open gas tank TOYOTA SUPRA 1997 Service Repair Manual

S03236
Exhaust Gas Control Valve
ECM
Pressure
Tank Air
Cleaner Actuator (for Exhaust
Gas Control Valve)
VSV for Exhaust
Gas Control
Valve
DI-294
- DIAGNOSTICSENGINE (2JZ-GTE)
522 Author
: Date
:
1997 SUPRA (RM502U)
DTC P1661 Exhaust Gas Control Valve Control Circuit
Malfunction
CIRCUIT DESCRIPTION
The valve controls the opening or closing of the No.2 exhaust passage in order to operate No.2 turbocharger.
DTC No.DTC Detecting ConditionTrouble Area
P1661
During idling, voltage level at the output terminal (VSV2) of
ECM is low
(2 trip detection logic)
Open or short in VSV circuit for exhaust gas control valve

VSV for exhaust gas control valve

ECM
WIRING DIAGRAM
Refer to page DI-266 for the WIRING DIAGRAM.
DI4TQ-01

SF19Z-01
P11357
(1) (2)
(3) (4)
P11280
SST
Rib
P12033
Fuel Return
Hose SF-10
- SFI (2JZ-GTE)FUEL PUMP
1336 Author
: Date
:
1997 SUPRA (RM502U)
REMOVAL
CAUTION:
Do not smoke or work near an open flame when working on
the fuel pump.
1. TAKE OUT FLOOR CARPET
2. REMOVE SPARE WHEEL COVER
3. REMOVE SPARE WHEEL
4. REMOVE SERVICE HOLE COVER
5. REMOVE FUEL PUMP AND SENDER GAUGE
ASSEMBLY
(a) Disconnect the connector and hoses from the fuel pump
bracket:
(1) Fuel pump connector
(2) Fuel outlet hose
Remove the union bolt and 2 gaskets, and discon-
nect the outlet hose.
(3) Fuel return hose
(4) Fuel breather hose
(b) Remove the retainer clamp.
(c) Using SST, loosen the retainer.
SST 09808-14010
(d) Remove the retainer, and disconnect the fuel pump and
sender gauge assembly from the fuel tank.
(e) Disconnect the fuel return hose from the return port of the
fuel pump bracket.
(f) Remove the fuel pump, sender gauge assembly and gas-
ket.