Problem Symptoms Table

WARNING: This page is about a different car, the 2008 Lexus RX 350. However, it is still accessible from the selected car via links, so may be relevant.

HINT:

Use the table below, with suspected areas listed in numerical order, to determine the cause of the problem. Inspect and repair or replace parts as necessary.

SEAT HEATER SYSTEM

Symptom	Suspected area	Refere to
Seat heaters do not operate.	1. SEAT HTR fuse	-
	2. Seat heater switch	SEAT HEATER SWITCH
	3. Front seat cushion heater (LH side)	FRONT SEAT CUSHION HEATER
	4. Front seat cushion heater (RH side)	FRONT SEAT CUSHION HEATER
	5. Front seatback heater (LH side)	FRONT SEATBACK HEATER
	6. Front seatback heater (RH side)	FRONT SEATBACK HEATER
	7. Seat heater control (LH side)	SEAT HEATER CONTROL
	8. Seat heater control (RH side)	SEAT HEATER CONTROL
	9. Wire harness or connector	-
Temperature of seat heater cannot be adjusted.	1. Seat heater switch	SEAT HEATER SWITCH