Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual: Operation Check
OPERATION CHECK
CHECK FRONT SEAT HEATER
(a) Turn the engine switch on (IG).
(b) Turn the refreshing seat switch (for front side) (heater position) on and check that the indicator illuminates and the surface of the front seat warms up.
(c) Check that the front seat surface temperature changes according to the operation of the refreshing seat switch (for front side) (heater position) as follows: HI → MID → LO.
(d) Set the refreshing seat switch (for front side) to AUTO and check that the seat heater and seat blower operate automatically according to the target outlet air temperature of the air conditioning system.
HINT:
- In AUTO mode, the target seat heater temperature and seat blower volume are controlled according to the target outlet air temperature of the air conditioning system.
- When the target outlet air temperature and the set temperature of the air conditioning system are the same, the seat heater and seat blower will stop operating. When the target outlet air temperature and set temperature of the air conditioning system are no longer the same, the operation of the seat heater or seat blower will resume.
CHECK REAR SEAT HEATER (w/ Rear Seat Heater)
(a) Turn the engine switch on (IG).
(b) Turn the refreshing seat switch (for rear side)*1 or rear seat heater switch*2 (heater position) on and check that the indicator illuminates and the surface of the front seat warms up.
- *1: w/o Rear No. 2 Seat
- *2: w/ Rear No. 2 Seat
(c) Check that the front seat surface temperature changes according to the operation of the refreshing seat switch (for rear side)*1 or rear seat heater switch*2 (heater position) as follows: HI → MID → LO.
- *1: w/o Rear No. 2 Seat
- *2: w/ Rear No. 2 Seat
Customize Parameters
CUSTOMIZE PARAMETERS CUSTOMIZE SEAT HEATER SYSTEM HINT: The following items can be customized. NOTICE:
When the customer requests a change in a function, first make sure that the function can be cu ...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE NOTICE:
If the battery voltage is low, the seat heater system may not operate. When "Operation of Electrical Items Restricted." is displayed on the multi-information display ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Audio And Visual System (for 8 Inch Display): Switch Lights of Remote Touch do not Illuminate
DESCRIPTION Power is supplied to the remote touch (remote operation controller assembly) illumination when the light control switch is in the tail or head position. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuse for circuits related to this system before performing the following pr ...
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Air Conditioning System: Air Outlet Damper Control Servo Motor Circuit(Driver Side Front A/C Rear Air Flow) (B1486/86)
DESCRIPTION The Rear No. 1 cooling unit damper servo sub-assembly sends pulse signals to inform the air conditioning amplifier assembly of the damper position. The air conditioning amplifier assembly activates the motor (normal or reverse) based on these signals to move the Rear No. 1 cooling unit d ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
- For your information
- Pictorial index
- For safety and security
- Instrument cluster
- Operation of each component
- Driving
- Lexus Display Audio system
- Interior features
- Maintenance and care
- When trouble arises
- Vehicle specifications
- For owners
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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