Lexus SC300 / Lexus SC400. Manual - part 542

Differential oil:

See item 22 (B)

(c)  Reinstall the filler plug securely.

22. 

REPLACE AUTOMATIC TRANSMISSION AND
DIFFERENTIAL OIL (FLUID)

A.  Replace automatic transmission fluid
(a)  Remove the drain plug, and drain the fluid.
(b)  Clean the drain plug.
(c)  Reinstall the drain plug securely.

(d)  With the engine “OFF”, add new fluid through the dipstick

tube.

Fluid type:

ATF Type T–II or equivalent

Drain and refill capacity:

1.9 liters (2.0 US qts. 1.7 lmp. qts)

(e)  Start the engine and shift the selector into all positions from

“P” through “L”, and then shift into “P” position.

(f) 

With the engine idling, check the fluid level. Add fluid up the
“COOL” level on the dipstick.

(g)  Check that the fluid level is in the “HOT” range at the normal

operating temperature (70 – 80

 C (158 – 176

 F)) and add

as necessary.
NOTICE: Do not overfill.

B.  Replace differential oil
(a)  Remove the filler and drain plugs, and drain the oil.
(b)  Clean the drain plug.
(c)  Reinstall the drain plug securely.
(d)  Add new oil until it begins to run out of the filler hole.

Differential oil:

Oil grade

API GL–5

MA–16

–

MAINTENANCE

(1UZ – FE)

Viscosity

Above – 185C (05F) SAE 90

Below – 18

°

C (0

°

F) SAE 80W–90 or 80W

Capacity:

1.35 liters (1.43 US qts, 1.19 lmp. qts)

(e)  Reinstall the filler plug securely.

23.  TIGHTEN BOLTS AND NUTS ON CHASSIS AND BODY

Tighten the following parts.

•

Front seat–to–body mounting bolts

Torque: 37 N

⋅

m (375 kgf

⋅

cm, 27 ft

⋅

lbf)

•

Front suspension crossmembers - to - body mounting
nuts and bolts

Torque:

127 N

⋅

m (1.300 kgf

⋅

cm, 94 ft

⋅

lbf) for nut

201 N

⋅

m (2,050 kgf

⋅

cm, 148 ft

⋅

lbf) for bolt

•

Rear suspension member - to - body mounting bolts

Torque: 176 NVm (1,800 kgfVcm, 130 ftVlbf)

•

Rear suspension member rear cushion - to - body
mounting bolts

Torque: 38 N

⋅

m (390 kgf

⋅

cm, 28 ft

⋅

lbf)

24. BODY INSPECTION
(a)  Check the body exterior for dents, scratches and rust
(b)  Check the underbody for rust and damage.

If necessary, replace or repair.

25. ROAD 

TEST

(a)  Check the engine and chassis for abnormal noises.
(b)  Check that the vehicle does not wander or pull to one side.
(c)  Check that the brakes work properly and do not drag.
(d)  Perform setting of the parking brake shoes and drum.

–

MAINTENANCE

(1UZ – FE)

MA–17

26. FINAL INSPECTION
(a)  Check the operation of the body parts:

•

Hood:

Auxiliary catch operates properly Hood locks securely
when closed

•

Doors:

Door locks operate properly Doors close properly

•

Luggage compartment door:

Door lock operates properly

•

Seats:

Seat adjusts easily and locks securely in any position
Front seat back locks securely in any position Folding–
down rear seat backs lock securely

(b)  Be sure to deliver a clean car. Especially check:

•

Steering wheel

•

Shift lever knob

•

All switch knobs

•

Seats

MA–18

–

MAINTENANCE

(1UZ – FE)

GENERAL MAINTENANCE

MA00M–03

There are the maintenance and inspection
items which are considered to be the owner’s
responsibility. They can be performed by the
owner or be can have them done at a service
shop. These items include those which should
be checked on a daily basis, those which, in
most cases, do not require (special) tools and
those which are considered to be reasonable
for the owner to perform. Items and procedures
for general maintanance are as follows:

MA00P–04

OUTSIDE VEHICLE

1. TIRES
(a)  Check the pressure with a gauge. Adjust if

necessary.

(b)  Check for cuts, damage or excessive wear.
2. WHEEL 

NUTS

Wheel checking the tires, check the nuts for
looseness or for missing nuts. If necessary,
tighten them.

3. TIRE 

ROTATION

It is recommended that tires be rotated every
12,000 km (7,500 miles).

4. 

WINDSHIELD WIPER BLADES
Check for wear or cracks whenever they do not
wipe clean. Replace if necessary.

5. FLUID 

LEAKS

(a)  Check underneath for leaking fuel, oil, water or

other fluid.

(b)  If you smell gasoline fumes or notice any leak,

have the cause found and corrected.

6. 

DOORS AND ENGINE HOOD

(a)  Check that all doors including the trunk lid

operate smoothly, and that all latches lock
securely.

(b)  Check that the engine hood secondary latch

secures the hood from opening when the
primary latch is released.

MA00R–05

INSIDE VEHICLE

7. LIGHTS
(a) Check that the headlights, stop lights,

tail–lights, turn signal lights, and other lights
are all working.

(b)  Check the headlight aiming.
8. 

WARNING LIGHT AND BUZZERS
Check that all warning lights and buzzers func-
tion properly.

9. HORN

Check that it is working.

10. WINDSHIELD 

GLASS

Check for scratches, pits or abrasions.

11.  WINDSHIELD WIPER AND WASHER
(a)  Check operation of the wipers and washer.
(b)  Check that the wipers do not streak.
12. WINDSHIELD DEFROSTER

Check that the air comes out from the defroster
outlet when operating the heater air condition-
er at defroster mode.

13.  REAR VIEW MIRROR

Check that it is mounted securely.

14. SUN 

VISORS

Check that they move freely and are mounted
securely.

15. STEERING WHEEL

Check that it has the specified freeplay. Be
alert for changes in steering condition, such as
hard steering, excessive freeplay or strange
noise.

16. SEATS
(a)  Check that all front seat controls such as seat

adjusters, seatback recliner, etc. operate
smoothly.

(b)  Check that all latches lock securely in any

position.

(c) Check 

that 

the 

locks 

hold 

securely 

in 

any

latched position.

(d)  Check that the head restraints move up and

down smoothly and that the locks hold securely
in ay latches position.

(e)  For folding–down rear seat backs, check that

the latches lock securely.

17. SEAT 

BELTS

(a) Check 

that 

the 

seat belt 

system such as

buckles, retractors and anchors operate
properly and smoothly.

(b)  Check that the belt webbing is not cut, frayed,

worn or damaged.

18. ACCELERATOR 

PEDAL

Check the pedal for smooth operation and un-
even pedal effort or catching.

–

MAINTENANCE

(1UZ – FE)

MA–19