Installation

2UZ-FE ENGINE CONTROL SYSTEM: THROTTLE BODY: INSTALLATION

INSTALLATION

1. INSTALL THROTTLE BODY ASSEMBLY





(a) Install a new gasket and the throttle body with the 3 bolts and nut.
Torque: 14 Nm (143 kgf-cm, 10 ft-lbf)
(b) Connect the throttle position sensor and control motor connector.





(c) Connect the 2 water by-pass hoses.
2. INSTALL AIR CLEANER HOSE ASSEMBLY Installation
3. ADD ENGINE COOLANT Service and Repair
4. INSPECT FOR ENGINE COOLANT LEAK Testing and Inspection
5. INSTALL THROTTLE BODY COVER SUB-ASSEMBLY





(a) Install the throttle body cover sub-assembly with the 2 nuts.
Torque: 7.5 Nm (76 kgf-cm, 66 in-lbf)
6. CONNECT CABLE TO NEGATIVE BATTERY TERMINAL
NOTE: Some systems need to be initialized after the cable is reconnected Repair Instruction - Initialization.

7. PERFORM INITIALIZATION
NOTICE:
- 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.

(a) Disconnect the EFI NO. 1 fuse and ETCS fuse at the same time. Wait at least 60 seconds and reconnect the fuses.
(b) 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.

(c) Connect the Techstream to the DLC3 and clear the DTCs DTC Check / Clear.
(d) 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:





NOTICE:
- Be sure to perform this step with all accessories off.
- Make sure that the shift lever is in N or P.

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