DESCRIPTION
Code | Tester Display | Measurement Item | Trouble Area |
---|---|---|---|
X20D8 | Zero Point Calibration of Steering Angle Sensor Not Acquired | History of being unable to obtain the steering angle zero point |
|
CAUTION / NOTICE / HINT
NOTICE:
This Vehicle Control History may be output during situations when the steering angle sensor zero point calibration temporarily cannot be acquired, such as when the stop light is stuck ON.
PROCEDURE
1. | CHECK DTC (HEALTH CHECK) |
(a) Perform the Health Check using the Techstream.
Result | Proceed to |
---|---|
DTCs are not output. | A |
DTCs are output. | B |
B | ![]() | GO TO DIAGNOSTIC TROUBLE CODE CHART |
|
2. | CHECK VEHICLE SPECIFICATION |
(a) Check the combination meter assembly.
Click here
Result | Proceed to |
---|---|
for Optitron Meter Type | A |
for TFT Meter Type | B |
B | ![]() | GO TO STEP 8 |
|
3. | CHECK AIRBAG SENSOR ASSEMBLY INSTALLATION |
(a) Turn the engine switch off.
(b) Check that the yaw rate and acceleration sensor (airbag sensor assembly) has been installed properly.
Click here
OK:
The yaw rate and acceleration sensor (airbag sensor assembly) is tightened to the specified torque.
The yaw rate and acceleration sensor (airbag sensor assembly) is not installed in a tilted position.
NG | ![]() | GO TO STEP 7 |
|
4. | PERFORM ZERO POINT CALIBRATION OF STEERING ANGLE SENSOR |
(a) Drive the vehicle straight ahead at 35 km/h (22 mph) or more for at least 5 seconds.
HINT:
When driving at a speed of 15 km/h or more for 1 second or more, the slip indicator light turns off.
|
5. | CLEAR VEHICLE CONTROL HISTORY |
(a) Using the Techstream, clear the Vehicle Control History.
Chassis > Brake/EPB > Utility Tester Display |
---|
Vehicle Control History (RoB) |
|
6. | CHECK VEHICLE CONTROL HISTORY |
(a) Based on the Freeze Frame Data and interview with the customer, attempt to reproduce the conditions when the malfunction occurred.
(b) Using the Techstream, check for Vehicle Control History.
Chassis > Brake/EPB > Utility Tester Display |
---|
Vehicle Control History (RoB) |
Result | Proceed to |
---|---|
X20D8 is not output. | A |
X20D8 is output. | B |
A | ![]() | END |
B | ![]() | REPLACE AIRBAG SENSOR ASSEMBLY |
7. | INSTALL AIRBAG SENSOR ASSEMBLY CORRECTLY |
Click here
NEXT | ![]() | GO TO STEP 5 |
8. | CHECK YAW RATE AND ACCELERATION SENSOR INSTALLATION |
(a) Turn the engine switch off.
(b) Check that the yaw rate and acceleration sensor has been installed properly.
Click here
OK:
The yaw rate and acceleration sensor is tightened to the specified torque.
The yaw rate and acceleration sensor is not installed in a tilted position.
NG | ![]() | GO TO STEP 12 |
|
9. | PERFORM ZERO POINT CALIBRATION OF STEERING ANGLE SENSOR |
(a) Drive the vehicle straight ahead at 35 km/h (22 mph) or more for at least 5 seconds.
HINT:
When driving at a speed of 15 km/h or more for 1 second or more, the slip indicator light turns off.
|
10. | CLEAR VEHICLE CONTROL HISTORY |
(a) Using the Techstream, clear the Vehicle Control History.
Chassis > Brake/EPB > Utility Tester Display |
---|
Vehicle Control History (RoB) |
|
11. | CHECK VEHICLE CONTROL HISTORY |
(a) Based on the Freeze Frame Data and interview with the customer, attempt to reproduce the conditions when the malfunction occurred.
(b) Using the Techstream, check for Vehicle Control History.
Chassis > Brake/EPB > Utility Tester Display |
---|
Vehicle Control History (RoB) |
Result | Proceed to |
---|---|
X20D8 is not output. | A |
X20D8 is output. | B |
A | ![]() | END |
B | ![]() | REPLACE YAW RATE AND ACCELERATION SENSOR |
12. | INSTALL YAW RATE AND ACCELERATION SENSOR CORRECTLY |
Click here
NEXT | ![]() | GO TO STEP 10 |
Lexus RX (RX 350L, RX450h) 2016-2025 Owners Manual > Bluetooth Phone: Speaking on the phone
The following screen is displayed when speaking on the phone.
To adjust the transmit volume
Select "Transmit Volume". To restore
default volume, move the controller to
the left on the "Transmit Volume"
screen and then select "Default".
To adjust in call volume
Move the controller to the lef ...
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Intelligent Clearance Sonar System: Brake System (C1A50)
DESCRIPTION When a vehicle stability control system malfunction signal sent from the skid control ECU assembly is detected by the clearance warning ECU assembly, DTC C1A50 is stored. DTC No. Detection Item DTC Detection Condition Trouble Area C1A50 Brake System When the engine switc ...