- Sensor installation
- Yaw rate and acceleration sensor (airbag sensor assembly)
| Last Modified: 06-05-2026 | 6.11:8.1.0 | Doc ID: RM10000000260SX |
| Model Year Start: 2023 | Model: GR Corolla | Prod Date Range: [09/2022 - ] |
| Title: BRAKE CONTROL / DYNAMIC CONTROL SYSTEMS: ELECTRONICALLY CONTROLLED BRAKE SYSTEM (for Gasoline Model without Electric Parking Brake System TMC, TMUK Made): Zero Point Calibration of Steering Angle Sensor Not Acquired (X20D8); 2023 - 2026 MY GR Corolla Corolla Corolla Hatchback [09/2022 - ] | ||
|
Zero Point Calibration of Steering Angle Sensor Not Acquired (X20D8) |
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 (RoB) 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 GTS.
Result
|
Result |
Proceed to |
|---|---|
|
DTCs are not output. |
A |
|
DTCs are output. |
B |
| B |
|
GO TO DIAGNOSTIC TROUBLE CODE CHART |
|
|
2. |
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
![2023 MY GR Corolla Corolla Corolla Hatchback Corolla HV [09/2022 - 11/2022]; SUPPLEMENTAL RESTRAINT SYSTEMS: CENTER AIRBAG SENSOR ASSEMBLY: INSTALLATION](/t3Portal/stylegraphics/info.gif)
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 |
|
|
|
3. |
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.
|
|
4. |
CLEAR VEHICLE CONTROL HISTORY (RoB) |
(a) Using the GTS, clear the Vehicle Control History (RoB).
Chassis > Brake/EPB > Utility
|
|
5. |
CHECK VEHICLE CONTROL HISTORY (RoB) |
(a) Based on the Freeze Frame Data and interview with the customer, attempt to reproduce the conditions when the malfunction occurred.
(b) Using the GTS, check for Vehicle Control History (RoB).
Chassis > Brake/EPB > Utility
Result
|
Result |
Proceed to |
|---|---|
|
X20D8 is not output. |
A |
|
X20D8 is output. |
B |
| A |
|
END |
| B |
|
REPLACE AIRBAG SENSOR ASSEMBLY
Click here
|
|
6. |
INSTALL AIRBAG SENSOR ASSEMBLY CORRECTLY |
Click here
|
|
|