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.
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HOMESERVICE MANUALSBMW2006330I AUTOMATICREPAIR AND DIAGNOSISRESTRAINTSRESTRAINTS CONTROL SYSTEMSMULTIPLE RESTRAINT SYSTEMSE90 MULTIPLE RESTRAINT SYSTEM 5PURPOSE OF SYSTEMIPO
2006 BMW 330i Automatic
Purpose of System: IPO
2006 BMW 330i AutomaticSECTION IPO
LEGEND FOR IPO
| Index | Explanation | Index | Explanation |
|---|---|---|---|
| 1 | Up front sensor, left | 15 | Door pressure sensor, front right |
| 2 | Footwell module | 16 | Belt buckle status and seat belt tensioner, front right |
| 3 | Driver's airbag (dual stage) | 17 | OC-3 mat with built in analyzer |
| 4 | Instrument cluster | 18 | B-Pillar sensor, right |
| 5 | Airbag indicator lamp (AWL) | 19 | Seat belt tensioner, rear right |
| 6 | Junction Box Electronics Control Module (JBE) | 20 | Battery Safety Terminal |
| 7 | Front passenger's airbag (dual stage) | 21 | Seat belt tensioner, rear left |
| 8 | Engine electronics control unit | 22 | B-Pillar sensor, left |
| 9 | Up front sensor, right | 23 | Belt buckle status and seat belt tensioner, front left |
| 10 | Fuel pump relay (feeds EKP module) | 24 | Door pressure sensor, front left |
| 11 | Fuel pump | 25 | Driver's thorax airbag |
| 12 | MRS5 control unit | 26 | Curtain airbag, left |
| 13 | Curtain airbag, right | 27 | Telematics control unit |
| 14 | Passenger's thorax airbag, front | 28 | RAD2 or CCC |
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.