Leganza SX L4-2.2L DOHC D-TEC MFI (1999)
10. Remove the throttle body and discard the gasket.
11. Remove the TP sensor. Refer to "Throttle Position Sensor".
12. Remove the idle air control (IAC) valve. Refer to "Idle Air Control Valve".
Installation Procedure
NOTE: Use care in cleaning old gasket material from machined aluminum surfaces. Sharp tools may damage sealing surfaces.
1. Clean the gasket mating surface on the intake manifold.
NOTE: The throttle body may be cleaned in a cold immersion-type cleaner following disassembly. The TP sensor and the idle air control valve
should not come in contact with any solvent or cleaner, as they may be damaged.
2. Clean the throttle body.
3. Install the TP sensor. Refer to "Throttle Position Sensor".
4. Install the AC valve. Refer to "Idle Air Control Valve".
5. Install the throttle body assembly with a new gasket to the intake manifold.
6. Install the throttle body retaining nuts.
Tighten: Tighten the throttle body retaining nuts to 9 Nm (80 lb-in).
