Lexus ES manuals

Lexus ES: 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 motor cooling cooler removal/installation are shown below.

Necessary Procedure After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link

Auxiliary battery terminal is disconnected/reconnected

Perform steering sensor zero point calibration

Lane Control System (for HV Model)

Pre-collision System (for HV Model)

Parking Support Brake System (for HV Model)*

Lighting System (for HV Model)

Memorize steering angle neutral point

Parking Assist Monitor System (for HV Model)

Panoramic View Monitor System (for HV Model)

Initialize power trunk lid system

Power Trunk Lid System (for HV Model)

Replacement of ECM

Perform Vehicle Identification Number (VIN) registration

MIL illuminates

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

  • *: When performing learning using the Techstream.

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CAUTION:

  • Orange wire harnesses and connectors indicate high-voltage circuits. To prevent electric shock, always follow the procedure described in the repair manual.

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  • To prevent electric shock, wear insulated gloves when working on wire harnesses and components of the high voltage system.

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 FRONT WHEEL OPENING EXTENSION PAD RH

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2. REMOVE FRONT WHEEL OPENING EXTENSION PAD LH

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3. REMOVE NO. 1 ENGINE UNDER COVER

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4. REMOVE NO. 2 ENGINE UNDER COVER ASSEMBLY

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5. REMOVE FRONT FENDER APRON SEAL LH

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6. REMOVE INVERTER WITH CONVERTER ASSEMBLY

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7. REMOVE NO. 1 INVERTER COOLING HOSE

(a) Slide the clip and remove the No. 1 inverter cooling hose from the motor cooling cooler.

8. DISCONNECT NO. 5 INVERTER COOLING HOSE

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9. REMOVE MOTOR COOLING COOLER

(a) Remove the oil cooler union bolt and gasket to disconnect the No. 2 motor cooling pipe from the hybrid vehicle transaxle assembly.

*1

Oil Cooler Union Bolt

*2

No. 1 Oil Cooler Tube Clamp

(b) Remove the bolt and No. 1 oil cooler tube clamp to disconnect the No. 2 motor cooling pipe from the hose bracket.

(c) Remove the 3 bolts to disconnect the motor cooling cooler from the No. 1 transmission control cable bracket.

(d) Slide the clip and disconnect the No. 1 motor cooling hose from the transaxle housing tube connector.

NOTICE:

Make sure not to remove the No. 1 motor cooling hose from the motor cooling cooler as the motor cooling cooler may be deformed.

10. REMOVE NO. 2 MOTOR COOLING PIPE

(a) Slide the clip and remove the No. 2 motor cooling pipe from the No. 2 motor cooling hose.

NOTICE:

Make sure not to remove the No. 2 motor cooling hose from the motor cooling cooler as the motor cooling cooler may be deformed.

READ NEXT:

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 Adjustment

ADJUSTMENT PROCEDURE 1. SECURE VEHICLE (a) Fully apply the parking brake and chock a wheel. CAUTION: Make sure to apply the parking brake and chock a wheel before performing this procedure. If th

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 Installation

INSTALLATION PROCEDURE 1. TEMPORARILY TIGHTEN PROPELLER WITH CENTER BEARING SHAFT ASSEMBLY (a) When reusing a propeller with center bearing shaft assembly and rear differential carrier assembly: (1) Align the matchmarks on the rear differential carrier assembly and propeller with center bearing s

 System Description

SYSTEM DESCRIPTION GENERAL (a) The blind spot monitor system has a blind spot monitor function. (1) Blind spot monitor function The blind spot monitor function is a function that assists the driver when changing lanes. This function uses quasi-millimeter wave radar to detect vehicles that are tra

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