Throttle Body (TBI): Removal
- Remove air cleaner, adapter and gasket. Relieve fuel pressure. See FUEL SYSTEM PRESSURE RELIEF (TBI) under FUEL SYSTEM.
- Disconnect electrical harness connectors from IAC valve, TP sensor and fuel injectors. Disconnect fuel lines from throttle body. Discard fuel line "O" rings. Disconnect grommet with wires from throttle body.
- Disconnect throttle linkage, return spring and cruise control linkage (if equipped). Label and disconnect all vacuum hoses from throttle body. Remove throttle body mounting bolts/nut. Remove throttle body.
NOTE:
Disassembling throttle body unit for immersion in cleaning solvent requires removal of fuel meter assembly, TP sensor, IAC valve and governor assembly (if equipped). Throttle valve screws are staked in position and should NOT be removed.
WARNING:
On throttle bodies without governor assembly, pressure regulator spring is under heavy tension and may cause personal injury if released. DO NOT immerse cover in any type of cleaning solvent.