EURORELIC

34 30 1 164 909 –Cap with warning switch

Supersededchecked 2026-10-07source: bmwpartsdeal.commarket: US+EU

BMW part number 34 30 1 164 909 (34301164909) is the Cap with warning switch, a brakes part catalogued for the E38 (730i, 730iL, 740i), E39 (520i, 523i, 525td). As of our last check (2026-10-07, bmwpartsdeal.com), it has been superseded by 34336770607. Interchange records list it on F25, F26 as well.

⚠ Safety-critical part. Have a qualified mechanic verify fitment and installation before driving.
  1. 1 New from BMW
    Order the replacement number 34336770607
  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 2 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

Replaced by 34336770607. Order the newer number.

  • 🇺🇸 USSupersededbmwpartsdeal.com
  • 🇪🇺 EuropeSupersededsuccessor 34336770607: Leebmann24 (DE): "3-4 Working Days" €21.1 (our Leebmann24 lookup of 2026-09-28)leebmann24.com
View 34301164909 at bmwpartsdeal.comCross-reference 34301164909 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 34301164909 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 34336770607 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

34301164909→34336770607

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

Used & NOS listings

Cross-model interchange (12)

Listed directly for E38 and E39 in our data (see Fits). Models below are other listings of the same number.

Via successor numberCatalog match (partial list)shared number 34336770607bmwfans.info

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

F25
X3 18d N47NX3 18d B47X3 18i N20X3 20dX N47NX3 20dX B47X3 20i N20
F26
X4 20dX B47X4 20iX N20X4 28iX N20X4 30dX N57NX4 35dX N57ZX4 35iX N55

+17 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

Successor 34336770607 listed at $24.81 on bmwpartsdeal (InStock). SAFETY-CRITICAL (brakes/steering/fuel/airbag): have a qualified mechanic verify fitment and installation.