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.
Integrated Body control Unit_Body Control Module: Function
BCM* performs the time control function and alarm control output function according to the switch signal directly sensed by itself, and the switch signal transmitted by SJB* to the CAN network. And it is connected to ICU* to form B-CAN network and P-CAN network of the vehicle.
| Component | Name_ETM | Description | ETM |
|---|---|---|---|
| IBU BCM* TPMS SMK | "IBU" |
|
SD200-4 SD200-6 |
| ICU* CGW SJB* |
|
|
|
| ROA | "REAR OCCUPANT ALERT (ROA) SENSOR" | Rear Occupant Alert | SD952-1 |
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.