Toyota Land Cruiser 1988 Repair Manual page 132

Fl-1
EFI SYSTEM
Page
SYSTEM DESCRIPTION Fl-2
PRECAUTIONS ............................. . Fl-4
INSPECTION PRECAUTIONS ............... . Fl-4
TROUBLESHOOTING ....................... . Fl-9
DIAGNOSIS SYSTEM ...................... .. Fl-21
TROUBLESHOOTING WITH
VOLT /OHMMETER ....................... . Fl-27
FUEL SYSTEM .............•..•.............. Fl-46
Fuel Pump ........................•........
Cold Start Injector ....................... .
Fl-46
Iii
Fl-52
Fuel Pressure Regulator .................. . Fl-55
Injectors .................................. . Fl-57
Fuel Tank and Lines ...................... . Fl-64
AIR INDUCTION SYSTEM .................. . Fl-66
Air Flow Meter ........................... . Fl-66
Throttle Body ...........................
! •
Fl-68
Idle Speed Control (ISC) Valve ........... . Fl-71
ELECTRONIC CONTROL SYSTEM .......... . Fl-73
Location of Electronic Control Parts ..... . Fl-73
EFI Main Relay ........................... . Fl-74
Circuit Opening Relay ..................... . Fl-75
Cold Start Injector Time Switch .......... . Fl-76
Water Temperature Sensor ............... . FJ-77
High Temperature Line Pressure Up
System ................................. . Fl-78
EGR Gas Temperature Sensor
(California Vehicles only) .............. . Fl-79
Oxygen Sensors .......................... . Fl-80
Electronic Controlled Unit (ECU) ........ . Fl-82
Fuel Cut RPM ............................ . Fl-85