Page 731 of 914
713 6-3. Do-it-yourself maintenance
6
Maintenance and care
GS350/250_EE (OM30C36E)
10LH ECU-IG10
VDIM, D-SW MODULE (Blind Spot
Monitor, heated steering wheel), driver
support system, AFS, EPB
11DOOR FL30Outside rear view mirror defoggers,
power window (front left-hand)
12CAPACITOR
(HV)10No circuit
13STRG LOCK15Steering lock
14D/L NO.225Power door lock system
15DOOR RL30Power window (rear left-hand)
16HAZ15Turn signal lights, emergency flashers
17LH-IG210
Multiport fuel injection system/sequen-
tial multiport fuel injection system, stop
lights, smart entry & start system, steer-
ing lock system
18LH J/B-B7.5Body ECU
19S/ROOF20Moon roof
20P/SEAT2 F/L25Power seats
21TI & TE20Electric tilt and telescopic steering col-
umn
22A/C7.5Air conditioning system
FuseAmpereCircuit
Page 732 of 914
7146-3. Do-it-yourself maintenance
GS350/250_EE (OM30C36E)
Right-hand drive vehicles
FuseAmpereCircuit
1P/SEAT1 F/L30Power seats
2D/L NO.125Power door lock system
3NV-IR10No circuit
4FL S/HTR10Seat heaters/ventilators
5STRG HTR15Heated steering wheel
6WIPER-IG5Windshield wipers
7LH-IG10
Seat belts, body ECU, AFS, Remote
Touch screen, overhead module, rain-
drop sensor, moon roof, inside rear view
mirror, LKA, front left-hand door ECU,
Lexus parking assist-sensor, power seats,
CAN gateway ECU
8LH ECU-IG10Yaw rate and G sensor, air conditioning
system, AFS, driver support system
9DOOR FL30Outside rear view mirror defoggers,
power window (front left-hand)
10CAPACITOR
(HV)10No circuit
11AM27.5Power management system, smart entry
& start system
12D/L NO.225Power door lock system
13DOOR RL30Power window (rear left-hand)
14HAZ15Turn signal lights, emergency flashers
Page 733 of 914
715 6-3. Do-it-yourself maintenance
6
Maintenance and care
GS350/250_EE (OM30C36E)
15LH-IG210
Multiport fuel injection system/sequen-
tial multiport fuel injection system, stop
lights, smart entry & start system, steer-
ing lock system
16LH J/B-B7.5Body ECU
17S/ROOF20Moon roof
18P/SEAT2 F/L25Power seats
19A/C7.5Air conditioning system
FuseAmpereCircuit
Page 736 of 914
7186-3. Do-it-yourself maintenance
GS350/250_EE (OM30C36E)
Right-hand drive vehicles
FuseAmpereCircuit
1STOP7.5Stop lights, high mounted stoplight
2P/SEAT1 F/R30Power seats
3FR P/OUTLET15Power outlet (front)
4P/W-B5Power window master switch
5RR P/OUTLET15Power outlet (rear)
6P/SEAT2 F/R25Power seats
7AV S20AV S
8WIPER30Windshield wipers
9WA S H20Windshield washer
10RH ECU-IG10
Navigation system, VDIM, D-SW
MODULE (Blind Spot Monitor, heated
steering wheel)
11RH-IG10
Tension reducer, AWD system, power
seats, head-up display, front right-hand
door ECU, nanoe, shift lock system,
electric tilt and telescopic steering col-
umn, seat heater/ventilator switches,
smart entry & start system antennas, tire
pressure warning system receiver, driver
monitor system
12DOOR FR30
Front right-hand door control system
(outside rear view mirror defoggers,
power window)
Page 737 of 914
719 6-3. Do-it-yourself maintenance
6
Maintenance and care
GS350/250_EE (OM30C36E)
13DOOR RR30Power window (rear right-hand)
14RAD NO.230Audio system
15STRG LOCK15Steering lock system
16MULTIMEDIA10Navigation system, Remote Touch
17RAD NO.130Audio system
18AIR BAG10SRS airbag system
19OBD7.5On-board diagnosis system
20TI & TE20Electric tilt and telescopic steering col-
umn
21ACC7.5
Body ECU, head-up display, RR CTRL,
navigation system, transmission, Remote
Touch, Remote Touch screen
FuseAmpereCircuit
Page 742 of 914
7246-3. Do-it-yourself maintenance
GS350/250_EE (OM30C36E)
Front fog lights (if equipped)
To allow enough working
space, turn the steering
wheel to the opposite side
of the bulb to be replaced.
Remove the 2 fender liner
clips.
Turn the steering wheel to the
left when replacing the right
side light bulb, and turn the
steering wheel to the right when
replacing the left side light bulb.
To take out the clips, turn the
head of the clip to unlock, then
remove by pulling.
While holding the clamp
open, pull and remove the
tabs and open the fender
liner.
Unplug the connector while
pressing the lock release.
Replacing light bulbs
1
2
3
Page 743 of 914
725 6-3. Do-it-yourself maintenance
6
Maintenance and care
GS350/250_EE (OM30C36E)Turn the bulb base counter-
clockwise.
Set the new light bulb.
Align the 3 tabs on the light
bulb with the mounting, and
insert. Turn it clockwise to set.
Set the connector.
After installing the connector,
shake the bulb base gently to
check that it is not loose, turn
the fog lights on once and visu-
ally confirm that no light is
leaking through the mounting.
Reinstall the fender liner
and install the clips.
Insert the clips and turn to lock.
4
5
6
7
Page 744 of 914
7266-3. Do-it-yourself maintenance
GS350/250_EE (OM30C36E)
Front turn signal lights
For the left side only: To
allow enough working
space, turn the steering
wheel all the way to the
right, then remove the bolts
and take off the cover.
Turn the bulb base counterclockwise.
1
2
Right sideLeft side