2001 SUZUKI GRAND VITARA engine

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Page 350 of 656

SUZUKI GRAND VITARA 2001 2.G Owners Manual ENGINE AND EMISSION CONTROL SYSTEM (SEQUENTIAL MULTIPORT FUEL INJECTION FOR H27 ENGINE) 6E2-17
Idle mixture inspection/adjustment (vehicle without 
heated oxygen sensor)
All vehicles not equipped with

Page 351 of 656

SUZUKI GRAND VITARA 2001 2.G Owners Manual 6E2-18 ENGINE AND EMISSION CONTROL SYSTEM (SEQUENTIAL MULTIPORT FUEL INJECTION FOR H27 ENGINE)
Air Intake System
Throttle body
REMOVAL
1) Disconnect negative (–) cable at battery.
2) Drain cooling s

Page 352 of 656

SUZUKI GRAND VITARA 2001 2.G Owners Manual ENGINE AND EMISSION CONTROL SYSTEM (SEQUENTIAL MULTIPORT FUEL INJECTION FOR H27 ENGINE) 6E2-19
6) Remove surge tank cover.
Remove intake air pipe (1) and surge tank pipe (2).
7) Disconnect connectors

Page 353 of 656

SUZUKI GRAND VITARA 2001 2.G Owners Manual 6E2-20 ENGINE AND EMISSION CONTROL SYSTEM (SEQUENTIAL MULTIPORT FUEL INJECTION FOR H27 ENGINE)
CLEANING
Clean throttle body bore and bypass air passages (1) by blowing
compressed air.
INSTALLATION
1)

Page 354 of 656

SUZUKI GRAND VITARA 2001 2.G Owners Manual ENGINE AND EMISSION CONTROL SYSTEM (SEQUENTIAL MULTIPORT FUEL INJECTION FOR H27 ENGINE) 6E2-21
14) Install strut tower bar (1) and tighten bolts.
15) Refill cooling system.
16) Connect negative (–)

Page 355 of 656

SUZUKI GRAND VITARA 2001 2.G Owners Manual 6E2-22 ENGINE AND EMISSION CONTROL SYSTEM (SEQUENTIAL MULTIPORT FUEL INJECTION FOR H27 ENGINE)
3) Remove air cleaner outlet hose and remove IAC valve from
throttle body.
4) Connect connector to IAC va

Page 356 of 656

SUZUKI GRAND VITARA 2001 2.G Owners Manual ENGINE AND EMISSION CONTROL SYSTEM (SEQUENTIAL MULTIPORT FUEL INJECTION FOR H27 ENGINE) 6E2-23
Fuel Delivery System
Fuel pressure inspection
1) Relieve fuel pressure in fuel feed line referring to “

Page 357 of 656

SUZUKI GRAND VITARA 2001 2.G Owners Manual 6E2-24 ENGINE AND EMISSION CONTROL SYSTEM (SEQUENTIAL MULTIPORT FUEL INJECTION FOR H27 ENGINE)
8) After checking fuel pressure, remove fuel pressure gauge
(1).
9) Remove fuel pressure gauge, hose and