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 intake manifold 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
  • Replacement of EGR valve assembly
  • Gas leaks from exhaust system is repaired

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. REMOVE THROTTLE BODY WITH MOTOR ASSEMBLY

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2. REMOVE EGR VALVE ASSEMBLY

Click here

3. REMOVE E.F.I. VACUUM SENSOR ASSEMBLY (MANIFOLD ABSOLUTE PRESSURE SENSOR)

Click here

4. REMOVE PURGE VALVE (PURGE VSV)

Click here

5. DISCONNECT ENGINE WIRE

(a) Disconnect the No. 5 engine wire connector.

(b) Remove the bolt and disconnect the engine wire from the cylinder head sub-assembly.

(c) Remove the bolt.

(d) Disengage the wire harness clamp and disconnect the engine wire from the intake manifold.

6. DISCONNECT NO. 3 WATER BY-PASS PIPE

(a) Slide the clip and disconnect the No. 5 water by-pass hose from the No. 3 water by-pass pipe.

(b) Using an 8 mm socket wrench, remove the bolt and disconnect the No. 3 water by-pass pipe from the intake manifold.

7. REMOVE NO. 2 WATER BY-PASS PIPE

(a) Disengage the wire harness clamp and disconnect the HV air conditioning wire.

(b) Using an 8 mm socket wrench, remove the 2 bolts (A) and separate the No. 2 water by-pass pipe from the intake manifold.

(c) Remove the bolt (B) and No. 2 water by-pass pipe from the cylinder block sub-assembly.

8. REMOVE NO. 2 FUEL VAPOR FEED HOSE

(a) Remove the No. 2 fuel vapor feed hose from the intake manifold.

9. REMOVE INTAKE MANIFOLD

(a) w/o Stud Bolt:

(1) Remove the 5 bolts and intake manifold from the cylinder head sub-assembly.

(b) w/ Stud Bolt:

(1) Remove the 3 bolts and 2 nuts.

(2) Using an E8 "TORX" socket wrench, remove the 2 stud bolts and intake manifold from the cylinder head sub-assembly.

10. REMOVE NO. 1 INTAKE MANIFOLD TO HEAD GASKET

(a) Remove the No. 1 intake manifold to head gasket from the intake manifold.

11. REMOVE NO. 1 ENGINE COVER

(a) Remove the clip and No. 1 engine cover.

12. REMOVE VACUUM HOSE

(a) Remove the vacuum hose from the intake manifold.

READ NEXT:

 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

 Intake System

On-vehicle InspectionON-VEHICLE INSPECTION CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed an

 A25a-fxs (lubrication)

SEE MORE:

 Internal Control Module Software Incompatibility Invalid / Incompatible Software Component (U030057)

DESCRIPTION The forward recognition camera receives the vehicle information from the ECM via CAN communication. If the vehicle information stored in the forward recognition camera does not match the vehicle information sent from the ECM, the forward recognition camera stores DTC U030057. DTC No.

 Parts Location

PARTS LOCATION ILLUSTRATION *1 FORWARD RECOGNITION CAMERA *2 FORWARD RECOGNITION WITH HEATER HOOD SUB-ASSEMBLY *3 BRAKE BOOSTER WITH MASTER CYLINDER ASSEMBLY - SKID CONTROL ECU - - ILLUSTRATION *1 STEERING SENSOR *2 AIRBAG ECU ASSEMBLY - YAW RATE SENSOR *3 MAIN

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