Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Work Procedure
- Use "Manual Configuration" only when "Parts number" of the ADAS control unit cannot be read.
- If an error occurs during configuration, start over from the beginning.
- CHECKING PARTS NUMBER
With CONSULT Configuration
- Select "Before Replace ECU" of "Read/Write Configuration".
- Check that "Parts number" is displayed on the CONSULT screen.
Is "Parts number" displayed?
YES
GO TO 2.
NO
GO TO 6.
- VERIFYING PARTS NUMBER (1)
Compare a "Parts number" displayed on the CONSULT screen with the one searched by using FAST (service parts catalogue) to check that the these "Parts number" agree with each other.
NOTE: For the "Parts number" searched by using FAST (service parts catalog), use the last five digits of the "Parts number".GO TO 3.
- SAVING PARTS NUMBER
Save "Parts number" on CONSLT.
GO TO 4.
- REPLACE ADAS CONTROL UNIT (1)
Replace ADAS control unit. Refer to Removal and Installation .
GO TO 5.
- WRITING (AUTOMATIC WRITING)
- Select "After Replace ECU" of "Re/programming, Configuration" or that of "Read / Write Configuration".
- Select the "Parts number" agreeing with the one stored on CONSULT and the one searched by using FAST (service parts catalogue) to write the "Parts number" into the ADAS control unit.NOTE: For the "Parts number" searched by using FAST (service parts catalog), use the last five digits of the "Parts number".
GO TO 8.
- REPLACE ADAS CONTROL UNIT (2)
Replace ADAS control unit. Refer to Removal and Installation .
GO TO 7.
- WRITING (MANUAL WRITING)
- Select "Manual Configuration".
- Select the "Parts number" searched by using FAST (service parts catalogue) to write the "Parts number" into the ADAS control unit.NOTE: For the "Parts number" searched by using FAST (service parts catalog), use the last five digits of the "Parts number".
GO TO 8.
- VERIFYING PARTS NUMBER (2)
Compare a "Parts number" displayed on the CONSULT screen with the one searched by using FAST (service parts catalogue) to check that the these "Parts number" agree with each other.
NOTE: For the "Parts number" searched by using FAST (service parts catalog), use the last five digits of the "Parts number".GO TO 9.
- OPERATION CHECK
Confirm that each function controlled by ADAS control unit operates normally.
WORK END
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.