2002-2003 Volkswagen Positive Battery Cable / Starter / Alternator Wiring Harness 3B7971225D

OEM Part #: 3B7-971-225-D (3B7971225D)

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The OEM Positive Battery Cable / Starter / Alternator Wiring Harness, part number 3B7971225D, is an authentic factory-original component directly sourced from salvage vehicles. Specifically designed for the 2002-2003 Volkswagen Passat W8 with a 4.0L gas engine, this harness plays a critical role in the vehicle's electrical system, ensuring reliable power distribution from the battery to the starter and alternator. Replacing worn or damaged wiring is essential to prevent starting issues, intermittent electrical failures, or battery disconnections. This part is also identified by alternative designations such as "harness." Trust in the performance and quality of this genuine OEM part to maintain your vehicle's functionality.

Specifications

Specifications for Positive Battery Cable / Starter / Alternator Wiring Harness 3B7971225D
Fits Vehicle ModelPassat
Fits Vehicle MakeVolkswagen
OEM Part No3B7-971-225-D (3B7971225D)
Compatible OEM Part No 3B7-971-225-B
CategoryBattery / Charging / Starting

Compatible Vehicles

Fits 4 vehicle configurations across 1 make, 2002-2003.

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.

Volkswagen

  • Passat 2002-2003 · 4 variants 2 with notes
View all 4 vehicle configurations — 2 with fitment notes
Full vehicle fitment list for Positive Battery Cable / Starter / Alternator Wiring Harness 3B7971225D
Year Make Model Trim Engine Note
2002 Volkswagen Passat Sedan 4.0L W8
2002 Volkswagen Passat Wagon 4.0L W8
2003 Volkswagen Passat Sedan 4.0L W8 For Vehicles Where Last 6 Digits of VIN Number are Less Than 700000
2003 Volkswagen Passat Wagon 4.0L W8 For Vehicles Where Last 6 Digits of VIN Number are Less Than 700000

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