Home Vehicle Interior Seat LUMBAR SWITCH
Last Modified: 11-27-2007 1.6 G
Service Category: Vehicle Interior Section: Seat
Model Year: 2008 Model: LX570 Doc ID: RM000002XES005X
Title: SEAT: LUMBAR SWITCH: INSPECTION (2008 LX570)

INSPECTION

1. INSPECT LUMBAR SWITCH LH



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

Standard Resistance:

Tester Connection

Switch Condition

Specified Condition

3 (B) - 4 (H)

Hold

Below 1 Ω

1 (R) - 2 (E2)

1 (R) - 2 (E2)

Off

4 (H) - 5 (E)

1 (R) - 3 (B)

Release

4 (H) - 5 (E)

If the result is not as specified, replace the lumbar switch.

2. INSPECT LUMBAR SWITCH RH



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

Standard Resistance:

Tester Connection

Switch Condition

Specified Condition

3 (B) - 4 (H)

Hold

Below 1 Ω

1 (R) - 2 (E)

1 (R) - 2 (E)

Off

4 (H) - 5 (E)

1 (R) - 3 (B)

Release

4 (H) - 5 (E)

If the result is not as specified, replace the lumbar switch.