Toyota Sienna Wiring Harnesses

We found 20 eBay listings for Toyota Sienna wiring harnesses, covering model years 2004 to 2025.

20 listings available |14 sellers

Last checked: . Confirm current price and fitment with the seller.

Compare wiring harnesses options for the Toyota Sienna by part number, specification and seller fitment details. Matching listing titles mention 2004–2025; this is seller-described coverage, not confirmed fitment. Check the exact generation, engine and required specification before choosing a listing.

What the listings say: Of the 20 listings for Toyota Sienna wiring harnesses checked on 6 November 2026, 20 give model years between 2004 and 2025, most often 2011–2014 (6). Positions named in the titles: left (3). Titles are the sellers’ descriptions, not confirmed fitment: match the part number, model year, generation and engine before you buy.

20 Results

Wiring Harnesses

Found 20 listings for "toyota sienna wiring harnesses"

TOYOTA SIENNA XSE 21-24 OEM LEFT SIDE LOWER BODY FLOOR WIRE WIRING HARNESS 46K

TOYOTA SIENNA XSE 21-24 OEM LEFT SIDE LOWER BODY FLOOR WIRE WIRING HARNESS 46K

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Used📍 US
Seller: al-597739
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2006 Toyota Sienna 3.3L Engine Wire Harness - 135k Miles

2006 Toyota Sienna 3.3L Engine Wire Harness - 135k Miles

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Used📍 US
Seller: salvagedpartsauto
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2010 Toyota Sienna Xle Dashboard Wiring Harness OEM

2010 Toyota Sienna Xle Dashboard Wiring Harness OEM

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Used📍 US
Seller: ypa.car.repair
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2011-2014 Toyota Sienna Dash Instrument Panel Wire Harness OEM 82141-08A40

2011-2014 Toyota Sienna Dash Instrument Panel Wire Harness OEM 82141-08A40

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Used📍 US
Seller: osvbar65
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TOYOTA SIENNA XLE 21-25 OEM FWD 2.5L DASH INSTRUMENT PANEL WIRING HARNESS 126K

TOYOTA SIENNA XLE 21-25 OEM FWD 2.5L DASH INSTRUMENT PANEL WIRING HARNESS 126K

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Used📍 US
Seller: al-597739
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Engine/Motor Wire Harness 3.5L 2GRFE AWD 82121-08110 TOYOTA SIENNA 11-14

Engine/Motor Wire Harness 3.5L 2GRFE AWD 82121-08110 TOYOTA SIENNA 11-14

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Used📍 US
Seller: whetstoneautoparts
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2006–2010 Toyota Sienna Floor Wiring Harness OEM 8216208341

2006–2010 Toyota Sienna Floor Wiring Harness OEM 8216208341

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Used📍 US
Seller: willycatron
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2011–2014 Toyota Sienna XLE — Rear Trunk/Liftgate Door Wiring Harness (OEM)

2011–2014 Toyota Sienna XLE — Rear Trunk/Liftgate Door Wiring Harness (OEM)

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Used📍 US
Seller: myelink
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DASH INSTRUMENT PANEL WIRE HARNESS FOR TOYOTA SIENNA 2004 - 2010 PN 82142-08 OEM

DASH INSTRUMENT PANEL WIRE HARNESS FOR TOYOTA SIENNA 2004 - 2010 PN 82142-08 OEM

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Used📍 US
Seller: ypa.car.repair
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2006–2010 Toyota Sienna Dashboard Wiring Harness OEM 8214108500A1

2006–2010 Toyota Sienna Dashboard Wiring Harness OEM 8214108500A1

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Used📍 US
Seller: greyorangeflorida
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TOYOTA SIENNA XLE 21-24 OEM LEFT SIDE LOWER BODY FLOOR WIRE WIRING HARNESS 126K

TOYOTA SIENNA XLE 21-24 OEM LEFT SIDE LOWER BODY FLOOR WIRE WIRING HARNESS 126K

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Used📍 US
Seller: al-597739
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Trailer Wiring Harness 4-Pin For Toyota Sienna 2004-2005 2006 07 08 09 10

Trailer Wiring Harness 4-Pin For Toyota Sienna 2004-2005 2006 07 08 09 10

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New📍 US
Seller: hexridex
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2011-2014 Toyota Sienna Dash Instrument Panel Wire Harness OEM

2011-2014 Toyota Sienna Dash Instrument Panel Wire Harness OEM

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Used📍 US
Seller: partnpart
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2011-2014 Toyota Sienna Dash Instrument Panel Wire Harness OEM

2011-2014 Toyota Sienna Dash Instrument Panel Wire Harness OEM

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Used📍 US
Seller: partnpart
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Toyota Sienna 2021 To 2024 Left Side Wire Harness

Toyota Sienna 2021 To 2024 Left Side Wire Harness

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New📍 US
Seller: dekhe31
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2020 Toyota Sienna 5.3L V6 AT Engine Wiring Harness ID#82121-00180

2020 Toyota Sienna 5.3L V6 AT Engine Wiring Harness ID#82121-00180

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Used📍 US
Seller: yertyparts
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Trailer Wiring Harness 4-Pin For Toyota Sienna 2011-12 13 14 15 16 17 18 19 2020

Trailer Wiring Harness 4-Pin For Toyota Sienna 2011-12 13 14 15 16 17 18 19 2020

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New📍 US
Seller: hexridex
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2022 Toyota Sienna Limited 2.5L Engine Room Fuse Box Wiring Harness 82111-08K71

2022 Toyota Sienna Limited 2.5L Engine Room Fuse Box Wiring Harness 82111-08K71

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Used📍 US
Seller: dan12-123
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2011-2014 Toyota Sienna Roof Wiring Harness 82171-08520 OEM

2011-2014 Toyota Sienna Roof Wiring Harness 82171-08520 OEM

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Used📍 US
Seller: partnpart
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Rear Right Passenger Sliding Door Wire Harness OEM 2016-20 Toyota Sienna

Rear Right Passenger Sliding Door Wire Harness OEM 2016-20 Toyota Sienna

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Used📍 US
Seller: best_parts_24
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Questions about these listings

Which model years are named in the listings for Toyota Sienna wiring harnesses?

20 listing titles give model years from 2004 to 2025; 2011–2014 appears most often (6 listings). Check your car’s year against the fitment details in each listing.

Which positions are named in the listings for Toyota Sienna wiring harnesses?

The titles name left (3 listings). Order for the position on your car, as stated in the title or the seller’s fitment details.

How do I check fitment before buying Toyota Sienna wiring harnesses?

Match the part number on your old part with the listing, then confirm the model year, generation and engine in the seller’s fitment details. Titles are the sellers’ descriptions, not confirmed fitment.

Check compatibility before buying

These listings were found using Toyota Sienna wiring harnesses search terms. A search match does not establish fitment. Compare the part number, vehicle year, generation and engine with the seller's compatibility details. Confirm delivery, returns and the final price on eBay before ordering.