Power Seat

POWER SEAT

System Description
The rear power seat (LH/RH) retreats when the auto return cancel switch is turned on and each door is opened.

When the slide switch turned on, or auto return cancel switch is canceled, an auto return is discontinued.

The LH seat moves backward when the driver seat is moved backward by the auto driving position system.

Refer to Automatic Drive Positioner Automatic Drive Positioner

Power is all times supplied
- through 40 A fusible link [letter H, located in the fuse block (J/B)],
- to front power seat passenger side terminal 16, and
- to rear power seat control unit LH, rear power seat control unit RH terminal 2.

FRONT POWER SEAT (PASSENGER SIDE) OPERATION
When sliding switch is forward, power is supplied
- through power seat switch terminal 1.
- to sliding motor terminal 1,

Then ground is supplied
- to sliding motor terminal 8,
- through power seat switch terminal 8,
- through power seat switch terminal 15A,
- through body grounds B217 and B256.

When power and ground are supplied, front passenger seat slide moves forward.

When sliding switch is backward, power is supplied
- through power seat switch terminal 8.
- to sliding motor terminal 8,

Then ground is supplied
- to sliding motor terminal 1,
- through power seat switch terminal 1,
- through power seat switch terminal 15A,
- through body grounds B217 and B256.

When power and ground are supplied, front passenger seat slide moves backward.

When reclining switch is forward, power is supplied
- through power seat switch terminal 2.
- to reclining motor terminal 2,

Then ground is supplied
- to reclining motor terminal 9,
- through power seat switch terminal 9,
- through power seat switch terminal 15A,
- through body grounds B217 and B256.

When power and ground are supplied, front passenger seat reclining moves forward.

When reclining switch is backward, power is supplied
- through power seat switch terminal 9.
- to reclining motor terminal 9,

Then ground is supplied
- to reclining motor terminal 2,
- through power seat switch terminal 2,
- through power seat switch terminal 15A,
- through body grounds B217 and B256.

When power and ground are supplied, front passenger seat reclining moves backward.

This seat does reclining backward.

When front lifting switch is upward, power is supplied
- through power seat switch terminal 11.
- to front lifting motor terminal 11,

Then ground is supplied
- to front lifting motor terminal 10,
- through power seat switch terminal 10,
- through power seat switch terminal 15A,
- through body grounds B217 and B256.

When power and ground are supplied, front passenger seat front lifting moves upward.

This seat does front lifting upward.

When front lifting switch is downward, power is supplied
- through power seat switch terminal 10.
- to front lifting motor terminal 10,

Then ground is supplied
- to front lifting motor terminal 11,
- through power seat switch terminal 11,
- through power seat switch terminal 15A,
- through body grounds B217 and B256.

When power and ground are supplied, front passenger seat front lifting moves downward.

This seat does front lifting downward.

When rear lifting switch is upward, power is supplied
- through power seat switch terminal 6.
- to rear lifting motor terminal 6,

Then ground is supplied
- to rear lifting motor terminal 4,
- through power seat switch terminal 4,
- through power seat switch terminal 15A,
- through body grounds B217 and B256.

When power and ground are supplied, front passenger seat rear lifting moves upward.

When rear lifting switch is downward, power is supplied
- through power seat switch terminal 4,
- to rear lifting motor terminal 4,

Then ground is supplied
- to rear lifting motor terminal 6,
- through power seat switch terminal 6,
- through power seat switch terminal 15A,
- through body grounds B217 and B256.

When power and ground are supplied, front passenger seat rear lifting moves downward.

REAR POWER SEAT LH AND REAR POWER SEAT RH OPERATION
When rear power seat sliding switch is forward, ground is supplied
- to rear power seat control unit terminal 24,
- through power seat switch terminal 7 (RH), 8 (LH),
- through power seat switch terminal 2,
- through body grounds B17, B57 (LH) and B217, B256 (RH).

When rear power seat control unit receives sliding switch forward signal, power is supplied
- through rear power seat control unit terminal 4.
- to rear power seat sliding motor terminal 4,

Then ground is supplied
- to rear power seat sliding motor terminal 11,
- through rear power seat control unit terminal 11,
- through rear power seat control unit terminals 15,
- through body grounds B17, B57 (LH) B217, B256 (RH).

When power and ground are supplied, rear power seat slide moves forward.

This seat does slide forward.

When rear power seat sliding switch is backward, ground is supplied
- to rear power seat control unit terminal 18,
- through power seat switch terminal 7 (LH), 8 (RH),
- through power seat switch terminal 2,
- through body grounds B17, B57 (LH) and B217, B256 (RH).

When rear power seat control unit receives sliding switch backward signal, power is supplied
- to rear power seat sliding motor terminal 11,
- through rear power seat control unit terminal 11.

Then ground is supplied
- to rear power seat sliding motor terminal 4,
- through rear power seat control unit terminal 4,
- through rear power seat control unit terminals 15,
- through body grounds B17, B57 (LH) and B217, B256 (RH).

When power and ground are supplied, rear power seat slide moves backward.

REAR SEAT TURNOUT/RETURN FUNCTION
When auto return cancel switch ON and rear door open, ground is supplied
- to rear power seat control unit terminal 43,
- through door lock assembly rear (Door switch) terminal 1,
- through door lock assembly rear (Door switch) terminal 2,
- through body grounds B17, B57 (LH) and B217, B256 (RH).

When rear power seat control unit receives rear door switch open signal, power is supplied
- through rear power seat control unit terminal 11.
- to rear power seat sliding motor terminal 11,

Then ground is supplied
- to rear power seat sliding motor terminal 4,
- through rear power seat control unit terminal 4,
- through rear power seat control unit terminals 15,
- through body grounds B17, B57 (LH) and B217, B256 (RH).

When power and ground are supplied, rear power seat slide moves backward.

When rear power seat sliding motor is operated, ground is supplied
- to rear power seat control unit terminal 21,
- through rear power seat sliding motor terminal 21,
- through rear power seat sliding motor terminal 74,
- through rear power seat control unit terminal 74
- through rear power seat control unit terminals 28,
- through body grounds B17, B57 (LH) and B217, B256 (RH).

Then power seat control unit receives rear power seat sliding sensor signal.

The rear power seat control unit controls the seat position of the system operation with the signal.