Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual: System Description
SYSTEM DESCRIPTION
HEADUP DISPLAY SYSTEM DESCRIPTION
(a) The headup display system receives signals from each ECU via CAN communication and local bus communication and displays driving assist information, such as current vehicle speed, on the windshield glass assembly. The brightness and position of the headup display can be changed on the settings screen of the multi-information display. Depending on certain conditions, the following items can be displayed on the headup display:
| *a | Display Area A | *b | Display Area B |
| *c | Display Area C | *d | Display Area D |
| *e | Display Area E | *f | Display Area F |
| *g | Display Area G | - | - |
| Display Area | Display |
|---|---|
| A | Master warning light |
| Information indicator light | |
| B | Pre-collision warning display |
| Clearance sonar detection display*2 | |
| Unsteady driving alert display | |
| Hands off steering wheel alert display | |
| Audio system information status display | |
| Brake override system warning | |
| Dynamic radar cruise control system notification message display | |
| Brake override system warning | |
| Dynamic radar cruise control system notification message display | |
| Navigation system-linked display*3 | |
| Outside temperature/Icy street warning display | |
| C | Speed limit (Traffic sign)*1 |
| Speed limit (Navigation system)*3 | |
| Speedometer | |
| D | Pre-collision system display |
| Dynamic radar cruise control system display | |
| Lane control system warning display | |
| Intelligent clearance sonar alert display*2 | |
| Clearance sonar detection display*2 | |
| Unsteady driving alert display | |
| E | Navigation system-linked display*3 |
| Compass | |
| F | Shift position |
| G | Tachometer/Eco driving indicator zone |
- *1: w/ Road Sign Assist System
- *2: w/ Intelligent Clearance Sonar System
- *3: w/ Navigation System
System Diagram
SYSTEM DIAGRAM ...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the headup display system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEXT ...
Other materials:
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Headup Display Switch: Inspection
INSPECTION PROCEDURE 1. INSPECT HEADUP DISPLAY SWITCH ASSEMBLY (INTEGRATION CONTROL AND PANEL ASSEMBLY) (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condition 5 (ILU) - 15 (CH) Headup display swit ...
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Air Conditioning System: Room Temperature Sensor Circuit (B1411/11)
DESCRIPTION The cooler (room temp. sensor) thermistor is installed in the instrument panel to detect the cabin temperature, which is used to control the air conditioning system. The resistance of the cooler (room temp. sensor) thermistor changes in accordance with the cabin temperature. As the tempe ...
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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