1990 Celica Alltrac / 4WD Repair Manual (RM149U)

EFI System

System Description
Precautions
Inspection Precautions
Troubleshooting
Diagnosis System
Troubleshooting with Volt /
    Ohmmeter
Fuel System
    Fuel Pump
    Cold Start Injector
    Fuel Pressure Regulator
    Injectors
    Fuel Tank and Lines
Air Induction System
    Air Flow Meter
    Throttle Body
    Idle Speed Control (ISC)
        Valve
Electronic Control System
    Location of Electronic Control
        Parts
    EFI Main Relay
    Circuit Opening Relay
    Solenoid Resistor
    Cold Start Injector Time
        Switch
    Water Temperature Sensor
    Fuel Pump Relay and Resistor
    T-VIS VSV
    Turbocharging Pressure VSV
    Turbocharging Pressure Sensor
    EGR VSV
    EGR Gas Temperature Sensor
        (Calif. only)
    Oxygen Sensor
    Electronic Controlled Unit
        (ECU)
    Fuel Cut RPM