Lexus ES manuals

Lexus ES: Removal

Lexus ES (XZ10) Service Manual / Suspension / Front Suspension / Front Suspension Member / Removal

REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are removed and installed, or replaced during front frame assembly removal/installation are shown below.

Necessary Procedure After Parts Removed/Installed/Replaced (for HV Model:)

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link
*1: When performing learning using the Techstream.

Click here

*2: for LED type turn signal light

Auxiliary battery terminal is disconnected/reconnected

Perform steering sensor zero point calibration

Lane control system

Pre-collision system

Parking support brake system*1

Lighting System

Memorize steering angle neutral point

Parking assist monitor system

Panoramic view monitor system

Initialize power trunk lid system

Power trunk lid system

Replacement of ECM

Perform Vehicle Identification Number (VIN) registration

MIL illuminates

  • Replacement of engine assembly
  • Gas leak from exhaust system is repaired
  • Replacement of engine coolant temperature sensor

Inspection After Repair
  • Poor idle, etc.
  • Engine start function, etc.

Replacement of inverter with converter assembly

Resolver learning
  • DTCs are stored
  • Slight vibration at a vehicle speed of 5 km/h (3 mph) or less
  • Shock or vibration during acceleration

Replacement of hybrid vehicle transaxle assembly
  • Resolver learning
  • Initialize resolver
  • Suspension, tires, etc.

    (The vehicle height changes because of suspension or tire replacement)

  • Replacement of front bumper assembly
  • Measurement of ultrasonic sensor detection angle
  • Ultrasonic sensor detection angle registration
  • Parking support alert system
  • Parking support brake system

Suspension, tires, etc.

(The vehicle height changes because of suspension or tire replacement)

Rear television camera assembly optical axis (Back camera position setting)

Parking assist monitor system

for Initialization:

for Calibration:

Replacement of front bumper assembly

Front television camera view adjustment

Panoramic view monitor system

for Initialization:

for Calibration:

Suspension, tires, etc.

(The vehicle height changes because of suspension or tire replacement)
  • Parking assist ECU initialization
  • Adjust steering angle
  • Rear television camera assembly optical axis (Back camera position setting)

Replacement of headlight ECU sub-assembly LH
  • Synchronize the vehicle information
  • Perform headlight ECU sub-assembly LH initialization*2

Lighting system

Suspension, tires, etc.

(The vehicle height changes because of suspension or tire replacement)

Perform headlight ECU sub-assembly LH initialization*2

Front wheel alignment adjustment
  1. Clear zero point calibration data.
  2. Perform yaw rate and acceleration sensor zero point calibration.
  • DTCs are stored
  • ABS warning light illuminates
  • Brake warning light / yellow (minor malfunction) illuminates
  • Slip indicator light illuminates
  • VSC disabled or malfunctions

Rack and pinion power steering gear assembly
  • Perform torque sensor zero point calibration
  • Assist map writing
  • DTCs are output
  • Steering effort different between turning steering wheel left and right
  • EPS warning light illuminates

NOTICE:

  • After the power switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the power switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) auxiliary battery terminal. (for Audio and Visual System)
  • After the power switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the power switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) auxiliary battery terminal. (for Navigation System)

CAUTION / NOTICE / HINT

Necessary Procedure After Parts Removed/Installed/Replaced (for Gasoline Model:)

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link
*1: When performing learning using the Techstream.

Click here

*2: When the ECM is replaced with a new one, reset memory is unnecessary.

Battery terminal is disconnected/reconnected

Perform steering sensor zero point calibration

Lane Control System

Pre-collision System

Parking Support Brake System*1

Lighting System

Memorize steering angle neutral point

Parking Assist Monitor System

Panoramic View Monitor System

Initialize power trunk lid system

Power Trunk Lid System

Replacement of ECM

Vehicle Identification Number (VIN) registration

MIL comes on

ECU communication ID registration (Immobiliser system)

Engine start function

  • Replacement of engine assembly
  • Gas leak from exhaust system is repaired

Inspection after repair
  • Poor idle, etc.
  • Engine start function, etc.

Replacement of automatic transaxle assembly
  1. Reset Memory
  2. Input transaxle compensation code into ECM
  3. Perform road test to allow ECM to learn
  • Large shift shock
  • Deterioration of fuel efficiency

for Initialization:

for Registration:

Replacement of ECM

(If transaxle compensation code read from ECM)
  1. Reset memory*2
  2. Transfer transaxle compensation code
  3. Perform road test to allow ECM to learn

Replacement of ECM

(If transaxle compensation code not read from ECM)
  1. Reset memory*2
  2. Reset transaxle compensation code
  3. Perform road test to allow ECM to learn

Replacement of ECM

Code registration (Smart access system with push-button start (for Start Function, Gasoline Model)
  • Wireless Door Lock Control System
  • Smart Access System with Push-button Start (for Entry Function, Gasoline Model)
  • Smart Access System with Push-button Start (for Start Function, Gasoline Model)
  • Steering lock function
  • Telematics System

Replacement of automatic transaxle fluid

ATF thermal degradation estimate reset

The value of the Data List item "ATF Thermal Degradation Estimate" is not estimated correctly

Suspension, tires, etc.

(The vehicle height changes because of suspension or tire replacement)

Rear television camera assembly optical axis adjustment (Back camera position setting)

Parking Assist Monitor System

for Initialization:

for Calibration:

Perform headlight ECU sub-assembly LH initialization

Lighting system

Replacement of front bumper assembly

Front television camera view adjustment

Panoramic View Monitor System

for Initialization:

for Calibration:

Suspension, tires, etc.

(The vehicle height changes because of suspension or tire replacement)
  • Parking assist ECU initialization
  • Adjust steering angle
  • Rear television camera assembly optical axis (Back camera position setting)

Front wheel alignment adjustment
  1. Perform "Reset Memory".
  2. Perform acceleration sensor zero point calibration and store system information memorization.
  • VSC is disabled or malfunctions
  • DTCs are output
  • Slip indicator light illuminates
  • ABS warning light illuminates

Rack and pinion power steering gear assembly
  • Perform torque sensor zero point calibration
  • Assist map writing
  • DTCs are output
  • Steering effort different between turning steering wheel left and right
  • EPS warning light illuminates

NOTICE:

  • After the engine switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the engine switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) battery terminal. (for Audio and Visual System)
  • After the engine switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the engine switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) battery terminal. (for Navigation System)

PROCEDURE

1. REMOVE ENGINE ASSEMBLY WITH TRANSAXLE

for A25A-FXS: Click here

for 2GR-FKS: Click here

2. REMOVE FUEL DELIVERY GUARD (for A25A-FXS)

Click here

3. INSTALL ENGINE HANGERS

for A25A-FXS: Click here

for 2GR-FKS: Click here

4. REMOVE STEERING GEAR HEAT INSULATOR (for A25A-FXS)

Click here

5. DISCONNECT WIRE HARNESS

Click here

6. REMOVE FRONT FRAME ASSEMBLY

(a) Remove the 3 nuts and separate the front engine mounting insulator from the front frame assembly.

(b) Remove the 4 nuts and separate the rear engine mounting insulator from the front frame assembly.

7. REMOVE FRONT STABILIZER BAR WITH BRACKET

Click here

8. REMOVE RACK AND PINION POWER STEERING GEAR ASSEMBLY

Click here

9. REMOVE FRONT LOWER NO. 1 SUSPENSION ARM SUB-ASSEMBLY LH

(a) Remove the 3 bolts, nut and front lower No. 1 suspension arm sub-assembly LH from the front frame assembly.

NOTICE:

Because the nut has its own stopper, do not turn the nut. Loosen the bolt with the nut secured.

(b) Remove the front lower arm bushing stopper from the front lower No. 1 suspension arm sub-assembly.

10. REMOVE FRONT LOWER NO. 1 SUSPENSION ARM SUB-ASSEMBLY RH

HINT:

Perform the same procedure as for the LH side.

11. REMOVE NO. 2 EXHAUST PIPE SUPPORT BRACKET

(a) Remove the 2 bolts and No. 2 exhaust pipe support bracket from the front frame assembly.

12. REMOVE FRONT SUSPENSION MEMBER DYNAMIC DAMPER (for 2GR-FKS)

(a) Remove the 2 bolts and front suspension member dynamic damper from the front frame assembly.

13. REMOVE BOLT (for A25A-FXS)

(a) Remove the 2 bolts from the front frame assembly.

14. REMOVE FRONT SUSPENSION MEMBER BODY MOUNTING FRONT STOPPER

(a) Remove the 2 front suspension member body mounting front stoppers from the front frame assembly.

15. REMOVE FRONT SUSPENSION MEMBER BODY MOUNTING REAR STOPPER

(a) Remove the 2 front suspension member body mounting rear stoppers from the front frame assembly.

16. REMOVE FRONT SUSPENSION MEMBER BODY MOUNTING FRONT CUSHION (for LH Side)

(a) Using a chisel and hammer, kink the flange of the front suspension member body mounting front cushion as shown in the illustration.

*a

Flange

(b) Apply lubricant to the contact surfaces of the front suspension member body mounting front cushion.

(c) Install SST as shown in the illustration.

SST: 09830-10010

09830-01010

09830-01040

09830-01050

SST: 09950-40011

09951-04020

09952-04010

09954-04010

09955-04011

09958-04011

NOTICE:

Apply molybdenum grease to the threads and tip of the SST center bolt before use.

*1

Front Suspension Member Body Mounting Front Cushion

(d) Turn the SST center bolt as shown in the illustration to create a clearance between the front suspension member body mounting front cushion and the front frame assembly.

*a

Hold

Turn

(e) While applying lubricant to the front suspension member body mounting front cushion through the clearance, gradually remove the front suspension member body mounting front cushion.

NOTICE:

  • Tighten SST slowly and evenly.
  • Be careful as the mounting cushion may fly out.
  • The mounting cushion cannot be reused.

17. REMOVE FRONT SUSPENSION MEMBER BODY MOUNTING FRONT CUSHION (for RH Side)

HINT:

Perform the same procedure as for the LH side.

18. REMOVE FRONT SUSPENSION MEMBER BODY MOUNTING REAR CUSHION LH

(a) Using a chisel and hammer, kink the flange of the front suspension member body mounting rear cushion LH as shown in the illustration.

*a

Flange

(b) Apply lubricant to the contact surfaces of the front suspension member body mounting rear cushion LH.

(c) Install SST as shown in the illustration.

SST: 09830-10010

09830-01010

09830-01040

09830-01050

SST: 09950-40011

09951-04020

09952-04010

09954-04010

09955-04011

09958-04011

NOTICE:

Apply molybdenum grease to the threads and tip of the SST center bolt before use.

*1

Front Suspension Member Body Mounting Rear Cushion LH

(d) Turn the SST center bolt as shown in the illustration to create a clearance between the front suspension member body mounting rear cushion LH and the front frame assembly.

*a

Hold

Turn

(e) While applying lubricant to the front suspension member body mounting rear cushion LH through the clearance, gradually remove the front suspension member body mounting rear cushion LH.

NOTICE:

  • Tighten SST slowly and evenly.
  • Be careful as the mounting cushion may fly out.
  • The mounting cushion cannot be reused.

19. REMOVE FRONT SUSPENSION MEMBER BODY MOUNTING REAR CUSHION

HINT:

Perform the same procedure as for the front suspension member body mounting rear cushion LH.

20. REMOVE HOLE PLUG

(a) Remove the 7 hole plugs from the front frame assembly.

HINT:

There are 2 different shapes of hole plug.

READ NEXT:

 Installation

INSTALLATION PROCEDURE 1. INSTALL HOLE PLUG (a) Install the 7 hole plugs to the front frame assembly. HINT: There are 2 different shapes of hole plug. 2. INSTALL FRONT SUSPENSION MEMBER BODY MOUNTING

 Installation

INSTALLATION PROCEDURE 1. INSTALL HOLE PLUG (a) Install the 7 hole plugs to the front frame assembly. HINT: There are 2 different shapes of hole plug. 2. INSTALL FRONT SUSPENSION MEMBER BODY MOUNTING

 Front Suspension System

SEE MORE:

 Voice Guidance does not Function

WIRING DIAGRAM PROCEDURE 1. CHECK VOICE GUIDANCE SETTING (a) Check that the voice guidance settings are not off. OK: Voice guidance settings are not off. NG CHANGE VOICE GUIDANCE SETTINGS TO ON OK 2. CHECK HARNESS AND CONNECTOR (RADIO RECEIVER ASSEMBLY - NA

 ABS does not Operate

DESCRIPTION When the electronically controlled brake system is operating, as the input piston and output piston are not directly connected, the kickback of the brake pedal is minimal during ABS operation and the driver may not notice that ABS operated. CAUTION / NOTICE / HINT NOTICE: After replacing

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