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 fuel pump control ECU removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link

*: When performing learning using the Techstream.

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Battery terminal is disconnected/reconnected

Perform steering sensor zero point calibration

Lane Control System (for Gasoline Model)

Pre-collision System (for Gasoline Model)

Parking Support Brake System (for Gasoline Model)*

Lighting System (for Gasoline Model)

Memorize steering angle neutral point

Parking Assist Monitor System (for Gasoline Model)

Panoramic View Monitor System (for Gasoline Model)

Initialize power trunk lid system

Power Trunk Lid System (for Gasoline Model)

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 REAR SEAT ASSEMBLY

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2. REMOVE REAR DOOR SCUFF PLATE LH

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3. REMOVE REAR SEAT SIDE GARNISH LH

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4. REMOVE FUEL PUMP CONTROL ECU

(a) w/ Silencer Sheet:

(1) Remove the No. 2 room partition panel silencer sheet from the room partition panel insulator.

(b) Turn back the room partition panel insulator.

(c) Disconnect the 2 fuel pump control ECU connectors.

(d) Remove the nut and fuel pump control ECU from the vehicle body.

NOTICE:

Do not reuse the fuel pump control ECU if it has been dropped or subjected to a severe impact.

5. REMOVE FUEL PUMP CONTROL ECU BRACKET

(a) Remove the 2 bolts and fuel pump control ECU bracket from the fuel pump control ECU.

READ NEXT:

 Installation

INSTALLATION PROCEDURE 1. INSTALL FUEL PUMP CONTROL ECU BRACKET (a) Install the fuel pump control ECU bracket to the fuel pump control ECU with the 2 bolts. Torque: 4.5 N·m {46 kgf·cm, 40 in·lbf}

 Fuel Sender Gauge Assembly

 Components

COMPONENTS ILLUSTRATION *1 FUEL SUCTION PLATE SUB-ASSEMBLY *2 FUEL SENDER GAUGE ASSEMBLY *3 FUEL SUB-TANK - -

SEE MORE:

 Cooling Fan Circuit

DESCRIPTION The ECM calculates an appropriate cooling fan speed based on the engine coolant temperature, air conditioning switch status, refrigerant pressure, engine speed and vehicle speed, and sends a signal to the cooling fan ECU (fan with motor assembly). The cooling fan ECU (fan with motor asse

 Lost Communication with ECM/PCM "A" Missing Message (U010087,...,U117087)

DESCRIPTION The hybrid vehicle control ECU transmits and receives signals via CAN communication to and from the ECM, yaw rate sensor, skid control ECU assembly, power steering ECU assembly, main body ECU, airbag ECU assembly, and air conditioning amplifier assembly. DTC No. Detection Item DTC

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