Initial Inspection and Diagnostic Overview

POWER SEAT (W/ DRIVING POSITION MEMORY)

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

P15 POWER SEAT CONTROL SW (DRIVER'S SEAT)
3 - 1 : Closed with the driver's seat at front reclining operation
2 - 1 : Closed with the driver's seat at rear reclining operation
9 - 1 : Closed with the driver's seat at front slide operation
6 - 1 : Closed with the driver's seat at rear slide operation
10 - 1 : Closed with the driver's seat at front vertical up operation
5 - 1 : Closed with the driver's seat at front vertical down operation
7 - 1 : Closed with the driver's seat at rear vertical up operation
8 - 1 : Closed with the driver's seat at rear vertical down operation

POWER SEAT (W/O DRIVING POSITION MEMORY)

P15 POWER SEAT CONTROL SW (DRIVER'S SEAT)
1 - GROUND : Always approx. 12 volts
4 - GROUND : Always continuity

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