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Power Seat Switch Test

Disconnect switch connector. Check continuity between specified terminals of switch connector. See appropriate POWER SEAT SWITCH TEST table. See Fig 1-Fig 5 . Replace switch if there is no continuity.

POWER SEAT SWITCH TEST (ES300 & LX470)

Switch Position (1) Terminals No.
Driver's Seat
Slide
Forward 4 & 7; 8 & 11
Off 4 & 7; 4 & 8
Backward 4 & 11; 7 & 8
Front Up/Down
Up 7 & 9; 10 & 11
Off 7 & 9; 7 & 11
Down 7 & 10; 9 & 11
Rear Up/Down
Up 2 & 11; 3 & 7
Off 2 & 3; 2 & 7
Down 2 & 7; 3 & 11
Recline
Forward 1 & 11; 5 & 7
Off 1 & 5; 1 & 7
Backward 1 & 7; 5 & 11
Passenger's Seat
Slide
Forward 4 & 7; 8 & 11
Off 4 & 7; 4 & 8
Backward 4 & 11; 7 & 8
Front Up/Down
Up 7 & 10; 9 & 11
Off 7 & 9; 7 & 10
Down 7 & 9; 10 & 11
Rear Up/Down
Up 2 & 7; 3 & 11
Off 2 & 3; 2 & 7
Down 2 & 11; 3 & 7
Recline
Forward 1 & 11; 5 & 7
Off 1 & 5; 1 & 7
Backward 1 & 7; 5 & 11
(1) See Fig 1.
POWER SEAT SWITCH TEST (GS300, GS400 & RX300)

Switch Position
 		 (1) Terminals No.
Driver's Seat
Slide
Forward 1 & 9; 4 & 6
Off 4 & 6; 4 & 9
Backward 1 & 6; 4 & 9
Front Up/Down
Up 1 & 10; 4 & 5
Off 4 & 5; 4 & 10
Down 1 & 5; 4 & 10
Rear Up/Down
Up 1 & 7; 4 & 8
Off 4 & 7, 4 & 8
Down 1 & 8; 4 & 7
Recline
Forward 1 & 3; 2 & 4
Off 2 & 4; 3 & 4
Backward 1 & 2; 3 & 4
Lumbar (2)
Forward 1 & 4; 2 & 3
Off 1 & 3; 2 & 3
Release 1 & 3; 2 & 4
Passenger's Seat
Slide
Forward 1 & 9; 4 & 6
Off 4 & 6; 4 & 9
Backward 1 & 6; 4 & 9
Front Up/Down
Up 1 & 5; 4 & 10
Off 4 & 5; 4 & 10
Down 1 & 10; 4 & 5
Rear Up/Down
Up 1 & 8; 4 & 7
Off 4 & 7, 4 & 8
Down 1 & 7; 4 & 8
Recline
Forward 1 & 3; 2 & 4
Off 2 & 4, 3 & 4
Backward 1 & 2; 3 & 4
Lumbar (2)
Forward 1 & 4; 2 & 3
Off 1, 2 & 3
Release 1 & 3; 2 & 4
(1) See Fig 2.
(2) Check between lumbar switch terminals. See Fig 5.
POWER SEAT SWITCH TEST (LS400)

Switch Position (1) Terminals No.
Slide
Forward 11 & 14; 12 & 13
Off 11 & 13; 12 & 13
Backward 11 & 13; 12 & 14
Front Up/Down
Up 9 & 14; 10 & 13
Off 9 & 13; 10 & 13
Down 9 & 13; 10 & 14
Rear Up/Down
Up 5 & 14; 6 & 13
Off 5 & 13; 6 & 13
Down 5 & 13; 6 & 14
Recline
Forward 4 & 14; 3 & 13
Off 4 & 13; 3 & 13
Backward 4 & 13; 3 & 14
Headrest
Up 14 & 15; 13 & 16
Off 13 & 15; 13 & 16
Down 5 & 13; 6 & 14
Lumbar (2)
Driver's Seat
Forward 1 & 4; 2 & 3
Off 1 & 3; 2 & 3
Release 1 & 3; 2 & 4
Passenger's Seat
Forward 1 & 4; 2 & 3
Off 2 & 3; 2 & 4
Release 1 & 3; 2 & 4
(1) See Fig 3.
(2) Check between lumbar switch terminals. See Fig 5.
POWER SEAT SWITCH TEST (SC300 & SC400)

Switch Position (1) Terminals No.
Driver's & Passenger's Seat
Slide
Forward 1 & 7; 2 & 12
Off 1 & 12; 2 & 12
Backward 1 & 12; 2 & 7
Front Up/Down
Up 4 & 6; 5 & 7
Off 4 & 5; 4 & 6
Down 4 & 5; 6 & 7
Rear Up/Down
Up 3 & 8; 7 & 9
Off 3 & 8; 3 & 9
Down 3 & 9; 7 & 8
Recline
Forward 3 & 12; 4 & 7
Off 3 & 12; 4 & 12
Backward 3 & 7; 4 & 12
Lumbar
Forward 7 & 11; 10 & 12
Off 10 & 12; 11 & 12
Release 7 & 10; 11 & 12
(1) See Fig 4.
Fig 1: Identifying Seat Switch Connector Terminals (ES300 & LX470)
G97G04336Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 2: Identifying Seat Switch Connector Terminals (GS300, GS400 & RX300)
G98J03404Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 3: Identifying Seat Switch Connector Terminals (LS400)
G94I47454Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 4: Identifying Seat Switch Connector Terminals (SC300 & SC400)
G94H47453Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Fig 5: Identifying Lumbar Support Switch Wiring Harness Connector Terminals (GS300, GS400 & LS400)
G96D07654Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
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