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 MANUALSBMW2009M3 4D SEDAN, AUTOMATIC DCTREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 594 (CODING AND PROGRAMMING - OVERVIEW - ALL MODELS)CODING & PROGRAMMINGDME VARIANT CODEDME VARIANT CODES
2009 BMW M3 4D Sedan, Automatic DCT
DME Variant Codes
2009 BMW M3 4D Sedan, Automatic DCTSECTION DME Variant Codes
WARNING: This page does not describe the selected car, but rather 136 other vehicles, including the 2008 BMW 760Li, 2008 BMW 650i, 2007 BMW Z4, 2007 BMW X5, and 2007 BMW X3. However, it is still accessible from the selected car via links, so may be relevant.
The following table provides a list of all the DME Variant Codes for U.S. Vehicles.
DME VARIANT CODES
| Model and Engine Family | DME Series | Transmission | Variant Code |
|---|---|---|---|
| 318i/is(E30) M42B18 | M1.7 | Manual | 801E |
| 318i/is/(E36) M42B18DISA |
M1.7 | Manual | 801E |
| Automatic | 821E | ||
| 325 (E30) M20B27 |
M1.1 | Manual | C81E |
| Automatic | CA1E | ||
| 325i MY87 (E30) M20B25 |
M1.1 or M1.3 | Manual | C81E |
| Automatic | CA1E | ||
| 325i MY 88 (E30) M20B25 |
M1.1 or M1.3 | Manual | C85E |
| Automatic | CA5E | ||
| 325iX (E30) M20B25 |
M1.1 or M1.3 | Manual | C83E |
| Automatic | CA3E | ||
| 528e (E28) M20B27 |
M1.1 | Manual | C87E |
| Automatic | CA7E | ||
| 525i (E34) M20B25 |
M1.3 | Manual | C89E |
| Automatic | CA9E | ||
| 535i (E34) M30B35 |
M1.3 | Manual | C83E |
| Automatic | CB3E | ||
| 535i w/ASC (E34) M30B35 |
M1.3 | Manual | C83A |
| Automatic | CB3A | ||
| M5 (E34) S38B36 | M1.2 | Manual | 881E |
| 635Csi (E24) M30B35 |
M1.1 | Manual | C85E |
| Automatic | CB5E | ||
| 635Csi (E24) M30B35 |
M1.3 | Manual | C87E |
| Automatic | CB7E | ||
| 735i/iL (E32) M30B35 |
M1.1 | Manual | C85E |
| Automatic | CB5E | ||
| 735i/iL (E32) M30B35 |
M1.3 | Manual | C85E |
| Automatic | CB5E | ||
| 735i/iL w/ASC (E32) M30B35 |
M1.3 | Automatic | CB5A |
| 750iL (E32) M70B50 |
M1.2 | Automatic | C31A |
| 750iL (E32) M70B50 |
M1.7 | Automatic | C312 |
| 850i(E31) M70B50 |
M1.7 | Manual | C052 |
| Automatic | C352 |
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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.