Home Vehicle Interior Seat POWER SEAT SWITCH (w/ Automatic Folding-up Function)
Last Modified: 11-27-2007 1.6 G
Service Category: Vehicle Interior Section: Seat
Model Year: 2008 Model: LX570 Doc ID: RM000003GG8000X
Title: SEAT: POWER SEAT SWITCH (w/ Automatic Folding-up Function): INSPECTION (2008 LX570)

INSPECTION

1. INSPECT FOLD SEAT SWITCH ASSEMBLY



(a) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection

Switch Condition

Specified Condition

3 (TBL) - 5 (E)

LH side seat table switch pressed

Below 1 Ω

8 (FOLD) - 5 (E)

LH side fold seat switch pressed

10 (RTRN) - 5 (E)

LH side return seat switch pressed

6 (TBL) - 5 (E)

RH side seat table switch pressed

2 (FOLD) - 5 (E)

RH side fold seat switch pressed

1 (RTRN) - 5 (E)

RH side return seat switch pressed

If the result is not as specified, replace the fold seat switch assembly.

(b) Apply battery voltage to the switch connector, and check that the fold seat switch illuminates.

OK:

Measurement Condition

Specified Condition

Battery positive (+) → 7 (ILL+)

Battery negative (-) → 5 (E)

Switch illuminates

Battery positive (+) → 4 (IND)

Battery negative (-) → 5 (E)

L indicator illuminates

Battery positive (+) → 9 (IND)

Battery negative (-) → 5 (E)

R indicator illuminates

If the result is not as specified, replace the fold seat switch assembly.