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REMOVAL AND INSTALLATION
 
 
caution
  • When the throttle body assembly is replaced, initialize the learned value using scan tool (M.U.T.-IIISE) (Refer to GROUP 00 - Precautions before Service, Initialization procedure for learning value in MFI engine ).
  • Never loosen the screw fixing the throttle body assembly resin cover. If the screw is loosened, the sensor incorporated in the resin cover is misaligned and the throttle body assembly does not work normally.
Pre-removal operation
  • Engine Coolant Draining (Refer to GROUP 14A - On-vehicle Service, Engine Coolant Replacement ).
  • Air Cleaner Intake Hose Removal (Refer to GROUP 15 - Air Cleaner ).
Post-installation operation
  • Air Cleaner Intake Hose Installation (Refer to GROUP 15 - Air Cleaner ).
  • Engine Coolant Refilling (Refer to GROUP 14A - On-vehicle Service, Engine Coolant Replacement ).
Removal steps
>>B<<•Initialization operation (only at installation)
1.Control wiring harness connection
2.12V starter battery wiring harness connection
3.Throttle body water feed hose connection
4.Throttle body water return hose connection
5.Stay
6.Connector bracket
7.Throttle body assembly
>>A<<8.Throttle body gasket
 
 
INSTALLATION SERVICE POINTS
 
 
>>A<< THROTTLE BODY GASKET INSTALLATION
Fit the gasket in the intake manifold groove securely with neither twisting nor damage given.
 

 
 
>>B<< INITIALIZATION OPERATION
Turn on the power supply mode of the electric motor switch and then OFF and hold it for at least 10 seconds.