Page 801 of 960
7994-3. Do-it-yourself maintenance
4
Maintenance and care
LX570_OM_OM60L96U_(U) 21 RR FOG 7.5 A No circuit
22 A/C 7.5 A Air conditioning system
23 AM1 5 A No circuit
24 TI & TE 15 A Tilt and telescopic steering
25 FR P/SEAT RH 30 A Power seat
26 PWR OUTLET 15 A Power outlet
27 OBD 7.5 A On Board Diagnostics
28 PSB 30 A Pre-collision system
29 DR/LCK 25 A Main body ECU
30 FR P/SEAT LH 30 A Power seat
31 INVERTER 15 A InverterFuse Ampere Circuit
Page 802 of 960
8004-3. Do-it-yourself maintenance
LX570_OM_OM60L96U_(U) ■ Passenger’s side instrument panel
Fuse Ampere Circuit
1 RSF LH 30 A Third seat adjustment (left)
2 B/DR CLSR RH 30 A Back door closer
3 B/DR CLSR LH 30 A Back door closer
4 RSF RH 30 A Third seat adjustment (right)
5 DOOR DL 15 A No circuit
6 AHC-B 20 A 4-Wheel AHC
7 TEL 5 A Multimedia
8 TOW BK/UP 7.5 A Towing
9 AHC-B No.2 10 A 4-Wheel AHC
10 ECU-IG No.4 5 A VGRS, power back door, rear ECU,
4-Wheel AHC, third seat adjustment,
tire pressure warning system ECU
Page 803 of 960
8014-3. Do-it-yourself maintenance
4
Maintenance and care
LX570_OM_OM60L96U_(U) Fuse Ampere Circuit
11 SEAT-A/C FAN 10 A Ventilators
12 SEAT-HTR 20 A Seat heaters
13 AFS 5 A Adaptive Front-lighting System
14 ECU-IG No.3 5 A Adaptive Front-lighting System,
dynamic radar cruise control system
15 STRG HTR 10 A Heated steering wheel
16 TV 10 A Multi-display assembly■
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. 803)●
If the replaced fuse blows again, have the vehicle inspected by your Lexus
dealer.■
If there is an overload in the circuits
The fuses are designed to blow, protec ting the wiring harness from damage.
Page 804 of 960
8024-3. Do-it-yourself maintenance
LX570_OM_OM60L96U_(U) CAUTION■
To prevent system breakdowns and vehicle fire
Observe the following precautions.
Failing to do so may cause damage to th e vehicle, and possibly a fire or injury.●
Never use a fuse of a higher amperage ra ting 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. ●
Do not modify the fuse or the fuse box.
NOTICE■
Before replacing fuses
Have the cause of electrical overload determined and repaired by your Lexus
dealer.
Page 805 of 960
8034-3. Do-it-yourself maintenance
4
Maintenance and care
LX570_OM_OM60L96U_(U) Light bulbs You may replace the following bulb s 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 ot her light bulbs, contact your Lexus
dealer.
■ Prepare a replacement light bulb
Check the wattage of the light bulb being replaced. ( P. 896)
■ Remove the engine compartment cover
P. 752
■ Front bulb locations Headlight high beamFront turn signal light
Page 806 of 960
8044-3. Do-it-yourself maintenance
LX570_OM_OM60L96U_(U) ■ Rear bulb locations Rear turn signal lightBack-up lights
Page 807 of 960
8054-3. Do-it-yourself maintenance
4
Maintenance and care
LX570_OM_OM60L96U_(U) Replacing light bulbs
■ Headlight high beams
Turn the cover co unterclockwise
and remove it.
Turn the bulb base counterclock-
wise.
Unplug the connector while pull-
ing the lock release.STEP 1
STEP 2
STEP 3
Page 808 of 960
8064-3. Do-it-yourself maintenance
LX570_OM_OM60L96U_(U) Replace the light bulb, and install
the bulb base. Align the 3 tabs on the light bulb
with the mounting, and insert.
Turn and secure the bulb base. Shake the bulb base gently to
check that it is not loose, turn the
headlights on once and visually
confirm that no light is leaking
through the mounting.
When installing the cover, conduct in reverse. STEP 4
STEP 5
STEP 6 STEP 1