Lexus ES: 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

PROCEDURE

1. INSTALL THROTTLE BODY GASKET

(a) Install a new throttle body gasket to the intake manifold with the protrusions of the throttle body gasket oriented as shown in the illustration.

*a Protrusion

2. INSTALL THROTTLE BODY WITH MOTOR ASSEMBLY

HINT:

Perform "Inspection After Repair" after replacing the throttle body with motor assembly.

Click here

(a) Connect the No. 5 water by-pass hose to the throttle body with motor assembly and slide the clip to secure it. NOTICE: If the throttle body with motor assembly has been struck or dropped, replace it. Make sure to position the clip as shown in the illustration.

*a 45°(Claw of Clip Location) *b Left of Vehicle *c Front of Vehicle *d Paint Mark

(b) Using an 8 mm socket wrench, install the throttle body with motor assembly to the intake manifold with the 3 bolts. Torque: 10 N·m {102 kgf·cm, 7 ft·lbf}

*a Top *b Rear of Vehicle *c 45°(Claw of Clip Location) *d Paint Mark

(c) Connect the No. 6 water by-pass hose to the throttle body with motor assembly and slide the clip to secure it.

NOTICE:

Make sure to position the clip as shown in the illustration.

(d) Connect the throttle body with motor assembly connector.

3. INSTALL AIR CLEANER CAP WITH AIR CLEANER HOSE

(a) Install the air cleaner cap with air cleaner hose to the throttle body with motor assembly and unlock the hose clip to secure it as shown in the illustration. NOTICE: Align the cutout of the air cleaner hose with the protrusion of the throttle body with motor assembly.

*a Protrusion *b Cutout *c Top *d Front of Vehicle *e Locked *f Unlocked

(b) Engage the 2 guides to install the air cleaner cap sub-assembly to the air cleaner case sub-assembly.

(c) Engage the 2 air cleaner cap clamps.

(d) Connect the No. 2 ventilation hose to the cylinder head cover sub-assembly and slide the clip to secure it. NOTICE: Make sure to position the clip as shown in the illustration.

*a Top *b Front of Vehicle *c 45°(Claw of Clip Location) *d Paint Mark

(e) Connect the vacuum hose to the air cleaner hose.

(f) Engage the 2 wire harness clamps.

(g) Connect the mass air flow meter sub-assembly connector.

4. INSTALL NO. 1 ENGINE COVER SUB-ASSEMBLY

Click here

5. ADD ENGINE COOLANT

Click here

6. INSPECT FOR COOLANT LEAK

Click here

7. PERFORM INITIALIZATION

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(c) Turn the Techstream on.

(d) Clear the DTCs.

(e) Perform "Inspection After Repair".

Click here

(f) Start the engine and check that the MIL is not illuminated. After the engine is warmed up, check that the idle speed is within the specified range with the A/C switch off.

Standard Idle Speed:

600 to 700 rpm

(g) Enter the following menus: Powertrain / Engine / Data List / Throttle Position Sensor No.1 Voltage %.

(h) According to the display on the Techstream, read the Data List while fully depressing the accelerator pedal and check that the value is 60% or higher.

(i) Perform a road test and confirm that there are no abnormalities.

READ NEXT: