375
4-3. Do-it-yourself maintenance
4
Maintenance and care
Engine compartment
Engine oil filler cap
( P. 3 7 9 )
Engine oil level dipstick
( P. 380)
Brake fluid reservoir (P. 386)
Fuse box ( P. 413)
Washer fluid tank
( P. 390)Engine coolant reservoir
( P. 384)
Electric cooling fans
Condenser ( P. 385)
Radiator ( P. 385)
Fuse box ( P. 413)
Battery ( P. 387)
GS430
376
4-3. Do-it-yourself maintenance
Engine oil level dipstick
( P. 3 7 9 )
Engine oil filler cap
( P. 380)
Brake fluid reservoir
( P. 386)
Fuse box ( P. 413)
Washer fluid tank
( P. 390)Engine coolant reservoir
( P. 384)
Electric cooling fans
Condenser ( P. 385)
Radiator ( P. 385)
Fuse box ( P. 413)
Battery ( P. 387)
GS350
411
4-3. Do-it-yourself maintenance
4
Maintenance and care
Checking and replacing fuses
If any of the electrical components do not operate, a fuse may have blown.
If this happens, check and replace the fuses as necessary.
Turn the engine switch to “OFF” mode.
Remove the engine compartment cover if necessary.
P. 3 7 8
Open the fuse box cover.
Engine compartment (type A)
Push the tabs in and lift the lid
of
f.
Engine compartment (Type B) Push the tabs in and lift the lid
of
f.
STEP1
STEP2
STEP3
414
4-3. Do-it-yourself maintenance
Check if the fuse has blown.
Type ANormal fuse
Blown fuse
Replace it with one of an appro-
priate amperage rating. The
amper
age rating can be found
on the fuse box lid.
Type B
Normal fuse
Blown fuse
Replace it with one of an appro-
priate amperage rating. The
amper
age rating can be found
on the fuse box lid.
Type C
Normal fuse
Blown fuse
Contact your Lexus dealer.
STEP6
421
4-3. Do-it-yourself maintenance
4
Maintenance and care
■Driver’s side instrument panel
FuseAmpereCircuit
1FR P/SEAT LH30Power seat system
2A/C7. 5Air conditioning system
3TV7. 5Audio system, Air conditioning sys-
tem, Rear view monitor system
4TRK OPN10Trunk lid opener
5LH-B10Theft deterrent system
6S/ROOF25Moon roof
7PA N E L7. 5
Steering switch illumination, Audio
system, Glove box light, Automatic
transmission selector lever illumina-
tion, Console box light, Adaptive
variable suspension switch illumina-
tion, Cigarette lighter illumination,
Air conditioning system, VSC off
switch illumination, Driving pattern
selector switch, Seat heater or
Heated and ventilated seat switches,
Register ILL RH, Register ILL LH,
Register ILL CTR
8FUEL OPEN10Fuel filler door opener, Trunk lid
opener
428
4-3. Do-it-yourself maintenance
CAUTION
■To prevent system breakdowns and vehicle fire
Observe the following precautions.
Failing to do so may cause damage , and possibly a fire or injury.
●Never use a fuse of a higher amperage rating than indicated, or use any other
object in place of a fuse.
●Always use a genuine Lexus fuse or equivalent.
Never replace a fuse with a wire, even as a temporary fix.
This can cause extensive damage or even fire.
●Do not modify fuses or the fuse box.
NOTICE
■Before replacing fuses
Have the cause of electrical overload determined and repaired by your Lexus
dealer.
