Last Modified: 07-31-2024 |
6.11:8.1.0 |
Doc ID: RM10000000260SW |
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 Made): Zero Point Calibration of Steering Angle Sensor Malfunction (X20D7); 2023 - 2025 MY Corolla Corolla Hatchback GR Corolla [09/2022 - ] |
Zero Point Calibration of Steering Angle Sensor Malfunction (X20D7)
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DESCRIPTION
Code
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Tester Display
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Measurement Item
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Trouble Area
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X20D7
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Zero Point Calibration of Steering Angle Sensor Malfunction
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History of the steering angle sensor zero point calibration position differing from the stored value
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-
Poor adjustment of the center position of the steering wheel
-
Poor adjustment of wheel alignment
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CAUTION / NOTICE / HINT
NOTICE:
After performing the inspection, check and clear the vehicle control history (RoB).
PROCEDURE
1.
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CHECK DTC (HEALTH CHECK)
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(a) Perform the Health Check using the GTS.
Result
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Proceed to
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DTCs are not output.
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A
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DTCs are output.
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B
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B |
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GO TO DIAGNOSTIC TROUBLE CODE CHART
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A
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|
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2.
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CLEAR VEHICLE CONTROL HISTORY (RoB)
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(a) Using the GTS, clear the Vehicle Control History (RoB).
Chassis > Brake/EPB > Utility
Tester Display
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Vehicle Control History (RoB)
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NEXT
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|
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3.
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CLEAR ZERO POINT VALUE FOR YAW RATE AND ACCELERATION SENSOR
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(a) Clear the zero point value for the yaw rate and acceleration sensor.
Chassis > Brake/EPB > Utility
Tester Display
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Reset Memory
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NEXT
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|
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4.
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PERFORM ZERO POINT CALIBRATION OF YAW RATE AND ACCELERATION SENSOR
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(a) Perform zero point calibration of the yaw rate and acceleration sensor.
Chassis > Brake/EPB > Utility
Tester Display
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Calibration
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NEXT
|
|
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5.
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CHECK ZERO POINT CALIBRATION OF STEERING ANGLE SENSOR
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(a) Drive the vehicle straight ahead at 35 km/h (22 mph) or more for at least 5 seconds.
(b) Drive the vehicle at 15 km/h (9 mph) or more for at least 60 seconds.
(c) Check that the centered position of the steering wheel is correctly set while driving straight ahead.
OK:
The steering wheel is centered correctly.
OK
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|
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6.
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INSPECT STEERING SYSTEM
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Click here
OK:
Normal.
NG
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|
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7.
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REPAIR OR REPLACE MALFUNCTIONING PART
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8.
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ADJUST WHEEL ALIGNMENT
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(a) Adjust the alignment (toe) of the wheels.
for Front: Click here
for Rear: Click here
NEXT
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|
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9.
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CLEAR VEHICLE CONTROL HISTORY (RoB)
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(a) Using the GTS, clear the Vehicle Control History (RoB).
Chassis > Brake/EPB > Utility
Tester Display
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Vehicle Control History (RoB)
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NEXT
|
|
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10.
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CLEAR ZERO POINT VALUE FOR YAW RATE AND ACCELERATION SENSOR
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(a) Clear the zero point value for the yaw rate and acceleration sensor.
Chassis > Brake/EPB > Utility
Tester Display
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Reset Memory
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NEXT
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|
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11.
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PERFORM ZERO POINT CALIBRATION OF YAW RATE AND ACCELERATION SENSOR
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(a) Perform zero point calibration of the yaw rate and acceleration sensor.
Chassis > Brake/EPB > Utility
Tester Display
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Calibration
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NEXT
|
|
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12.
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PERFORM ZERO POINT CALIBRATION OF STEERING ANGLE SENSOR
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(a) Drive the vehicle straight ahead at 35 km/h (22 mph) or more for at least 5 seconds.
(b) Drive the vehicle at 15 km/h (9 mph) or more for at least 60 seconds.
NEXT
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|
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13.
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CHECK VEHICLE CONTROL HISTORY (RoB)
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(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
Tester Display
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Vehicle Control History (RoB)
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Result
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Proceed to
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Vehicle Control History (RoB) is not output.
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A
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Vehicle Control History (RoB) is output.
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B
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A |
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END
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