1995 TOYOTA SUPRA Service Repair Manual

Page 1585 of 2543

TOYOTA SUPRA 1995  Service Repair Manual (d) Connect  the tester probe of an ohmmeter to the terminals IDL
and E2 of the sensor.
(e)  Gradually turn the sensor clockwise until the ohmmeter
deflects,  and secure it with the 2 set screws.
(f)

Page 1586 of 2543

TOYOTA SUPRA 1995  Service Repair Manual IDLE AIR CONTROL (IAC) VALVE
ON±VEHICLE INSPECTION
1.  INSPECT IAC VALVE FOR OPERATING SOUND
Check that there is a clicking sound immediately after stop-
ping the engine.
If operation is not as speci

Page 1587 of 2543

TOYOTA SUPRA 1995  Service Repair Manual IAC VALVE REMOVAL
1.  DRAIN ENGINE COOLANT
2.  DISCONNECT IAC VAVE CONNECTOR
3.  REMOVE IAC VALVE
(a)  Remove the 2 bolts, and disconnect the IAC valve from the
air intake chamber.
(b)  Remove the gas

Page 1588 of 2543

TOYOTA SUPRA 1995  Service Repair Manual IAC VALVE INSTALLATION
1. INSTALL IAC VALVE
(a)  Install the check valve and seal washer.
NOTICE: Be careful of the check valve and seal washer instal-
lation direction.
(b)  Connect these hoses:
wAir

Page 1589 of 2543

TOYOTA SUPRA 1995  Service Repair Manual EFI NO.2 RELAY
EFI NO.2 RELAY INSPECTION
1.  REMOVE EFI NO.2 RELAY
LOCATION: In the engine compartment relay box.
2.  INSPECT EFI NO.2 RELAY
A.  Inspect relay continuity
(a)  Using an ohmmeter, check

Page 1590 of 2543

TOYOTA SUPRA 1995  Service Repair Manual SOLENOID RESISTOR
COMPONENTS FOR REMOVAL AND
INSTALLATION
SOLENOID RESISTOR INSPECTION
1.  DISCONNECT SOLENOID RESISTOR CONNECTOR
2.  INSPECT SOLENOID RESISTOR
Using an ohmmeter, measure the resistanc

Page 1591 of 2543

TOYOTA SUPRA 1995  Service Repair Manual VSV FOR FUEL PRESSURE CONTROL
COMPONENTS FOR REMOVAL AND
INSTALLATION
VSV INSPECTION
1. REMOVE VSV
2. INSPECT VSV
A.  Inspect VSV for open circuit
Using an ohmmeter, check that there is continuity bet

Page 1592 of 2543

TOYOTA SUPRA 1995  Service Repair Manual C.  Inspect VSV operation
(a)  Check that air flows from port E to G.
(b)  Apply battery voltage across the terminals.
(c)  Check that air flows from port E to the filter.
If operation is not as speci