2014 Lexus GS250 Maintenance

4926-3. Do-it-yourself maintenance
GS350_250_OM_OM30E16E_(EE)
Checking and replacing fuses
Turn the engine switch off.
After a system failure, see “Fuse layout and amperage ratings” for
details about which fuse to check. (→P. 4 9 7 )
Open the fuse box cover.
XEngine compartment: type A fuse box (left-hand drive vehicles)
Push the tab in and lift the lid off.
XEngine compartment: type A fuse box (right-hand drive vehicles)
Push the tab in and lift the lid off.
If any of the electrical components do not operate, a fuse may have
blown. If this happens, check an d replace the fuses as necessary.
1
2
3
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493 6-3. Do-it-yourself maintenance
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Maintenance and care
GS350_250_OM_OM30E16E_(EE)
XEngine compartment (type B fuse box)
Push the tab in and lift the lid off.
XLeft side instrument panel (left-hand drive vehicles)
Remove the lid.
XLeft side instrument panel (right-hand drive vehicles)
Remove the lid.
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4946-3. Do-it-yourself maintenance
GS350_250_OM_OM30E16E_(EE)
XRight side instrument panel (left-hand drive vehicles)
Remove the lid.
XRight side instrument panel (right-hand drive vehicles)
Remove the lid.
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495 6-3. Do-it-yourself maintenance
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Maintenance and care
GS350_250_OM_OM30E16E_(EE)
XTr u n k
Push the tab in and lift the lid off.
Remove the lid.
Remove the fuse with the pullout
tool.
Only type A fuse can be removed
using the pullout tool.
4
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4966-3. Do-it-yourself maintenance
GS350_250_OM_OM30E16E_(EE)
Check if the fuse is blown.Normal fuse
Blown fuse
Ty p e A a n d 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 any authorized Lexus dealer or repairer, or another duly qualified and
equipped professional.
5
1
2
XType AXTy p e B
XType CXTy p e D
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497 6-3. Do-it-yourself maintenance
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Maintenance and care
GS350_250_OM_OM30E16E_(EE)
■Engine compartment (type A fuse box)
XLeft-hand drive vehicles
Fuse layout and amperage ratings
FuseAmpereCircuit
1LH J/B-B40Left-hand junction block
2VG RS40No circuit
3RH J/B-B40Right-hand junction block
4P/ I - B N O. 280F/PMP, EFI MAIN, A/F HTR, EDU, IG2
MAIN
5ALT150RH J/B ALT, P/I ALT, LH J/B ALT, LUG J/B
ALT
6P/ I A LT100RR DEF, TAIL, FR FOG, DEICER, PANEL,
RR S/SHADE
7RH J/B ALT80Right-hand junction block
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4986-3. Do-it-yourself maintenance
GS350_250_OM_OM30E16E_(EE)
8MPX-B10
Smart entry & start system, CAN gateway
ECU, electric tilt and telescopic steering col-
umn, power seats, head-up display, front
right-hand door ECU, gauges and meters,
steering sensor, yaw rate and G sensor, over-
head module, RR CTRL SW, clock, front left-
hand door ECU, power trunk lid, body ECU
9DOME7. 5
Personal lights, ornament lights, trunk light,
footwell lights, door courtesy lights, vanity
lights, rear door inside handle illuminations,
power trunk lid
10EPS80EPS
11ARS80No circuit
12HTR50Air conditioning system
13ABS NO.140VDIM
14LUG J/B ALT50Luggage compartment junction block
15PTC NO.150PTC heater
16PTC NO.250PTC heater
17ABS NO.250VDIM
18ST30Starting system
19H-LP LO30Headlights, H-LP RLY
20D/C C UT30DOME, MPX-B
21DCM7. 5DCM
22ECU-B7. 5Smart entry & start system
23ALT-S7. 5Charging system
FuseAmpereCircuit
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499 6-3. Do-it-yourself maintenance
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Maintenance and care
GS350_250_OM_OM30E16E_(EE)
24ETCS10Multiport fuel injection system/sequential
multiport fuel injection system
25HORN10Horn
26R/B-B20EPS-B, TV
27P/ I - B N O.150Headlights, daytime running lights, EBS
28EPB30Pa r k in g b ra ke
29LUG J/B-B40Luggage compartment junction block
30FAN NO.180Electric cooling fans
31LH J/B ALT60Left-hand junction block
32H-LP CLN30Headlight cleaner
33FAN NO.240Electric cooling fans
34A/C COMP7. 5Air conditioning system
35FILTER10Condenser
FuseAmpereCircuit
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