Lexus RX (RX 350L, RX450h) 2016-2025 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) 2016-2025 Repair Manual > Electric Parking Brake System: Electric Parking Brake Actuator Supply Voltage Circuit Voltage Below Threshold (C13B516)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area Memory Note C13B516 Electric Parking Brake Actuator Supply Voltage Circuit Voltage Below Threshold
Diagnosis Condition:
Engine switch on (IG) or electric parking brake switch assembly pulled to lock side ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Fuel Sender Gauge Assembly: Components
COMPONENTS ILLUSTRATION *A for TMC Made - - *1 FUEL SENDER GAUGE ASSEMBLY *2 FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY ILLUSTRATION *A for TMMC Made - - *1 FUEL SENDER GAUGE ASSEMBLY *2 FUEL SUCTION TUBE WITH PUMP AND GAUGE ASSEMBLY ...
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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