • Pcm Terminal Resistance And Continuity Inspection Chart
  • Inspection Procedure Using An Oscilloscope
• Diagnosis
  • Introduction To A/T Key Interlock And Shift Lock Mechanisms
  • A/T Key Interlock And Shift Lock Mechanisms Diagnostic Troubleshooting Strategy
  • Symptom Chart
  • Symptom Procedures
    • INSPECTION PROCEDURE 1: Selector Lever can be Moved from "P" to "R" Position without Depressing Brake Pedal when Ignition Key is at any Position Other than "LOCK" (OFF) Position
      • Technical Description (Comment)
      • Troubleshooting Hints
      • Diagnosis
    • INSPECTION PROCEDURE 2: Selector Lever cannot be Moved from "P" to "R" Position with Brake Pedal Depressed when Ignition Key is at any Position Other than "LOCK" (OFF) Position
      • Technical Description (Comment)
      • Troubleshooting Hints
      • Diagnosis
    • INSPECTION PROCEDURE 3: Selector Lever can be Moved from "P" to "R" Position with Brake Pedal Depressed when Ignition Key is at "LOCK" (OFF) Position
      • Technical Description (Comment)
      • Troubleshooting Hints
      • Diagnosis
    • INSPECTION PROCEDURE 4: Selector Lever cannot be Moved from "P" to "R" Position Smoothly
      • Technical Description (Comment)
      • Troubleshooting Hints
      • Diagnosis
    • INSPECTION PROCEDURE 5: Selector Lever cannot be Moved from "R" to "P" Position
      • Technical Description (Comment)
      • Troubleshooting Hints
      • Diagnosis
    • INSPECTION PROCEDURE 6: Ignition Key cannot be Turned to the "LOCK" (OFF) Position when Selector Lever is at "P" Position
      • Technical Description (Comment)
      • Troubleshooting Hints
      • Diagnosis
    • INSPECTION PROCEDURE 7: Ignition Key can be Turned to the "LOCK" (OFF) Position when Selector Lever is at any Position Other than "P" Position
      • Technical Description (Comment)
      • Troubleshooting Hints
      • Diagnosis
• Special Tools
• On-Vehicle Service
  • A/T Control Component Layout
  • Essential Service
    • Transmission Fluid Check
    • Transmission Fluid Change
  • Flushing Coolers And Tubes
  • Oil Cooler Flow Check
  • Transmission Range Switch Check
  • Transmission Range Switch And Control Cable Adjustment
  • Automatic Transaxle Control Component Check
    • Crankshaft Position Sensor Check
    • Transmission Fluid Temperature Sensor Check
  • Stoplight Switch Check
  • A/T Control Relay Check
  • Solenoid Valve Check
  • Selector Lever Operation Check
  • Key Interlock And Shift Lock Mechanism Check
• Transaxle Control
  • Removal And Installation
    • Notes
    • Installation Service Points
      • >>A<< Shift Lock Cable Unit Installation
      • >>B<< Transaxle Control Cable Assembly (Transaxle Side)/Adjusting Nut Installation
  • Inspection
• A/T Key Interlock And Shift Lock Mechanisms
  • Removal And Installation
    • Notes
    • Removal Service Points
      • <<A>> Shift Lock Cable Unit Removal
    • Installation Service Points
      • >>A<< Shift Lock Cable Unit Installation
      • >>B<< Shift Lock Cable Unit (Brake Pedal Side) Installation
  • Inspection
• Transaxle Assembly
  • Removal And Installation
    • Notes
    • Removal Service Points
      • <<A>> Drive Shaft Nut Removal
      • <<B>> Tie Rod End Connection/Lower Arm Ball Joint Connection Removal
      • <<C>> Drive Shaft Removal
      • <<D>> Torque Converter And Drive Plate Coupling Bolts Removal
      • <<E>> Engine Assembly Supporting
      • <<C>> Drive Shaft <LH>/Drive Shaft And Inner Shaft Assembly <RH> Removal
    • Installation Service Point
      • >>A<< Transaxle Assembly Installation
      • >>B<< Transaxle Mounting Stopper Installation
      • >>C<< Drive Shaft Installation
      • >>D<< Drive Shaft Nut Installation
      • >>E<< Transaxle Control Cable/Adjusting Nut Installation
      • >>C<< Drive Shaft And Inner Shaft Assembly <RH>/Drive Shaft <LH> Installation
    • <5A/T>
• Transmission Fluid Cooler, Hose And Pipe
  • Removal And Installation
    • <4A/T>
    • Removal Service Points
      • <<A>> Transmission Fluid Cooler Return Hose/Transmission Fluid Cooler Feed Hose/Water Cooler Feed Hose/Water Cooler Return Hose/ATF Warmer (Transmission Fluid Cooler) Removal
      • <<A>> Transmission Fluid Cooler Line Hose A, B, C/Transmission Fluid Cooler Line Tube/Transmission Fluid Cooler Removal
    • <5A/T>
• Specifications
  • Fastener Tightening Specifications
  • Service Specifications
  • Lubricant