2015 LEXUS RX350 headlights

7184-3. Do-it-yourself maintenance
Vehicles with discharge headlights
Turn bolt A in either direction
using a Phillips-head screw-
driver. Remember the turning direction
and the number of turns in mind.
Turn bolt B the same number of
turns and in the same direction
as step 1 using a Phillips-head
screwdriver. If the headlight cannot be
adjusted using this procedure,
take the vehicle to your Lexus
dealer to adjust the headlight
aim.STEP 1
STEP 2

7194-3. Do-it-yourself maintenance
4
Maintenance and care Light bulbs You may replace the following bulbs by yourself. The difficulty level of
replacement varies depending on the bulb. If necessary bulb replacement
seems difficult to perform, contact your Lexus dealer.
For more information about replacing other light bulbs, contact your Lexus
dealer.
■ Preparing for light bulb replacement
Check the wattage of the light bulb to be replaced. (  P. 817)
■ Removing the engine compartment covers
 P. 6 7 1
■ Turning off the power back door main switch
 P. 5 8
■ Front bulb locations
Vehicles with halogen headlights Headlight high beamHeadlight low beam
Front turn signal light

7204-3. Do-it-yourself maintenance
Vehicles with discharge headlights
Front turn signal light Headlight high beam

7304-3. Do-it-yourself maintenance
■
Discharge headlights (if equipped)
If voltage to the discharge bulbs is insufficient, the bulbs may not come on, or may
go out temporarily. The discharge bulbs will come on when normal power is
restored.■
LED bulbs
The daytime running lights, parking lights, front side marker lights, LED front fog
lights (if equipped), side turn signal lights, stop lights, high mounted stoplight and
licence plate lights consist of a number of LEDs. If any of the LEDs burn out, take
your vehicle to your Lexus dealer to have the light replaced.■
Condensation build-up on the inside of the lens
Temporary condensation build-up on the inside of the headlight lens does not indi-
cate a malfunction. Contact your Lexus dealer for more information in the following
situations: ●
Large drops of water are built up on the inside of the lens.●
Water has built up inside the headlight.

7314-3. Do-it-yourself maintenance
4
Maintenance and care CAUTION■
Replacing light bulbs ●
Turn off the lights. Do not attempt to replace the bulb immediately after turning
off the lights.
The bulbs become very hot and may cause burns.●
Do not touch the glass portion of the li ght bulb with bare hands. When it is
unavoidable to hold the glass portion, use and hold with a clean dry cloth to avoid
getting moisture and oils on the bulb.
Also, if the bulb is scratched or dropped, it may blow out or crack.●
Fully install light bulbs and any parts used to secure them. Failure to do so may
result in heat damage, fire, or water en tering the headlight unit. This may damage
the headlights or cause condensation to build up on the lens. ●
Vehicles with discharge headlights:
While the low beam headlights are turned
on, and for a short time after they have
been turned off, metal components at the
rear of the headlight assembly will be
extremely hot. To prevent burns, do not
touch these metal components until you
are certain they have cooled down.Metal components

7324-3. Do-it-yourself maintenance
CAUTION■
Discharge headlights (if equipped) ●
Contact your Lexus dealer be fore replacing discharge he adlights (including light
bulbs).●
Do not touch the discharge headlight’s high voltage socket when the headlights
are turned on.
An extremely high voltage of 30000 V wi ll be discharged and could result in
serious injury or death by electric shock.●
Do not attempt to take apart or repair the low beam discharge headlight bulbs,
connectors, power supply circuits, or related components.
Doing so could result in electric shock and serious injury or death.■
To prevent damage or fire
Make sure bulbs are fully seated and locked.

5
When trouble arises
7975-2. Steps to take in an emergency
■
Starting the engine when the battery is discharged
The engine cannot be started by push-starting.■
To prevent battery discharge ●
Turn off the headlights and the audio system while the engine is off.●
Turn off any unnecessary electrical compon ents when the vehicle is running at a
low speed for an extended period, such as in heavy traffic.■
When the battery is removed or discharged ●
The power back door must be initialized.
(  P. 8 4 7 )●
Make sure that the key is not inside th e vehicle when recharging or replacing
the battery. The key may be locked in the vehicle if the alarm is activated.
(  P. 114)■
Charging the battery
The electricity stored in the battery will discharge gradually even when the vehi-
cle is not in use, due to natural discharge and the draining effects of certain
electrical appliances. If the vehicle is left for a long time, the battery may dis-
charge, and the engine may be unable to start. (The battery recharges automat-
ically during driving.) Start the engine of the second vehicle. Increase the engine
speed slightly and maintain that level for approximately 5 min-
utes to recharge the battery of your vehicle.
Open and close any of the do ors with the “ENGINE START
STOP” switch off.
Maintain the engine sp eed of the second ve hicle and start the
engine of your vehicle by tu rning the “ENGINE START STOP”
switch to IGNITION ON mode.
Once the vehicle’s engine ha s started, remove the jumper
cables in the exact reverse ord er from which they were con-
nected.
Once the engine starts, have th e vehicle inspected at your Lexus
dealer as soon as possible. STEP 3
STEP 4
STEP 5
STEP 6

8176-1. Specifications
6
Vehicle specifications Light bulbs
A: HB3 halogen bulbs B: H11 halogen bulbs
C: D4S discharge bulbs D: Wedge base bulbs (amber)
E: Wedge base bulbs (clear) F: H16 halogen bulbs
* :If equipped Light bulbs Bulb No. W Ty p e
Exterior Headlights
High beam
Low beam (halogen bulbs)
*Low beam (discharge bulbs)
* 9005

 60
55
35 A
B
C
Front turn signal lights 7444NA 28 /8 D
Tail lights  5 E
Front fog lights (halogen bulbs)
*  19 F
Rear side marker lights  5 E
Rear turn signal lights  21 D
Back-up lights 921 16 E
Outer foot lights  5 E
Interior Vanity lights  8 E
Front interior lights  5 E
Rear interior lights  8 E
Luggage compartment lights  5 E
Door courtesy lights  5 E
Footwell lights  3.8 E