×
- Live Chat
- 1-888-352-5786
My Garage
My Account
Cart
Switch & Relay & Computer fit your 1999 Lexus GS400
Currently shopping for
1999 Lexus GS400
Change VehicleCategories Close X
Currently selected
Electrical
- ABS & VSC
- Air Bag
- Antenna
- Anti-Theft Device
- Automatic Light Control System (Conlight)
- Battery & Battery Cable
- Center Stop Lamp
- Cruise Control (Auto Drive)
- Electronic Fuel Injection System
- Electronic Height Control
- Fog Lamp
- Headlamp
- Headlamp Cleaner
- Heating & Air Conditioning - Compressor
- Heating & Air Conditioning - Control & Air Duct
- Heating & Air Conditioning - Cooler Piping
- Heating & Air Conditioning - Cooler Unit
- Heating & Air Conditioning - Heater Unit & Blower
- Heating & Air Conditioning - Water Piping
- Horn
- Interior Lamp
- Meter
- Mirror
- Navigation & Front Monitor Display
- Overdrive & Electronic Controlled Transmission
- Radio Receiver & Amplifier & Condenser
- Rear Combination Lamp
- Rear License Plate Lamp
- Seat Motor & Seat Heater
- Side Turn Signal Lamp & Outer Mirror Lamp
- Speaker
- Switch & Relay & Computer
- Telephone & Mayday
- Windshield Washer
- Windshield Wiper
- Wireless Door Lock
- Wiring & Clamp
Other Categories
Body
Engine/Fuel/Tool
Power Train/Chassis
Parts Questions
Sort by:
Recommended
Part No. & Part Description
Price & Qty.
Part No. &
Part Description
Part Description
- Blub, Vehicle Stability Control Switch
84999-10310
Blub, Vehicle Stability Control Switch- 14V 0.91W
- Fitting Vehicle Options: JZS160, UZS160
- Part Name Code: 84986B
$6.06 $4.601 
90010-01039
Blub, Vehicle Stability Control Switch- 14V0.91W,W(GREEN CAP
- Fitting Vehicle Options: JZS160, UZS16#
- Part Name Code: 84986B
$6.75 $5.241
- Sensor, Knock Control
89615-12090
Sensor, Knock Control- Fitting Vehicle Options: JZS160
- Require Quantity: 2
- Package Quantity: 1
- Part Name Code: 89615
$201.41 $147.731 
89615-12040
Sensor, Knock Control- MATSUSHITA
- Fitting Vehicle Options: JZS160; UZS160
- Require Quantity: 2
- Package Quantity: 1
- Part Name Code: 89615
$243.83 $178.841
89615-12050
Sensor, Knock Control- DENSO
- Fitting Vehicle Options: JZS160
- Require Quantity: 2
- Package Quantity: 1
- Part Name Code: 89615
- Replaced By: 89615-12090
$201.41 $148.941
$33.55 $26.021
$241.49 $178.571
$12.21 $9.471
$98.24 $72.641
$3.19 $2.481
- Switch Assy, Oil Pressure (For Engine)
83530-28020
Switch Assy, Oil Pressure (For Engine)- DENSO
- Fitting Vehicle Options: JZS160; UZS16#
- Part Name Code: 83530
- Replaced By: 83530-0E010
$63.56 $47.761 
83530-60020
Switch Assy, Oil Pressure (For Engine)- DENSO
YAZAKI - Fitting Vehicle Options: JZS160; UZS160
- Part Name Code: 83530
$50.94 $38.291- DENSO
- Sensor, Oxygen
89465-50060
Sensor, Oxygen- FRONT
- Location: Front
- Fitting Vehicle Options: UZS160
- Require Quantity: 2
- Package Quantity: 1
- Part Name Code: 89465
- Replaced By: 89465-50150
$165.33 $124.241 
89465-30480
Sensor, Oxygen- EX MANIFOLD 1,2,3SIDE,NO.2
- Production Date: 08/1999-01/2005
- Fitting Vehicle Options: JZS160
- Part Name Code: 89465
$218.99 $160.321
89465-30440
Sensor, Oxygen- EX MANIFOLD 1,2,3SIDE,NO.2
- Production Date: 08/1997-08/1999
- Fitting Vehicle Options: JZS160
- Part Name Code: 89465
$231.38 $169.451
$174.45 $127.361
89465-30490
Sensor, Oxygen- EXHAUST PIPE
- Production Date: 08/1999-01/2005
- Fitting Vehicle Options: JZS160
- Part Name Code: 89465
$218.99 $160.321- 89465-30410
Sensor, Oxygen- REAR
- Location: Rear
- Fitting Vehicle Options: UZS160
- Require Quantity: 2
- Package Quantity: 1
- Part Name Code: 89465
89465-30430
Sensor, Oxygen- EX MANIFOLD 1,2,3SIDE,NO.1
- Fitting Vehicle Options: JZS160
- Part Name Code: 89465
- 89465-30450
Sensor, Oxygen- EXHAUST PIPE
- Production Date: 08/1997-08/1999
- Fitting Vehicle Options: JZS160
- Part Name Code: 89465
$66.14 $49.701
$189.52 $140.151
- Gage Assy, Fuel Sender
$151.05 $111.711 - $150.54 $111.331
$140.18 $103.661
- Switch Assy, Neutral Start
$200.38 $146.971 
$182.15 $133.601
$13.59 $10.541
$4.86 $3.771
$34.39 $26.681
- Switch Assy, Outer Mirror, NO.2
84872-30020
Switch Assy, Outer Mirror, NO.2- Fitting Vehicle Options: JZS160, UZS16#
- Part Name Code: 84870D
$162.00 $119.801 - 84870-30450
Switch Assy, Outer Mirror, NO.2- TAIWAN SPEC
- Fitting Vehicle Options: JZS160, UZS160; JZS160
- Part Name Code: 84870D
- Replaced By: 84872-30020
$162.00 $121.751
- Knob, Power Seat Switch, RH
84921-24030-C0
Knob, Power Seat Switch, RH- BLACK,TRIM2#,SLIDE
- Location: Passenger Side
- Part Name Code: 84921C
- Replaced By: 84921-32030-C0
$37.38 $29.211 
84921-30120-C0
Knob, Power Seat Switch, RH- BLACK,TRIM2#,RECLINING
- Location: Passenger Side
- Part Name Code: 84921C
$13.71 $10.631- 84921-24030-A1
Knob, Power Seat Switch, RH- IVORY,TRIM0#,SLIDE
- Location: Passenger Side
- Part Name Code: 84921C
- Replaced By: 84921-32030-C0
$37.38 $29.211 - 84921-24030-B3
Knob, Power Seat Switch, RH- MD.CHARCOAL,TRIM1#,SLIDE
- Location: Passenger Side
- Part Name Code: 84921C
$59.64 $44.811 - 84921-30120-A0
Knob, Power Seat Switch, RH- IVORY,TRIM0#,RECLINING
- Location: Passenger Side
- Part Name Code: 84921C
- Replaced By: 84921-30120-C0
$13.71 $10.711 - 84921-30120-B0
Knob, Power Seat Switch, RH- MD.CHARCOAL,TRIM1#,RECLINING
- Location: Passenger Side
- Part Name Code: 84921C
- Replaced By: 84921-30120-C0
$13.71 $10.711
- Knob, Power Seat Switch, LH
84921-24050-C0
Knob, Power Seat Switch, LH- BLACK,TRIM2#,SLIDE
- Location: Driver Side
- Part Name Code: 84921D
$58.38 $43.881 
84921-30130-C0
Knob, Power Seat Switch, LH- BLACK,TRIM2#,RECLINING
- Location: Driver Side
- Part Name Code: 84921D
$13.71 $10.631- 84921-24050-A1
Knob, Power Seat Switch, LH- IVORY,TRIM0#,SLIDE
- Location: Driver Side
- Part Name Code: 84921D
- Replaced By: 84921-32030-C0
$37.38 $29.211 
84921-24050-B1
Knob, Power Seat Switch, LH- MD.CHARCOAL,TRIM1#,SLIDE
- Location: Driver Side
- Part Name Code: 84921D
- Replaced By: 84921-24050-C0
$58.38 $45.631
84921-30130-A0
Knob, Power Seat Switch, LH- IVORY,TRIM0#,RECLINING
- Location: Driver Side
- Part Name Code: 84921D
- Replaced By: 84921-30130-C0
$13.71 $10.711
84921-30130-B0
Knob, Power Seat Switch, LH- MD.CHARCOAL,TRIM1#,RECLINING
- Location: Driver Side
- Part Name Code: 84921D
- Replaced By: 84921-30130-C0
$13.71 $10.711
$2.65 $2.011
$123.75 $91.511
- $123.75 $91.511
- $123.75 $91.511
- $123.75 $91.511
- $123.75 $91.511
- $123.75 $91.511
- $123.75 $91.511
$76.17 $59.531
- Bulb, Seat Heater Switch
$10.77 $8.421 - 84999-10130
Bulb, Seat Heater Switch- 12V 0.56W
- Require Quantity: 2
- Package Quantity: 1
- Part Name Code: 84751B
$17.01 $13.301
- Knob, Light Control Rheostat
$3.47 $2.701 - 84118-30050-B0
Knob, Light Control Rheostat- DK.CHARCOAL,TRIM1#
- Location: Passenger Side
- Part Name Code: 84118
- Replaced By: 84118-30050-C0
$3.47 $2.721 - 84118-30050-E0
Knob, Light Control Rheostat- SANDAL WOOD,TRIM0#
- Location: Passenger Side
- Part Name Code: 84118
- Replaced By: 84118-30050-C0
$3.47 $2.721
$177.39 $130.111
$30.00 $23.261
- Cable Sub-Assy, Spiral
$488.18 $352.191
$109.04 $81.941
- Switch Assy, Luggage Compartment Door Opening
84840-30150-A1
Switch Assy, Luggage Compartment Door Opening- IVORY,TRIM0#
- Part Name Code: 84840
- Replaced By: 84840-30150-C0
$174.40 $128.951 - 84840-30150-B4
Switch Assy, Luggage Compartment Door Opening- MD.CHARCOAL,TRIM1#
- Part Name Code: 84840
- Replaced By: 84840-30150-C0
$174.40 $128.951 
$174.40 $127.901
- Switch Assy, Outer Mirror
84870-50280-C0
Switch Assy, Outer Mirror- TAIWAN SPEC,BLACK,TRIM2#
- Fitting Vehicle Options: JZS160
- Part Name Code: 84870A
$347.32 $254.741 - 84870-50280-E0
Switch Assy, Outer Mirror- TAIWAN SPEC,SANDAL WOOD,TRIM0#
- Fitting Vehicle Options: JZS160
- Part Name Code: 84870A
$347.82 $255.111 - 84870-30440-B0
Switch Assy, Outer Mirror- CANADA SPEC,DK.CHARCOAL,TRIM1#
- Fitting Vehicle Options: JZS160, UZS16#
- Part Name Code: 84870A
- Replaced By: 84872-30020
$162.00 $121.751 - 84870-30440-C0
Switch Assy, Outer Mirror- CANADA SPEC,BLACK,TRIM2#
- Fitting Vehicle Options: JZS160, UZS16#
- Part Name Code: 84870A
- Replaced By: 84872-30020
$162.00 $121.751 - 84870-30440-E0
Switch Assy, Outer Mirror- CANADA SPEC,SANDAL WOOD,TRIM0#
- Fitting Vehicle Options: JZS160, UZS16#
- Part Name Code: 84870A
- Replaced By: 84872-30020
$162.00 $121.751 - 84870-50280-B1
Switch Assy, Outer Mirror- TAIWAN SPEC,DK.CHARCOAL,TRIM1#
- Fitting Vehicle Options: JZS160
- Part Name Code: 84870A
$12.21 $9.471
- Sensor, Engine Oil Level
$345.78 $253.611
$906.32 $653.841
$90.30 $67.861
$85.97 $64.611
$27.65 $21.591
$15.20 $11.791
$58.63 $44.061
$37.02 $28.161
$32.43 $25.161
$123.73 $91.501
$11.29 $8.831
$21.87 $16.961
- Bracket, Junction Block
$18.82 $14.721 
$298.13 $218.671
$298.13 $218.671
$219.11 $162.031
$55.07 $41.391
- Switch Assy, Multiplex Network
84030-30020-B0
Switch Assy, Multiplex Network- DK.CHARCOAL,TRIM1#
- Require Quantity: 3
- Package Quantity: 1
- Part Name Code: 84030
- Replaced By: 84030-30020-C0
$171.44 $126.781 - 84030-30020-C0
Switch Assy, Multiplex Network- BLACK,TRIM2#
- Require Quantity: 3
- Package Quantity: 1
- Part Name Code: 84030
$171.44 $125.751 - 84030-30020-E0
Switch Assy, Multiplex Network- SANDAL WOOD,TRIM0#
- Require Quantity: 3
- Package Quantity: 1
- Part Name Code: 84030
- Replaced By: 84030-30020-C0
$171.44 $126.781
- Master Switch Assy, Multiplex Network
84040-30050-B0
Master Switch Assy, Multiplex Network- DK.CHARCOAL,TRIM1#
- Part Name Code: 84040
- Replaced By: 84040-30190-C0
$844.71 $609.401 - 84040-30050-C0
Master Switch Assy, Multiplex Network- BLACK,TRIM2#
- Part Name Code: 84040
- Replaced By: 84040-30190-C0
$844.71 $609.401 - 84040-30050-E0
Master Switch Assy, Multiplex Network- SANDAL WOOD,TRIM0#
- Part Name Code: 84040
- Replaced By: 84040-30190-C0
$844.71 $609.401
$191.80 $140.681
- Switch Assy, Turn Signal
84310-3F150
Switch Assy, Turn Signal- Production Date: 08/1997-05/1999
- Fitting Vehicle Options: UZS160
- Part Name Code: 84310
- Replaced By: 84310-3F151
$930.80 $671.521 - 84310-3F151
Switch Assy, Turn Signal- Production Date: 05/1999-07/2000
- Fitting Vehicle Options: UZS160
- Part Name Code: 84310
$930.80 $671.521 - 84310-3F170
Switch Assy, Turn Signal- Production Date: 08/1997-05/1999
- Fitting Vehicle Options: JZS160
- Part Name Code: 84310
- Replaced By: 84310-3F171
- 84310-3F171
Switch Assy, Turn Signal- Production Date: 05/1999-07/2000
- Fitting Vehicle Options: JZS160
- Part Name Code: 84310
$110.19 $81.491
$50.20 $39.231
$325.95 $239.071
$211.69 $155.271
$70.05 $52.651
- Switch Assy, Power Seat Front, RH
84920-30200-A1
Switch Assy, Power Seat Front, RH- IVORY,TRIM0#
- Location: Passenger Side
- Part Name Code: 84920C
$116.28 $85.991 - 84920-30200-B3
Switch Assy, Power Seat Front, RH- MD.CHARCOAL,TRIM1#
- Location: Passenger Side
- Part Name Code: 84920C
$115.77 $85.611 - 84920-30200-C0
Switch Assy, Power Seat Front, RH- BLACK,TRIM2#
- Location: Passenger Side
- Part Name Code: 84920C
$112.89 $83.481
- Switch Assy, Power Seat Front, LH
84920-30210-A1
Switch Assy, Power Seat Front, LH- IVORY,TRIM0#
- Location: Driver Side
- Part Name Code: 84920D
- Replaced By: 84920-30210-C0
$112.89 $84.841 - 84920-30210-B2
Switch Assy, Power Seat Front, LH- MD.CHARCOAL,TRIM1#
- Location: Driver Side
- Part Name Code: 84920D
- Replaced By: 84920-30210-C0
$112.89 $84.841 - 84920-30210-C0
Switch Assy, Power Seat Front, LH- BLACK,TRIM2#
- Location: Driver Side
- Part Name Code: 84920D
$112.89 $83.481
$314.16 $230.421
- Switch, Front Power Seat, LH
$314.59 $230.741 - 84922-30280
Switch, Front Power Seat, LH- W(MEMORY ADJUST SYSTEM)
- Location: Driver Side
- Part Name Code: 84922C
- Switch Assy, Door Control
84930-30060-B0
Switch Assy, Door Control- DK.CHARCOAL,TRIM1#
- Part Name Code: 84930
- Replaced By: 84930-30100-C0
$128.81 $96.801 - $128.81 $96.801
- 84930-30060-E0
Switch Assy, Door Control- SANDAL WOOD,TRIM0#
- Part Name Code: 84930
- Replaced By: 84930-30100-C0
$128.81 $96.801
$161.49 $121.361
$4.61 $3.601
$3.28 $2.561
$14.00 $10.951
- $16.98 $13.271
$105.30 $79.141
$115.14 $85.151
$35.00 $27.351
$181.30 $132.981
$83.09 $62.451
$350.81 $253.081
$17.55 $13.611
- Computer, Multiplex Network Door, Front LH
89222-30020
Computer, Multiplex Network Door, Front LH- Location: Front Driver Side
- Fitting Vehicle Options: JZS160, UZS16#
- Part Name Code: 89223
$640.98 $462.421 - 89222-30030
Computer, Multiplex Network Door, Front LH- TAIWAN SPEC
- Location: Front Driver Side
- Fitting Vehicle Options: JZS160
- Part Name Code: 89223
- Computer, Multiplex Network Door, Front RH
89223-30020
Computer, Multiplex Network Door, Front RH- Location: Front Passenger Side
- Fitting Vehicle Options: JZS160, UZS16#
- Part Name Code: 89222
$601.24 $433.751 - 89223-30030
Computer, Multiplex Network Door, Front RH- TAIWAN SPEC
- Location: Front Passenger Side
- Fitting Vehicle Options: JZS160
- Part Name Code: 89222
$900.31 $649.521
$147.08 $108.771
- Sensor, Lamp Failure Indicator
$517.10 $373.061
$1003.72 $724.121
- Computer Assy, Headlamp Leveling
89960-30050
Computer Assy, Headlamp Leveling- Fitting Vehicle Options: JZS160, UZS160
- Part Name Code: 89960
- Replaced By: 89960-30051
$496.89 $358.481 - $496.89 $358.481
- Fuse, Fuse Block
$2.73 $2.131 
$2.92 $2.291
$2.92 $2.291
$2.92 $2.291
$2.92 $2.291
$3.62 $2.831
$2.92 $2.291
$22.42 $17.391
$23.18 $18.111
- Resistor, Daytime Running Light
- Block Assy, Engine Room Relay
- Switch, Seat Memory
- Computer, Multiplex Network Body
89220-30030
Computer, Multiplex Network Body- Production Date: 08/1997-05/1998
- Fitting Vehicle Options: UZS160
- Part Name Code: 89221
- 89220-30031
Computer, Multiplex Network Body- Production Date: 05/1998-08/1998
- Fitting Vehicle Options: UZS160
- Part Name Code: 89221
- 89220-30032
Computer, Multiplex Network Body- Production Date: 08/1998-07/2000
- Fitting Vehicle Options: UZS160
- Part Name Code: 89221
- 89220-30040
Computer, Multiplex Network Body- Production Date: 08/1997-05/1998
- Fitting Vehicle Options: JZS160
- Part Name Code: 89221
- 89220-30041
Computer, Multiplex Network Body- Production Date: 05/1998-08/1998
- Fitting Vehicle Options: JZS160
- Part Name Code: 89221
- 89220-30042
Computer, Multiplex Network Body- Production Date: 08/1998-07/2000
- Fitting Vehicle Options: JZS160
- Part Name Code: 89221
- 89220-30090
Computer, Multiplex Network Body- CANADA SPEC
- Production Date: 08/1997-05/1998
- Fitting Vehicle Options: JZS160
- Part Name Code: 89221
- 89220-30091
Computer, Multiplex Network Body- CANADA SPEC
- Production Date: 05/1998-08/1998
- Fitting Vehicle Options: JZS160
- Part Name Code: 89221
- 89220-30092
Computer, Multiplex Network Body- CANADA SPEC
- Production Date: 08/1998-07/2000
- Fitting Vehicle Options: JZS160
- Part Name Code: 89221
- 89220-30120
Computer, Multiplex Network Body- CANADA SPEC
- Production Date: 08/1997-05/1998
- Fitting Vehicle Options: UZS160
- Part Name Code: 89221
- 89220-30121
Computer, Multiplex Network Body- CANADA SPEC
- Production Date: 05/1998-08/1998
- Fitting Vehicle Options: UZS160
- Part Name Code: 89221
- 89220-30122
Computer, Multiplex Network Body- CANADA SPEC
- Production Date: 08/1998-07/2000
- Fitting Vehicle Options: UZS160
- Part Name Code: 89221
- 89220-30130
Computer, Multiplex Network Body- TAIWAN SPEC
- Production Date: 08/1997-05/1998
- Fitting Vehicle Options: JZS160
- Part Name Code: 89221
- 89220-30131
Computer, Multiplex Network Body- TAIWAN SPEC
- Production Date: 05/1998-08/1998
- Fitting Vehicle Options: JZS160
- Part Name Code: 89221
- 89220-30132
Computer, Multiplex Network Body- TAIWAN SPEC
- Production Date: 08/1998-07/2000
- Fitting Vehicle Options: JZS160
- Part Name Code: 89221
89224-30010
Computer, Multiplex Network Door, Rear LH- Location: Rear Driver Side
- Part Name Code: 89224A
- 89224-30010
Computer, Multiplex Network Door, Rear RH- Location: Rear Passenger Side
- Part Name Code: 89224
- Transmitter, Garage Door Opener
$1.47 $1.111
$0.11 $0.081
$1.58 $1.241
$2.24 $1.761
$2.04 $1.601
$1.64 $1.261
$1.78 $1.381
$1.70 $1.331
$1.03 $0.781
$7.76 $6.071
$11.09 $8.671
$2.07 $1.611
$1.90 $1.441
$2.59 $2.021
$1.90 $1.481
$1.61 $1.261
$1.84 $1.431
$3.42 $2.681
$1.47 $1.111
$1.58 $1.231
$4.60 $3.561
- $1.70 $1.331
$1.72 $1.351
$3.07 $2.411
$1.44 $1.121
$1.44 $1.121
$1.61 $1.261
$1.38 $1.081
$1.38 $1.081
$1.18 $0.921
- $2.10 $1.651
$1.61 $1.261
Genuine Lexus Parts, the Right Choice
LexusPartsNow.com offers the wholesale prices for genuine 1999 Lexus GS400 parts. Parts like Switch & Relay & Computer are shipped directly from authorized Lexus dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 3.0L, 8 Cyl 4.0L.