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 MANUALSBMW2004325XI SEDAN AWD (E46) L6-2.5L (M54)PARTS AND LABORRELAYS AND MODULESRELAYS AND MODULES - POWERTRAIN MANAGEMENTRELAYS AND MODULES - COMPUTERS AND CONTROL SYSTEMSENGINE CONTROL MODULEPARTS INFORMATION
2004 BMW 325xi Sedan AWD (E46) L6-2.5L (M54)
Parts Information
2004 BMW 325xi Sedan AWD (E46) L6-2.5L (M54)SECTION Parts Information
| Part | Manufacturer | OEM Part # | Price | Notes |
| ECM | ||||
| M3 | ||||
| Without Sequential Trans | BMW | 12147835647 | 1150.00 | Order By Description. |
| With Sequential Trans | BMW | 12147836475 | 1150.00 | Order By Description. |
| 325i, Ci | ||||
| Without SULEV | BMW | 12147547805 | 1110.00 | Order By Description. |
| With SULEV | BMW | 12147561383 | 1388.83 | Order By Description. |
| 325xi | BMW | 12147545530 | 1150.00 | Order By Description. |
| 330i, Ci | ||||
| Without Performance Package | BMW | 12147561514 | 1527.69 | Order By Description. |
| With Performance Package | BMW | 12147540382 | 1150.00 | Order By Description. |
| 330xi | BMW | 12147551616 | 1388.83 |
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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.