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FREE SHIPPING on US orders over $75 (oversize excepted) • Quality used E36 & E46 parts • Every part inspected & graded
Genuine BMW
BMW Part Number12 21 7 801 200

Preheating control unit

Out of stock

One email when it is listed. Nothing else.

Free US shipping on orders over $75.00 · oversize quoted. Oversize items ship at a flat $49.99 each — free shipping does not cover them.

WARNING: Cancer and Reproductive Harm from exposure to lead — www.P65Warnings.ca.gov P65Warnings.ca.gov

Inspected and graded before it's listed · 30-day returns

Make sure this fits your car

Fits E46 318d, 318td, 320d, 320td 2001–04 — M47N engine

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CompactM47NAllAT91
Preheating control unit – BMW diagram

Callout 02 on BMW’s drawing “GLOW PLUG UNIT”. Open the drawing →

Genuine BMW part 12 21 7 801 200: Preheating control unit. You will find it under Electrical (ALTERNATORMOUNTING PARTS). It supersedes the older number 12 21 7 786 821, so a part carrying that number is the same part.

Fits E46 318d, 318td, 320d and 320td (2001–2004) with the M47N engine.

BMW draws it on the Glow Plug Unit drawing. It weighs about 190 g (0.4 lb).

Out of stock. Request it and we will notify you when it is in stock.

Details

EnginesM47N
Weight0.19 kg

Used parts are inspected and graded: Good (minimal wear), Fair (normal wear) or Acceptable (visible wear). All fully working. Returns: 30 days if a part arrives damaged or not as described.

BMW has renumbered this part. All of these numbers are the same part.

  • 12 21 7 801 200currentOut of stock
  • 12 21 7 786 821replaced by 12 21 7 801 200

The other parts on BMW’s drawing “GLOW PLUG UNIT”. Open the drawing →

#PartIn stockAction
01Glow elementOut of stockRequest
02Preheating control unit · this part2 numbers at this calloutOut of stock
03Bracket, relay, glow plug4 numbers at this calloutOut of stockRequest
04Cable clamp2 numbers at this calloutOut of stockRequest
05Tubing support2 numbers at this calloutOut of stockRequest
CompactM47NAllAT91

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InElectricalALTERNATORMOUNTING PARTS