Pinout Values and Diagnostic Parameters

Power Seat (Driver's Seat w/Driving Position Memory)

P18 (A), P19 (B) POWER SEAT ECU
(B) 9 - GROUND : Always approx. 12 volts
(A) 8 - GROUND : Always approx. 12 volts
(A) 7 - GROUND : Always continuity
(B) 13 - GROUND : Always continuity
(B) 8 - GROUND : Approx. 12 volts with ignition SW at ON or ST position
(A) 1 - GROUND : Approx. 12 volts with driver's seat at front reclining operation
(A) 2 - GROUND : Approx. 12 volts with driver's seat at rear reclining operation
(A)10 - GROUND : Approx. 12 volts with driver's seat at front vertical up operation
(A) 9 - GROUND : Approx. 12 volts with driver's seat at front vertical down operation
(A) 6 - GROUND : Approx. 12 volts with driver's seat at rear vertical up operation
(A) 5 - GROUND : Approx. 12 volts with driver's seat at rear vertical down operation
(A) 3 - GROUND : Approx. 12 volts with driver's seat at front slide operation
(A) 4 - GROUND : Approx. 12 volts with driver's seat at rear slide operation

P16 POWER SEAT CONTROL SW (DRIVER'S SEAT)
3 - 1 : Closed with Driver's seat at front reclining operation
2 - 1 : Closed with Driver's seat at rear reclining operation
10 - 1 : Closed with Driver's seat at front vertical up operation
5 - 1 : Closed with Driver's seat at front vertical down operation
7 - 1 : Closed with Driver's seat at rear vertical up operation
8 - 1 : Closed with Driver's seat at rear vertical down operation
9 - 1 : Closed with Driver's seat at front slide operation
6 - 1 : Closed with Driver's seat at rear slide operation

L8 LUMBAR SUPPORT CONTROL SW (DRIVER'S SEAT)
4 - GROUND : Always approx. 12 volts
3 - GROUND : Always continuity

Power Seat (Driver's Seat w/o Driving Position Memory)

P16 POWER SEAT CONTROL SW (DRIVER'S SEAT)
1 - GROUND : Always approx. 12 volts
4 - GROUND : Always continuity

L8 LUMBAR SUPPORT CONTROL SW (DRIVER'S SEAT)
4 - GROUND : Always approx. 12 volts
3 - GROUND : Always continuity

Power Seat (Front Passenger's Seat)

P17 POWER SEAT CONTROL SW (FRONT PASSENGER'S SEAT)
1 - GROUND : Always approx. 12 volts
4 - GROUND : Always continuity

L9 LUMBAR SUPPORT CONTROL SW (FRONT PASSENGER'S SEAT)
1 - GROUND : Always approx. 12 volts
2 - GROUND : Always continuity