Lexus SC300 / Lexus SC400. Manual — part 518

5.

INSTALL AIR INTAKE CHAMBER STAYS
Install the intake chamber stay with the bolt and nut.
Install the No. 1 and No. 2 stays.

Torque: 18 N

⋅

m (185 kgf

⋅

cm, 13 ft

⋅

lbf)

HINT: The No. 1 stay is marked ”F” and No. 2 stay is marked
with ”R”.

6. CONNECT NO. 2 FUEL PIPE TO FUEL PRESSURE

REGULATOR
Connect the fuel pipe with two new gaskets and the union
bolt.

Torque: 27 N

⋅

m (280 kgf

⋅

cm, 20 ft

⋅

lbf)

7.

CONNECT NO. 1 FUEL PIPE TO DELIVERY PIPE
Connect the fuel pipe with two new gaskets and the union
bolt.

Torque: 42 N

⋅

m (420 kgf

⋅

cm, 30 ft

⋅

lbf)

8. INSTALL THROTTLE BODY WITH INTAKE AIR

CONNECTOR
(See steps 16 to 20 on pages

EM–18

and 19)

9.

FILL WITH COOLANT (See page

CO–5

)

10. CONNECT CABLE TO NEGATIVE TERMINAL OF

BATTERY

FI–34

–

EFI SYSTEM

Fuel System (Injectors)

Fuel Pressure Pulsation Damper

COMPONENTS FOR REMOVAL AND
INSTALLATION

REMOVAL OF FUEL PRESSURE
PULSATION DAMPER

1. (A/T)

REMOVE DIPSTICK GUIDE FOR TRANSMISSION
(a) Remove the mounting bolt.
(b) Pull out the distick guide and dipstick from the

transmission.

(c) Remove the O–ring from the dipstick guide.

2.

REMOVE STARTER (See page

ST–5

)

3.

REMOVE FUEL PRESSURE PULSATION DAMPER
(a) Remove the pulsation damper and upper gasket.
(b) Disconnect the No. 1 fuel pipe from the fuel pipe

support, and remove the lower gasket.

–

EFI SYSTEM

Fuel System (Fuel Pressure Pulsation Damper)

FI–35

INSTALLATION OF FUEL PRESSURE
PULSATION DAMPER

(See Components on page

FI–35

)

1.

INSTALL FUEL PRESSURE PULSATION DAMPER
(a) Install two new gaskets, the No. 1 fuel pipe and

pulsation damper.

(b) Using SST, torque the pulsation damper.
SST 09612–24014 (09617–24011)

Torque: 41 N

⋅

m (420 kgf

⋅

cm, 30 ft

⋅

lbf)

35 N

⋅

m (350 kgf

⋅

cm, 25 ft

⋅

lbf) for SST

HINT: Use a torque wrench with a fulcrum length of 30 cm
(11.81 in.).

2.

INSTALL STARTER (See page

ST–5

)

Torque: 39 N

⋅

m (400 kgf

⋅

cm, 29 ft

⋅

lbf)

3. (A/T)

INSTALL DIPSTICK GUIDE FOR TRANSMISSION
(a) Install a new O–ring to the dipstick guide.
(b) Apply soapy water to the O–ring.
(c) Connect the dipstick guide end to the tube of the oil pan,

and install the dipstick guide with the bolt.

(d) Install the dipstick.

4.

CHECK FOR FUEL LEAKS (See page

FI–15

)

FI–36

–

EFI SYSTEM

Fuel System (Fuel Pressure Pulsation Damper)

Fuel Tank and Lines

COMPONENTS

–

EFI SYSTEM

Fuel System (Fuel Tank and Lines)

FI–37