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 throttle body with motor assembly 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

  • Replacement of throttle body with motor assembly
  • Cleaning the deposits from the throttle body with motor assembly

Inspection after repair

  • Poor idle, etc.
  • Engine start function, etc.

NOTICE:

This procedure includes the removal of small-head bolts. Refer to Small-Head Bolts of Basic Repair Hint to identify the small-head bolts.

Click here

PROCEDURE

1. DRAIN ENGINE COOLANT (for Engine)

Click here

2. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY

Click here

3. REMOVE COOL AIR INTAKE DUCT SEAL

Click here

4. REMOVE INLET AIR CLEANER ASSEMBLY

Click here

5. REMOVE AIR CLEANER CAP WITH AIR CLEANER HOSE

(a) Disconnect the mass air flow meter sub-assembly connector.

(b) Disengage the wire harness clamp.

(c) Slide the clip and disconnect the No. 2 ventilation hose from the cylinder head cover sub-assembly.

*a

Air Cleaner Cap Clamp

*b

Guide

(d) Disengage the 2 air cleaner cap clamps.

(e) Disengage the 2 guides to separate the air cleaner cap sub-assembly from the air cleaner case sub-assembly.

(f) Loosen the hose clamp and remove the air cleaner cap with air cleaner hose from the throttle body with motor assembly.

6. REMOVE THROTTLE BODY WITH MOTOR ASSEMBLY

(a) Disconnect the throttle body with motor assembly connector.

(b) Slide the clip and disconnect the No. 5 water by-pass hose from the throttle body with motor assembly.

(c) Using an 8 mm socket wrench, remove the 3 bolts and separate the throttle body with motor assembly from the intake manifold.

(d) Slide the clip and disconnect the No. 6 water by-pass hose to remove the throttle body with motor assembly.

NOTICE:

If the throttle body with motor assembly has been struck or dropped, replace it.

7. REMOVE THROTTLE BODY GASKET

(a) Remove the throttle body gasket from the intake manifold.

READ NEXT:

 Inspection

INSPECTION PROCEDURE 1. INSPECT THROTTLE BODY WITH MOTOR ASSEMBLY (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition S

 Installation

INSTALLATION CAUTION / NOTICE / HINT NOTICE: This procedure includes the installation of small-head bolts. Refer to Small-Head Bolts of Basic Repair Hint to identify the small-head bolts. Click here

 A25a-fxs (engine Mechanical)

SEE MORE:

 Left Front Wheel Speed Sensor Circuit Voltage Out of Range (C05001C)

DESCRIPTION Refer to DTC C050012 Click here DTC No. Detection Item DTC Detection Condition Trouble Area C05001C Left Front Wheel Speed Sensor Circuit Voltage Out of Range When the vehicle is being driven in a straight line at a speed of 20 km/h (12 mph) or more and VSC/TRAC has

 Front Camera Module Communication Stop Mode

DESCRIPTION Detection Item Symptom Trouble Area Front Camera Module Communication Stop Mode Any of the following conditions are met: Communication stop for "Front Camera Module" is indicated on the "Communication Bus Check" screen of the Techstream. Click here Communication stop

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