MR2 L4-122 1998cc 2.0L DOHC Turbo (3S-GTE) (1991)
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a. PCV hose from cylinder head
b. Vacuum hose from vacuum pipe
c. Vacuum hose from EGR VSV
d. Two water bypass hoses from No.1 air tube
Water Bypass And Air Hoses
e. Air hose from No.1 air tube
8. Remove four bolts, throttle body and gasket.
Removing Throttle Body
9. If necessary, remove ISC Valve from bottom of throttle body.
INSTALLATION:
1. If the ISC Valve was removed, place a new gasket on the throttle body and reinstall the ISC Valve using the four mounting screws.
2. Install a new gasket between the throttle body and the intake plenum.
Proper Throttle Body Gasket Installation
3. Install throttle body bolts in the proper position:
