Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual: Calibration
CALIBRATION
ADJUST PARKING ASSIST MONITOR SYSTEM
(a) The parking assist monitor system can be adjusted using diagnostic mode.
(b) If the following operations are performed, it is necessary to perform adjustments and checks using diagnostic mode.
| Part Name | Operation | Adjustment Item | Proceed to |
|---|---|---|---|
| Steering sensor |
| Steering angle neutral point (Initialize parking assist monitor system) | |
| Steering angle setting | Procedure 3 | ||
| Suspension, tires, etc. | Replacement (The vehicle height changes due to suspension or tire replacement) | Rear television camera assembly optical axis (Back camera position setting) | Procedure 2 |
| Rear television camera assembly | Replacement | Parking assist monitor system initialization | Procedure 1 |
| Removal and installation of the rear television camera assembly etc. (Installation angle of the rear television camera assembly changes due to removal and installation) | Rear television camera assembly optical axis (Back camera position setting) | Procedure 2 |
HINT:
The adjustment values stored while performing parking assist monitor system calibration are stored in the rear television camera assembly.
PARKING ASSIST MONITOR SYSTEM INITIALIZATION (PROCEDURE 1)
HINT:
-
Be sure to check for DTCs before performing this procedure.
Click here
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- Illustrations may differ from the actual vehicle screen depending on the device settings and options. Therefore, some detailed areas may not be shown exactly the same as on the actual vehicle screen.
(a) Preparation for adjustment
(1) Park the vehicle with the steering wheel centered.
(2) Set a target bar behind the vehicle for optical axis adjustment of the rear television camera assembly (back camera position setting).
HINT:
Create a target bar for adjustment only when adjusting the optical axis of the rear television camera assembly.
| *a | Vehicle Center |
| *b | Vehicle |
| *c | Front |
| *d | Front Wheel Axis |
| *e | Vehicle End |
| *f | Target Bar for Back Camera Adjustment |
| *g | 2000 mm (6.56 ft.) |
| *h | A |
| *i | B |
Dimension:
| Area | Specification |
|---|---|
| A | 943 to 953 mm (3.094 to 3.125 ft.)*1 833.2 to 843.2 mm (2.733 to 2.765 ft.)*2 |
| B | 4760 mm (15.613 ft.) |
- *1: w/o Rear No. 2 Seat
- *2: w/ Rear No. 2 Seat
HINT:
- Set a piece of tape on the ground as the target bar for adjustment. Its width and length should be 20 to 30 mm (0.787 to 1.180 in.) and 1995 to 2005 mm (6.544 to 6.576 ft.), respectively. Check the color on the multi-display and choose a tape color which can be easily seen.
- Before parking the vehicle, be sure to move the vehicle forward and in reverse to check that the tires are facing straight ahead with the steering wheel centered.
- Check that the back door is fully closed.
(b) Start diagnostic mode.
w/ Navigation System:
Click here
w/ Audio and Visual System (for 8 Inch Display):
Click here
w/ Audio and Visual System (for 12.3 Inch Display):
Click here
NOTICE:
The following must be carried out with the engine running. Apply the parking brake, depress the brake pedal, check that the shift lever is in P, and ensure that the vehicle is not moving.
(1) Select "Function Check/Setting" on the "Service Menu" screen.
(2) Select "Camera Setting" on the "Function Check/Setting I" screen.
NOTICE:
If the "Camera Setting" selection screen is not displayed, turn the engine switch off and enter the diagnosis screen after turning the engine switch on (IG) once again.
(3) Select "Next" on the "Car Signal Check" screen.
HINT:
- When "CHK" (red) is displayed for any items on the "Signal Check (*)" screen, selecting "Next" will not change the screen to the "Steering Angle Setting D(*)" screen.
-
When "CHK" (red) is displayed for any items on the "Signal Check (*)" screen, perform inspections using the "Signal Check (*)" screen.
Click here
(c) Steering Angle Setting
(1) Perform the "Steering Center Memorize" operation.
- Check that the steering wheel is centered (approximately +/- 5 degrees or less) and then select "Steering Center Memorize".
(2) Perform the "Max Steering Angle Memorize" operation.
- After performing the steering center memorize operation, turn the steering wheel to the left and right lock positions and select "Max Steering Angle Memorize". The maximum steering angle is then stored and the screen changes to the "Back Camera Position Setting D (*)" screen.
HINT:
- The "Next" button does not respond until the system memorizes the steering center and maximum steering wheel angle.
- It is also possible to start by initially turning the steering to the right side.
- When "Max Steering Angle Memorize" is selected, a beep will sound to confirm that the adjustment values have been stored.
- The adjustment values will not be stored unless "Max Steering Angle Memorize" is selected after turning the steering wheel from lock to lock.
- When "Back" is selected, the screen changes to the "Signal Check (*)" screen without storing any values.
- Even if no DTCs are detected, selecting "Max Steering Angle Memorize" may not cause the adjustment values to be stored if the steering sensor is malfunctioning.
-
If selecting "Max Steering Angle Memorize" does not cause the adjustment value to be stored after performing the steering angle setting procedure, replace the steering sensor.
Click here
(d) Back Camera Position Setting
| *a | Target Bar for Back Camera Position Setting |
HINT:
- When the back door is open, the "Back door is open. Do not use the rear view monitor when the back door is not completely closed." message will be displayed and it will not be possible to perform back camera position setting.
-
If the "You can not calibrate the camera when the door is open. Please close the door." message is displayed even when the back door is closed, perform inspections according to Problem Symptoms Table (When adjusting the camera optical axis, "You can not calibrate the camera when the door is open. Please close the door." is displayed even after the back door has been closed).
Click here
(1) Perform vertical and horizontal position adjustment.
- Move the circle A left, right, up and down by selecting the buttons C, D, E and F so that the left end of Target Bar for Back Camera Position Setting is positioned within the center of the circle A (center of the inner red circle).
(2) Perform roll angle adjustment.
- Rotate the bar B by selecting the buttons G or H so that the bar B becomes parallel to Target Bar for Back Camera Position Setting.
(3) Select the "Next" button on the "Back Camera Position Setting D (*)" screen.
(e) Back Verify Mode
(1) Check that (A) and the target adjustment bar are overlapping.
- If the lines are not aligned, perform the "Steering Center Memorize" and "Max Steering Angle Memorize" operations.
- If A and the target adjustment bar are not aligned even if the tires are aligned straight ahead, perform the back camera position setting operation.
(2) Selecting "OK" will return to the "Function Check/Setting I" screen and complete the adjustment.
HINT:
- The update is not completed until "OK" is selected.
- When "OK" is selected, a beep will sound to confirm that the adjustment values have been stored.
- The adjustment values are not stored until the beep has sounded.
(f) Finish diagnostic mode.
w/ Navigation System:
Click here
w/ Audio and Visual System (for 8 Inch Display):
Click here
w/ Audio and Visual System (for 12.3 Inch Display):
Click here
(g) Confirm steering angle adjustment.
HINT:
If the steering angle has been adjusted, confirm the steering angle adjustment on the parking assist monitor screen after finishing diagnostic mode.
(1) Check that the estimated course lines on the parking assist screen move until the steering wheel is fully turned to either the left or right.
HINT:
If the estimated course line stops moving before the steering wheel is fully turned to either the left or right, the steering angle adjustment values have not been stored correctly. In this case, perform "Steering Center Memorize" and "Max Steering Angle Memorize" again.
BACK CAMERA POSITION SETTING (PROCEDURE 2)
HINT:
-
Be sure to check for DTCs before performing this procedure.
Click here
- Illustrations may differ from the actual vehicle screen depending on the device settings and options. Therefore, some detailed areas may not be shown exactly the same as on the actual vehicle screen.
(a) Preparation for adjustment
(1) Park the vehicle with the steering wheel centered.
(2) Set a target bar behind the vehicle for optical axis adjustment of the rear television camera assembly (back camera position setting).
HINT:
Create a target bar for adjustment only when adjusting the optical axis of the rear television camera assembly.
| *a | Vehicle Center |
| *b | Vehicle |
| *c | Front |
| *d | Front Wheel Axis |
| *e | Vehicle End |
| *f | Target Bar for Back Camera Adjustment |
| *g | 2000 mm (6.56 ft.) |
| *h | A |
| *i | B |
Dimension:
| Area | Specification |
|---|---|
| A | 943 to 953 mm (3.094 to 3.125 ft.)*1 833.2 to 843.2 mm (2.733 to 2.765 ft.)*2 |
| B | 4760 mm (15.613 ft.) |
- *1: w/o Rear No. 2 Seat
- *2: w/ Rear No. 2 Seat
HINT:
- Set a piece of tape on the ground as the target bar for adjustment. Its width and length should be 20 to 30 mm (0.787 to 1.180 in.) and 1995 to 2005 mm (6.544 to 6.576 ft.), respectively. Check the color on the multi-display and choose a tape color which can be easily seen.
- Before parking the vehicle, be sure to move the vehicle forward and in reverse to check that the tires are facing straight ahead with the steering wheel centered.
- Check that the back door is fully closed.
(b) Start diagnostic mode.
w/ Navigation System:
Click here
w/ Audio and Visual System (for 8 Inch Display):
Click here
w/ Audio and Visual System (for 12.3 Inch Display):
Click here
NOTICE:
The following must be carried out with the engine started. Apply the parking brake, depress the brake pedal, check that the shift lever is in P, and ensure that the vehicle is not moving.
(1) Select "Function Check/Setting" on the "Service Menu" screen.
(2) Select "Camera Setting" on the "Function Check/Setting I" screen.
NOTICE:
If the "Camera Setting" selection screen is not displayed, turn the engine switch off and enter the diagnosis screen after turning the engine switch on (IG) once again.
(3) Select "Back Camera Setting" on the "Mode Setting (*)" screen.
HINT:
To select a grayed out item, select and hold the item for 2 seconds or more.
(4) Select "Next" on the "Signal Check (*)" screen.
HINT:
- When "CHK" (red) is displayed for any items on the "Signal Check (*)" screen, selecting "Next" will not change the screen to the "Back Camera Position Setting D (*)" screen.
-
When "CHK" (red) is displayed for any items on the "Signal Check (*)" screen, perform inspections using the "Signal Check (*)" screen.
Click here
(c) Back Camera Position Setting
| *a | Target Bar for Back Camera Position Setting |
HINT:
- When adjusting the camera optical axis, "You can not calibrate the camera when the door is open. Please close the door." is displayed even after the back door has been closed.
-
If the "You can not calibrate the camera when the door is open. Please close the door." message is displayed even when the back door is closed, perform inspections according to Problem Symptoms Table (When adjusting the camera optical axis, "You can not calibrate the camera when the door is open. Please close the door." is displayed even after the back door has been closed).
Click here
(1) Perform vertical and horizontal position adjustment.
- Move the circle A left, right, up and down by selecting the buttons C, D, E and F so that the left end of Target Bar for Back Camera Position Setting is positioned within the center of the circle A (center of the inner red circle).
(2) Perform roll angle adjustment.
- Rotate the bar B by selecting the buttons G or H so that the bar B becomes parallel to Target Bar for Back Camera Position Setting.
(3) Select the "Next" button on the "Back Camera Position Setting D (*)" screen.
(d) Back Verify Mode
(1) Check that A and the target adjustment bar are overlapping.
- If the lines are not aligned, perform the "Steering Center Memorize" and "Max Steering Angle Memorize" operations.
- If A and the target adjustment bar are not aligned even if the tires are aligned straight ahead, perform the back camera position setting operation.
(2) Select "OK" to return to the "Mode Setting (*)" screen and complete the adjustment.
HINT:
- The update is not completed until "OK" is selected.
- When "OK" is selected, a beep will sound to confirm that the adjustment values have been stored.
- The adjustment values are not stored until the beep has sounded.
(e) Finish diagnostic mode.
w/ Navigation System:
Click here
w/ Audio and Visual System (for 8 Inch Display):
Click here
w/ Audio and Visual System (for 12.3 Inch Display):
Click here
HINT:
If the vehicle width guide lines and estimated course lines are not aligned when the steering wheel is centered, or if the estimated course lines do not move before the steering wheel is fully turned to either the left or right, perform Steering Angle Setting.
STEERING ANGLE SETTING (PROCEDURE 3)
HINT:
- If the vehicle width guide lines and estimated course lines are not aligned when the steering wheel is centered, or if the estimated course lines do not move before the steering wheel is fully turned to either the left or right, perform Steering Angle Setting.
-
Be sure to check for DTCs before performing this procedure.
Click here
- Illustrations may differ from the actual vehicle screen depending on the device settings and options. Therefore, some detailed areas may not be shown exactly the same as on the actual vehicle screen.
(a) Center the steering wheel and stop the vehicle.
(b) Start diagnostic mode.
w/ Navigation System:
Click here
w/ Audio and Visual System (for 8 Inch Display):
Click here
w/ Audio and Visual System (for 12.3 Inch Display):
Click here
NOTICE:
The following must be carried out with the engine started. Apply the parking brake, depress the brake pedal, check that the shift lever is in P, and ensure that the vehicle is not moving.
(1) Select "Function Check/Setting" on the "Service Menu" screen.
(2) Select "Camera Setting" on the "Function Check/Setting I" screen.
NOTICE:
If the "Camera Setting" selection screen is not displayed, turn the engine switch off and enter the diagnosis screen after turning the engine switch on (IG) once again.
(3) Select "Steering Angle Setting" on the "Mode Setting (*)" screen.
HINT:
To select a grayed out item, select and hold the item for 2 seconds or more.
(4) Select "Next" on the "Signal Check (*)" screen to display the "Steering Angle Setting D(*)" screen.
HINT:
- When "CHK" (red) is displayed for any items on the "Signal Check (*)" screen, selecting "Next" will not change the screen to the "Steering Angle Setting D(*)" screen.
-
When "CHK" is displayed for any items on the "Signal Check (*)" screen, perform inspections using the "Signal Check (*)" screen.
Click here
(c) Steering Angle Setting
(1) Check that the steering wheel is centered (approximately +/- 5 degrees or less) and select "Steering Center Memorize".
(2) After the centered steering position is memorized, turn the steering wheel to the left and then to the right full lock positions and select "Max Steering Angle Memorize".
HINT:
It is also possible to start by initially turning the steering wheel to the right side.
(3) Select "Max Steering Angle Memorize" to store the steering angle adjustment value and change the screen to the "Mode Setting (*)" screen.
HINT:
- When "Max Steering Angle Memorize" is selected, a beep will sound to confirm that the steering angle adjustment values have been stored.
- The adjustment values will not be stored unless "Max Steering Angle Memorize" is selected.
- When "Back" is selected, the screen changes to "Signal Check (*)" screen without storing the set values.
- If the Steering Angle Settings have not been adjusted, selecting "Max Steering Angle Memorize" will not cause the adjustment values to be stored.
- Even if no DTCs are detected, selecting "Max Steering Angle Memorize" may not cause the adjustment value to be stored if the steering sensor is malfunctioning.
-
If selecting "Max Steering Angle Memorize" does not cause the adjustment value to be stored after adjusting the steering angle, replace the steering sensor.
Click here
(d) Finish diagnostic mode.
w/ Navigation System:
Click here
w/ Audio and Visual System (for 8 Inch Display):
Click here
w/ Audio and Visual System (for 12.3 Inch Display):
Click here
(e) Confirm steering angle adjustment.
HINT:
If the steering angle has been adjusted, confirm the steering angle adjustment on the parking assist monitor screen after finishing diagnosis mode.
(1) Check on the parking assist monitor screen that the estimated course line moves until the steering wheel is fully turned to either the left or right.
HINT:
If the estimated course line stops moving before the steering wheel is fully turned to either the left or right, the steering angle adjustment values have not been stored correctly. In this case, perform "Steering Center Memorize" and "Max Steering Angle Memorize" again.
Initialization
INITIALIZATION INITIALIZE PARKING ASSIST MONITOR SYSTEM (a) When "!" mark is displayed on the multi-display assembly, correct the steering angle neutral point using the following method. (1) Fully tur ...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE NOTICE:
The following inspection procedures for the parking assist monitor system are based on the assumption that the navigation system*1 or audio and visual system*2 is nor ...
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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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