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.
Bus Systems: Notes
2011 BMW 740iSECTION Notes
INDEX REFERENCE CHART
| Index | Explanation |
|---|---|
| 1 | Central gateway module |
| 2 | Dynamic Stability Control |
| 3 | Short range radar sensor (SRR), left |
| 4 | Long range radar sensor (LRR) |
| 5 | Short range radar sensor (SRR), right |
| 6 | DME/DDE control unit |
| 7 | ICM control unit |
| 8 | FlexRay routing and continuation without terminating resistor |
| 9 | Routing of FlexRay with terminating resistor |
| 10 | Routing of local CAN without terminating resistor |
| 11 | Routing of local CAN with terminating resistor |
| W | ICM control unit can be woken up |
| WUP | Wake-up line |
RENDER: 1.0x
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.