toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

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Throttle Body: Service and Repair

COMPONENTS FOR REMOVAL AND INSTALLATION 

THROTTLE BODY REMOVAL 

1. DRAIN ENGINE COOLANT
2. REMOVE AIR CLEANER CAP
3. DISCONNECT CONTROL CABLES FROM THROTTLE BODY

Disconnect these cables:

-

Accelerator cable

-

A/T throttle control cable

4. REMOVE THROTTLE BODY

(a) Disconnect these connectors:

-

Throttle position sensor connector

-

IAC valve connector

(b) Disconnect these hoses:

-

Vacuum hose (from upper port of TVV for EVAP) from port "P", of throttle body

-

Vacuum hose (from port "Q" of EGR vacuum modulator) from port "E" of throttle body

-

Vacuum hose (from port "R" of EGR vacuum modulator) from port "R" of throttle body

On-Vehicle Inspection|Page 3373 > < On-Vehicle Inspection|Page 3371