Toyota Land Cruiser

 Service Manual

SFI
Fuel cut RPM

INSPECTION

1. WARM UP ENGINE

Allow the engine to warm up to normal operating temperature

2. CONNECT TOYOTA HAND-HELD TESTER OR OBDII SCAN TOOL

(a) Connect the TOYOTA hand-held tester or OBDII scan tool to the DLC3.

(b) Please refer to the TOYOTA hand-held tester or OBDII scan tool operator's manual for further details.

3. INSPECT FUEL CUTOFF RPM OPERATION

(a) Increase the engine speed to at least 2,500 rpm.

(b) Check the injector for operating noise.

(c) Check that when the throttle lever is released, injector operation noise stops momentarily and then resumes.

HINT:

• The vehicle should be at at rest during the inspection.
• Inspection with the A/C OFF.

  Fuel return speed: 1,000 rpm

4. DISCONNECT TOYOTA HAND- HELD TESTER OR OBDII SCAN TOOL

Accelerator pedal position sensor

Circuit opening relay

Engine control module (ECM)

Engine coolant temperature (ECT) sensor

EFI main relay

Fuel cut RPM

Fuel pressure regulator

Fuel pump relay

Fuel pump resistor

Fuel tank and line

Fuel pump

Heated oxygen sensor

Injector

Knock sensor

Mass air flow (MAF) meter

SFI system

Throttle body

VSV for canister closed valve (CCV)

VSV for vapor pressure sensor

Vapor pressure sensor

Airbag sensor assembly

Curtain shield airbag assembly

Curtain shield airbag sensor assembly

Front airbag sensor

Front passenger airbag assembly

RSCA off switch

Side airbag assembly

Side and curtain shield airbag sensor assembly

Seat position sensor assembly

Side and curtain shield airbag sensor assembly

Seat position sensor assembly

SRS airbag

Steering wheel pad and spiral cable

Wire harness and connector