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
- WRITING MODE SELECTION
CONSULT Select "Reprogramming, Configuration" of "BCM".
When writing saved data>>
GO TO 2.
When writing manually>>
GO TO 3.
- PERFORM "SAVED DATA LIST"
>>
Work End.
- PERFORM "AFTER REPLACE ECU" OR "MANUAL CONFIGURATION"
- Select "After Replace ECU" or "Manual Configuration".
- Identify the correct model and configuration list. Refer to Configuration List .
- Confirm and/or change setting value for each item.CAUTION:
Thoroughly read and understand the vehicle specification. ECU control may not operate normally if the setting is not correct.
- Select "Next".CAUTION:
Make sure to select "Next", confirm each setting value and press "OK" even if the indicated configuration of brand new BCM is same as the desirable configuration. If not, configuration which is set automatically by selecting vehicle model can not be memorized.
- When "Completed", select "End".
>>
GO TO 4.
- OPERATION CHECK
- Confirm that each function controlled by BCM operates normally.
>>
Work End.
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
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.