1991 LEXUS SC400 fuel pressure

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Page 1 of 4087

LEXUS SC400 1991  Service Repair Manual 
ABBREVIATIONS USED IN THIS
MANUAL
ABS Anti±Lock Brake System J/B Junction Block
A/C Air Conditioner LED Light Emitting Diode
ALR Automatic Locking Retractor LH Left±Hand
APPROX. Approximation LHD L

Page 46 of 4087

LEXUS SC400 1991  Service Repair Manual 
wTighten the O±ring fittings or the bolted type fittings to
the specified torque.
Precautions When Charging Refrigerant
1.  DO NOT OPERATE COMPRESSOR WITHOUT ENOUGH
REFRIGERANT IN REFRIGERANT CYCLE

Page 895 of 4087

LEXUS SC400 1991  Service Repair Manual 
DESCRIPTION
The combination meter has various meters and gauges which show the vehicle\
s condition, warning lights which
monitor abnormalities in the vehicle and inform the driver, indicator lights

Page 906 of 4087

LEXUS SC400 1991  Service Repair Manual 
ConnectionCheck forTester connectionConditionSpecified value
A19 A15Trip switch A/BPushContinuity
Trip switchContinuity
A19±A15Trip switch A/BFreeNo continuityTrip switchContinuity
A20 A15Trip switc

Page 1306 of 4087

LEXUS SC400 1991  Service Repair Manual 
11.  INSTALL LH ENGINE WIRE COVER(a)  Connect  portions A and B engine wire cover to the wirebrackets.
(b)  Set the VSV (for fuel pressure control system) wire in
original position.
(c)  Fit portions

Page 1343 of 4087

LEXUS SC400 1991  Service Repair Manual 
3.  VISUALLY INSPECT FUEL TANK CAPCheck if the cap and/or gasket are deformed or damaged.
If necessary, repair or replace the cap.
INSPECTION OF CHARCOAL CANISTER
1.  REMOVE CHARCOAL CANISTER(a)  Dis

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LEXUS SC400 1991  Service Repair Manual 
 
Front water bypass joint x Cylinder head  18 185 13
 Intake manifold x Cylinder hea

Page 1406 of 4087

LEXUS SC400 1991  Service Repair Manual 
31.  RECONNECT FUEL INLET HOSE TO LH DELIVERY PIPE
(a)  Temporarily connect the fuel inlet hose to the delivery pipewith 2 new gaskets and pulsation damper.
(b)  Using SST, tighten the pulsation damp
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