Lexus SC300 / Lexus SC400. Manual — part 651
12. INSTALL AIR INTAKE CHAMBER
(a) Place four new gaskets and the air intake chamber on
the intake manifold.
(b) Temporarily
install a new gasket and the EGR pipe to air
intake chamber with the two bolts.
(c) (Exc. USA Spec.)
Install the connector bracket to check (”DIAGNOSIS”)
connector.
(d) Install the air intake chamber and following parts with
the four bolts and eight nuts:
(1) Check (”DIAGNOSIS”) connector
(2) A/T throttle cable bracket
(3) VSV for fuel pressure control system
(4) VSV for EGR system
Torque: 18 N
⋅
m (185 kgf
⋅
cm, 13 ft
⋅
lbf)
HINT: Use bolts 40 mm (1.57 in.) of length.
ST–28
–
STARTING SYSTEM
Starter
(e) Tighten the bolt holding the EGR pipe to the air intake
chamber.
Torque: 18 N
⋅
m (185 kgf
⋅
cm, 13 ft
⋅
lbf)
(f) Tighten
the bolt holding the EGR pipe to the RH cylinder
head.
Torque: 18 N
⋅
m (185 kgf
⋅
cm, 13 ft
⋅
lbf)
(g) Connect the cold start injector tube to the RH delivery
pipe with two new gaskets and union bolt.
Torque: 15 N
⋅
m (150 kgf
⋅
cm, 11 ft
⋅
lbf)
(h) Install
the accelerator bracket with the bolt and stud bolt.
13. CONNECT HOSES
Connect the following hoses:
(1) Water by–pass (from EGR valve) to water bypass
pipe
(2) Vacuum hose (from brake booster) to air intake
chamber
(3) Vacuum hose (from VSV for heater water valve) to
air intake chamber
(4) PCV hose to LH cylinder head cover
–
STARTING SYSTEM
Starter
ST–29
(5) Water by–pass hose (from water inlet housing) to ISC
valve
(6) Vacuum hose (from PS air control valve) to air intake
chamber
(7) Vacuum sensing hose (from fuel pressure regulator)
to vacuum pipe
(8) Two vacuum hoses (from VSV for EVAP system) to
vacuum pipe
(9) Vacuum hose (from charcoal canister) to vacuum
pipe.
14. CONNECT CONNECTORS
Connect the following connectors:
•
Cold start injector connector
•
ISC valve connector
•
(USA Spec.)
EGR valve connector
•
(Exc. USA Spec.)
VSV connector for EGR system
•
VSV connector for fuel pressure control system
15. INSTALL THROTTLE BODY
(a) Connect the following hoses:
(1) PCV hose to throttle body
(2) Water by–pass hose to throttle body
(b) Install a new gasket and throttle body with the two bolts
and two nuts.
Torque: 18 N
⋅
m (185 kgf
⋅
cm, 13 ft
⋅
lbf)
HINT: Use bolts 40 mm (1.57 in.) in length.
(c) Install the water by–pass pipe (from rear water bypass
joint) to the clamp on the engine wire cover.
ST–30
–
STARTING SYSTEM
Starter
(d) Connect the following hoses:
(1) Water by–pass hose to the ISC valve
(2) (USA
Spec.)
Vacuum hose to throttle body
(3) (Exc. USA Spec.)
Three vacuum hoses to throttle body
(4) Heater water hose to heater water valve
(e) Connect the following connectors:
(1) Throttle position sensor connector
(2) (w/
TRAC)
Sub–throttle position sensor connector
(3) (w/
TRAC)
Sub–throttle actuator connector
16. INSTALL LOWER HIGH–TENSION CORD COVER
(a) Connect
the end portions of the high–tension cord to the
cord clamps
(b) Install the high–tension cord cover with the bolt.
–
STARTING SYSTEM
Starter
ST–31
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст