Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Inspection
INSPECTION
PROCEDURE
1. INSPECT WATER INLET WITH THERMOSTAT SUB-ASSEMBLY
(a) Check the valve opening.
HINT:
The valve opening temperature is inscribed on the water inlet with thermostat sub-assembly.
| (1) Add 15 cc (0.9 cu. in.) of water to the water inlet with thermostat sub-assembly from the inlet pipe side. |
|
(2) Confirm that water does not flow out from the valve side of the water inlet with thermostat sub-assembly.
If water flows out from the valve side of the water inlet with thermostat sub-assembly, replace the water inlet with thermostat sub-assembly with a new one.
(3) Immerse the water inlet with thermostat sub-assembly in water that is between 92°C (198°F) and 96°C (205°F) for 5 minutes or more.
NOTICE:
- Do not allow any water to come into contact with the connector of the water inlet with thermostat sub-assembly.
- Make sure that the end of the inlet pipe of the water inlet with thermostat sub-assembly is not facing downward.
- Make sure to immerse the water inlet with thermostat sub-assembly in the water as shown in the illustration.
| *a | Connector |
| *b | Inlet Pipe |
 | Temperature Sensor |
| (4) Leave the water inlet with thermostat sub-assembly at ambient temperature for 5 minutes so that the valve closes. NOTICE: Make sure that the end of the inlet pipe of the water inlet with thermostat sub-assembly is not facing downward. |
|
(5) Check that the water that was added to the water inlet with thermostat sub-assembly has completely flowed out.
If the water that was added to the water inlet with thermostat sub-assembly has not completely flowed out, replace the thermostat sub-assembly with a new one.
(b) Check the resistance of the temperature sensor.
(1) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| 1 - 2 | Always | 10.6 to 14.2 Ω |
If the result is not as specified, replace the water inlet with thermostat sub-assembly.
Components
COMPONENTS ILLUSTRATION *1 OUTER COWL TOP PANEL SUB-ASSEMBLY - - N*m (kgf*cm, ft.*lbf): Specified torque - - ILLUSTRATION *A for TMC Made *B for TMMC Made *1 NO ...
Installation
INSTALLATION PROCEDURE 1. INSTALL WATER INLET WITH THERMOSTAT SUB-ASSEMBLY (a) Install a new gasket to the water inlet with thermostat sub-assembly. (b) Install the water inlet with thermostat sub-ass ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Can Communication System: Steering Angle Sensor Communication Stop Mode
DESCRIPTION Detection Item Symptom Trouble Area Steering Angle Sensor Communication Stop Mode Either condition is met:
"Spiral cable (Steering Angle Sensor)" is not displayed on the CAN Bus Check screen of the Techstream.
Click here
Communication system DTCs (DTCs that start w ...
Lexus RX (RX 350L, RX450h) 2016-2025 Owners Manual > Adjusting the steering wheel and mirrors: Steering wheel
Adjustment procedure
Operating the switch moves the steering wheel in the following directions:
Up
Down
Toward the driver
Away from the driver
Auto tilt away
When the power switch is turned off,
the steering wheel returns to its stowed
position by moving up and away to
enable eas ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
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Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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