EURORELIC

12 14 7 586 934 –RMFD Basic control unit DME (MSD81) – 135i [prod. Mar '08 - Jan '09]

NLA newchecked 2026-10-08source: bmwpartsdeal.commarket: US (EU: not checked)

BMW part number 12 14 7 586 934 (12147586934) is the RMFD Basic control unit DME (MSD81) – 135i [prod. Mar '08 - Jan '09], an electrical part catalogued for the E82 (135i), E88 (135i). As of our last check (2026-10-08, bmwpartsdeal.com), BMW lists it as no longer available new (NLA). Newer number: 12147592081. Interchange records list it on E92, E93, E90, E91, E60, E61 as well.

  1. 1 New from BMW
    Superseded, but the successor is also discontinued.
  2. 2 Aftermarket new
    No sourced aftermarket equivalent yet
  3. 3 Used / NOS
    Search live listings on eBay US/DE.
  4. 4 Interchange
    Same BMW number listed on 9 other chassis
  5. 5 Kit / reman
    None recorded yet
  6. 6 Community fix
    No forum workaround recorded yet
  7. 7 DIY guide
    No guide yet
  8. 8 Paid hunt
    We search dealers, breakers and forums for you.

Buy new

Not available new according to the status source (US checked). NLA can be market-specific, so try the other region below.

View 12147586934 at bmwpartsdeal.comCross-reference 12147586934 on RealOEMCatalog diagram (bmwfans.info)

Aftermarket options (0)

No sourced aftermarket equivalent recorded yet. We only list brand numbers that a brand catalog or vendor page explicitly cross-references to this BMW number.

Where to buy

Every link opens 12147586934 at that seller: “View” = the part’s own page, “Look up” = the seller’s part-number page, “Search” = the seller’s search pre-filled with the number (successor 12147592081 where shown). You can order from either region.

United States

Europe (DE · UK · DK)

“Ships internationally” is shown only where we read it on the vendor’s own shipping page (checked 2026-09-28); otherwise check with the vendor. Import duties and taxes are the buyer’s responsibility. Amazon links carry our Associates tag, so we may earn a commission; other seller links are not affiliate links today.

Supersession chain

12147586934→12147592081

Successor also discontinued per source

Older numbers on the left, newest on the right. Numbers without a record open a lookup.

Used & NOS listings

Cross-model interchange (36)

Listed directly for E82 and E88 in our data (see Fits). Models below are other listings of the same number.

Via successor numberCatalog match (partial list)shared number 12147592081bmwfans.info

Same BMW part number, but the source list is truncated or market-specific. More models may apply.

E92
325i N53325xi N53330i N53330xi N53335i N54335xi N54
E90
325i N53325xi N53330i N53330xi N53335i N54335xi N54
E91
325i N53325xi N53330i N53330xi N53335i N54335xi N54
E60
523i N53525i N53525xi N53530i N53530xi N53535i N54
E61
523i N53525i N53525xi N53530i N53530xi N53535xi N54
E93
325i N53330i N53335i N54
E63
630i N53
E64
630i N53
E89
Z4 35i N54

+1 more models not listed by the source.

Community fixes (0)

No forum workaround recorded yet. If you know a thread, the hunt team wants to hear about it.

Kits, reman & retrofits (0)

No kit or reman service recorded yet.

DIY

No DIY route recorded yet.

Repair guides & how-tos (0)

No repair write-up or video linked for this part yet.

Notes & sources

Superseded chain 12147586934 > 12147592081; final PN also discontinued on bmwpartsdeal.