2015 LEXUS LS600H maintenance

4736-3. Do-it-yourself maintenance
6
Maintenance and care
LS600hL_U(OM50E41U)
■Use a CR1632 lithium battery
●Batteries can be purchased at your Lexus dealer, local electrical appliance shops
or camera stores.
●Replace only with the same or equivalent type recommended by the manufacturer.
●Dispose of used batteries according to local laws.
■When the card key battery needs to be replaced (if equipped)
The battery for the card key is available only at Lexus dealers. Your Lexus dealer can
replace the battery for you.
■If the electronic key battery is depleted
The following symptoms may occur:
●The smart access system with push-button start and wireless remote control will
not function properly.
●The operational range will be reduced.
CAUTION
■Removed battery and other parts
These parts are small and if swallowed by a child, they can cause choking. Keep
away from children. Failure to do so could result in death or serious injury.
NOTICE
■For normal operation after replacing the battery
Observe the following precautions to prevent accidents:
●Always work with dry hands.
Moisture may cause the battery to rust.
●Do not touch or move any other co mponent inside the remote control.
●Do not bend either of the battery terminals.

4746-3. Do-it-yourself maintenance
LS600hL_U(OM50E41U)
Turn the power switch off.
Open the fuse box cover.
Engine compartment (type A fuse box)
Remove the engine compartment
cover ( P. 440) and push the tab
in and lift the lid off.
Engine compartment (type B fuse box)
Remove the engine compartment
cover ( P. 440) and push the tab
in and lift the lid off.
Engine compartment (type C fuse box)
Remove the engine compartment
cover ( P. 440) and push the tab
in and lift the lid off.
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.
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4756-3. Do-it-yourself maintenance
6
Maintenance and care
LS600hL_U(OM50E41U)
Engine compartment (fuse box near the power control unit)
There are high voltage parts and
wiring near the fuse box. For inspec-
tion and replacement of the fuses,
contact your Lexus dealer.
Driver’s side instrument panel
Remove the lid.
Passenger’s side instrument panel
Remove the lid.

4766-3. Do-it-yourself maintenance
LS600hL_U(OM50E41U)
Trunk (type A fuse box)
Remove the 12-volt battery cover
( P. 450) and then remove the lid.
Trunk (type B fuse box)
Remove the cover.
Trunk (type C fuse box)
Remove the 12-volt battery cover
( P. 450) and then remove the
terminal cover.
Remove the fuse with the pullout
tool.
Only type A fuse can be removed
using the pullout tool.
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4776-3. Do-it-yourself maintenance
6
Maintenance and care
LS600hL_U(OM50E41U)
Check if the fuse is blown.Normal fuse
Blown fuse
Type A and B:
Replace the blown fuse with a new fuse of an appropriate amperage rating. The
amperage rating can be found on the fuse box lid.
Type C and D:
Contact your Lexus dealer.
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Ty p e AType B
Ty p e CType D

4786-3. Do-it-yourself maintenance
LS600hL_U(OM50E41U)
■After a fuse is replaced
●If the lights do not turn on even after the fuse has been replaced, a bulb may need
replacement. (P. 4 8 1 )
●If the replaced fuse blows again, have the vehicle inspected by your Lexus dealer.
■If there is an overload in a circuit
The fuses are designed to blow, protecting the wiring harness from damage.
CAUTION
■To prevent system breakdowns and vehicle fire
Observe the following precautions.
Failure to do so may cause damage to the vehicle, and possibly a fire or injury.
●Never use a fuse of a higher amperage rating than that 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.
●Do not modify the fuses or fuse boxes.
■Fuse box near the power control unit
Never check or replace the fuses as there are high voltage parts and wiring near
the fuse box.
Doing so may cause electric shock, resulting in death or serious injury.
NOTICE
■Before replacing fuses
Have the cause of electrical overload determined and repaired by your Lexus
dealer as soon as possible.

4796-3. Do-it-yourself maintenance
6
Maintenance and care
LS600hL_U(OM50E41U)
P. 4 4 0
Adjustment bolt A
Adjustment bolt B
Make sure the vehicle has a full ta nk of gasoline and the area around
the headlight is not deformed.
Park the vehicle on level ground.
Sit in the driver’s seat.
Bounce the vehicle several times.
Headlight aim
Removing the engine compartment cover
Vertical movement adjusting bolts
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Before checking the headlight aim
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4806-3. Do-it-yourself maintenance
LS600hL_U(OM50E41U)
Using a Phillips-head screw-
driver, turn bolt A in either direc-
tion.
Remember the turning direction and
the number of turns.
Turn bolt B the same number of
turns and in the same direction as
step .
If the headlight cannot be adjusted
using this procedure, take the vehicle
to your Lexus dealer to adjust the
headlight aim.
Adjusting the headlight aim
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