Throttle Body: Installation: Installation
- INSTALL THROTTLE BODY ASSEMBLY
- Install a new gasket to the intake manifold.
HINT:
Align the protrusion of the gasket with the groove on the intake manifold.
- Connect the No. 4 water and No. 5 water by-pass hoses to the throttle body.
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
HINT:
- Position the claws of the clamps as shown in the illustration.
- Install the clamps so that they are within the hose's paint marks.
- Install the throttle body with the 4 bolts.
Torque: 10 N*m (102 kgf*cm, 7 ft.*lbf)
- Connect the throttle motor connector.
- Install a new gasket to the intake manifold.
- INSTALL INTAKE AIR CONNECTOR PIPE
- Align the protrusion of the intake air resonator with the cutout of the bracket and insert the protrusion.
- Install the intake air connector pipe with the 3 hose clamps.
for intake air connector pipe and throttle body
Torque: 4.8 N*m (49 kgf*cm, 42 in.*lbf)
for intake air connector pipe and intake air resonator
Torque: 3.8 N*m (39 kgf*cm, 34 in.*lbf)
HINT:
- Insert the protrusion of the intake air connector pipe into the hole of the hose clamp.
- The intake air connector pipe and throttle body clamp can be tightened within the range of 4.0 N*m (41 kgf*cm, 35 in.*lbf) to 5.5 N*m (56 kgf*cm, 49 in.*lbf), and the intake air connector pipe and intake air resonator clamp can be tightened within the range of 2.0 N*m (20 kgf*cm, 18 in.*lbf) to 5.5 N*m (56 kgf*cm, 49 in.*lbf).
- Attach the wire harness clamp.
- Connect the No. 1 and No. 2 ventilation hoses to the intake air connector pipe.
HINT:
- Position the claws of the clamps as shown in the illustration.
- Install the clamps so that they are within the hose's paint marks.
- INSTALL NO. 1 AIR CLEANER INLET . Refer to INSTALLATION - Step 94
- ADD ENGINE COOLANT . Refer to REPLACEMENT - Step 6
- INSPECT FOR COOLANT LEAK . Refer to ON-VEHICLE INSPECTION - Step 1
- INSTALL AIR CLEANER INLET COVER SUB-ASSEMBLY . Refer to INSTALLATION - Step 95
- INSTALL V-BANK COVER SUB-ASSEMBLY . Refer to INSTALLATION - Step 96
- INSTALL NO. 1 ENGINE UNDER COVER . Refer to INSTALLATION - Step 83
- INSTALL FRONT WHEEL OPENING EXTENSION PAD LH . Refer to INSTALLATION - Step 13
- INSTALL FRONT WHEEL OPENING EXTENSION PAD RH . Refer to INSTALLATION - Step 14
- PERFORM INITIALIZATION NOTE:
- Be sure to perform this procedure after reassembling the throttle body assembly or removing and reinstalling any throttle body component.
- Perform the following procedure after replacing the ECM, throttle body assembly or any throttle body components. The following procedure should also be performed if the throttle body is cleaned.
- Be sure to perform this procedure after reconnecting the battery cable and replacing the ECM.
- Disconnect the EFI MAIN, EFI MAIN2 and ETCS fuses at the same time. Wait at least 60 seconds and reconnect the fuses.
- Turn the ignition switch to the ON position without operating the accelerator pedal.NOTE:
If the accelerator pedal is operated, perform the above steps again.
- Connect the Techstream to the DLC3 and clear the DTCs. Refer to DTC CHECK / CLEAR .
- Put the engine in inspection mode. Refer to INSPECTION MODE PROCEDURE .
- Start the engine and check that the MIL is not illuminated and that the idle speed is within the specified range when the A/C is switched off after the engine is warmed up.
Standard
Tester Display Measurement Item/ Range Normal Condition Diagnostic Note Engine speed Engine speed:
Min.: 0 rpm, Max.: 16383.75 rpm800 to 900 rpm: Idling Shift lever on P 950 to 1050 rpm: Idling Shift lever on N NOTE:- Be sure to perform this step with all accessories off.
- Make sure that the shift lever is in N or P.
- Enter the following menus: Powertrain / Engine and ETC / Data List / All Data / Throttle Sensor Position. Sensor Output. Fully depress the accelerator pedal and check that the value is 60% or more.
- Perform a road test and confirm that there are no abnormalities.