Throttle Body Disassembly; Throttle Body Cleaning - Suzuki Swift User Manual

1. Fuel injector wire
2. Fuel pressure regulator
3. TP sensor
4. Screws
5. ISC actuator
1. Injector chamber
2. Fuel return passage
3. Fuel feed passage
4. Vacuum passage for fuel pressure regulator
5. Vacuum passage for MAP sensor
6. Air induction passage
7. Vacuum passage
8. Fresh air passage
ENGINE AND EMISSION CONTROL SYSTEM (TBI FOR G10) 6E1-13
DISASSEMBLY
NOTE:
D Be sure not to remove either fuel pressure regulator or idle
speed control actuator from throttle body. They are factory
adjusted precisely.
D Be sure to replace gaskets and O-rings as well as worn or
damaged parts.
D While disassembling and assembling throttle body, use spe-
cial care not to deform levers on throttle valve shaft or cause
damage to any other parts.
1) Remove fuel injector from throttle body according to procedure
described in FUEL INJECTOR REMOVAL.
2) Remove TP sensor.
3) After removing screws, separate upper and lower bodies.
CLEANING
Clean passages and fuel injector chamber by blowing compressed
air.
NOTE:
D TP sensor, fuel pressure regulator, fuel injector, ISC actua-
tor, other components containing rubber (resin) or throttle
valve shaft seal must not be placed in a solvent or cleaner
bath. Chemical reaction will cause these parts to swell, hard-
en or get distorted.
D Don't put drills or wires into passages for cleaning. It causes
damage in passages.