Home Vehicle Interior Seat REAR SEAT CUSHION HEATER (for RH Side)
Last Modified: 11-27-2007 1.6 G
Service Category: Vehicle Interior Section: Seat
Model Year: 2008 Model: LX570 Doc ID: RM000002XF800CX
Title: SEAT: REAR SEAT CUSHION HEATER (for RH Side): INSPECTION (2008 LX570)

INSPECTION

1. INSPECT REAR SEAT CUSHION HEATER ASSEMBLY RH



(a) Check the seat cushion heater.

(1) Heat the thermostat with a light.

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

Standard Resistance:

Tester Connection

Condition

Specified Condition

A-1 - B-1

Seat cushion heater temperature 25°C (77°F)

3.05 to 3.65 Ω

A-4 - B-2

A-1 - A-4

A-2 - A-3

8 to 12 kΩ

If the result is not as specified, replace the seat cushion heater assembly.