2014-2016 BMW i3 REx Engine Wiring Harness (MODULE 1) 12518617849

OEM Part #: 12-51-8-617-849 (12518617849)

$65.49
Used
Donor2015 BMW i3 · 0.6L · 56k miles
SKU: 526113 · 30-Day Returns
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Engine Wiring Harness (MODULE 1) 12518617849 — Used (SKU 526113)
Genuine OEM Used SKU: 526113 Donor Vehicle: 2015 BMW i3 · 0.6L · 56k miles 4 photos
HAS SEVERAL CRACKED PLUGS, SEE PICTURES
$65.49
30-Day Returns
Engine Wiring Harness (MODULE 1) 12518617849 — Used (SKU 519166)
Genuine OEM Used SKU: 519166 Donor Vehicle: 2014 BMW i3 · 0.6L · 70k miles 2 photos
$71.49
30-Day Returns
Engine Wiring Harness (MODULE 1) 12518617849 — Used (SKU 504579)
Genuine OEM Used SKU: 504579 Donor Vehicle: 2016 BMW i3 · 0.6L · 40k miles 2 photos
$71.49
30-Day Returns
  • Genuine OEM — real photos
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This BMW i3 Engine Wiring Harness (module 1), OEM 8617849, is a used genuine part. It also replaces 8617850. This harness serves the 0.6L 647cc range-extender (REX) engine, managing power and signal connections to the alternator, sensors, and fuel system. Common failure signs include intermittent starting, warning lights, or engine misfire from chafed or corroded wires.

Specifications

Specifications for Engine Wiring Harness (MODULE 1) 12518617849
Fits Vehicle Modeli3 REx
Fits Vehicle MakeBMW
OEM Part No12-51-8-617-849 (12518617849)
Compatible OEM Part No 8617850
CategoryWiring / Harness

Compatible Vehicles

Fits 3 vehicle configurations across 1 make, 2014-2016.

Check your specific vehicle before ordering. This list shows year, make, and model. Some years have multiple trims or engines that use different parts, and individual listings may have additional fitment notes (e.g. “with sunroof only”). Review the full variant list below, or message us with your VIN and we’ll confirm the match.

BMW

  • i3 REx 2014-2016 · 3 variants 2 with notes
View all 3 vehicle configurations — 2 with fitment notes
Full vehicle fitment list for Engine Wiring Harness (MODULE 1) 12518617849
Year Make Model Trim Engine Note
2014 BMW i3 REx Hatchback 0.6L l2
2016 BMW i3 REx Hatchback 0.6L l2 For Vehicles With Production Date Up To 11/2015
2015 BMW i3 REx Hatchback 0.6L l2 For Vehicles With Production Date Up To 11/2015

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