Toyota Supra 1990 Manual page 175

EFI SYSTEM
SYSTEM DESCRIPTION ..................................... .
PRECAUTIONS ................................................. .
INSPECTION PRECAUTIONS .............................. ..
TROUBLESHOOTING ......................................... .
DIAGNOSIS SYSTEM ........................................ .
TROUBLESHOOTING WITH
VOLT/OHMMETER (7M-GE) ............................ .
TROUBLESHOOTING WITH
VOLT/OHMMETER (7M-GTE) .......................... .
FUEL SYSTEM ................................................. ..
Fuel Pump .................................................... .
Cold Start Injector ........................................ ..
Fuel Pressure Regulator .................................. .
Injectors ....................................................... .
Fuel Tank and Line ........................................ .
AIR INDUCTION SYSTEM .................................. .
Air Flow Meter (7M-GE) ................................ ..
Air Flow Meter (7M-GTE) .............................. ..
Throttle Body ............................................... ..
Idle Speed Control (lSC) Valve ........................ .
ELECTRONIC CONTROL SYSTEM ...................... ..
Location of Electronic Control Parts ................. .
EFI Main Relay .............................................. .
Circuit Opening Relay .................................... ..
Solenoid Resistor (7M-GTE) ............................ .
Cold Start Injector Time Switch ...................... .
Water Temp. Sensor ..................................... ..
Fuel Pump Relay and Resistor ........................ ..
Fuel Pressure Control System (7M-GTE) ........... .
EGR Gas Temp. Sensor
(California Vehicles only) ............................ ..
Oxygen Sensor ............................................. ..
Sub-Oxygen Sensor
[7M-GE (California Vehicles only)] ................ .
Engine Electronic Controlled Unit (ECU) ............ .
Fuel Cut RPM ................................................ .
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