VW / Audi 5-Pin Waterproof Wire Harness Connector – OEM 1J0973999A | Female | Jetta / Beetle / Golf

The OEM 1J0973999A (also listed as 1J0 973 999 A) is a 5-pin waterproof female connector used in Volkswagen and Audi sensor harnesses. The 1J0 prefix identifies this connector as originating from the VW Golf IV (1J) platform, but it is used across multiple VAG Group vehicles. The 5-pin configuration is used in various sensor and actuator applications requiring waterproof protection. Available bare or with 15cm pre-wired leads.

Key Specifications

• OEM Part Number: 1J0973999A / 1J0 973 999 A
• Pin count: 5-pin
• Gender: Female
• Sealing: Waterproof (IP67-equivalent)
• Housing material: Nylon (PA66)
• Available as: Bare connector or 15cm pre-wired leads
• Application: Sensor and actuator harness (various applications)
• Compatible brands: Volkswagen, Audi, Skoda, SEAT (VAG Group)

VAG Part Number Decoding: 1J0973999A

• 1J0 — Vehicle platform prefix (VW Golf IV / 1J platform, 1997–2006)
• 973 — Wiring harness / electrical connector component group
• 999 — Specific connector variant (5-pin waterproof multi-application)
• A — Revision suffix (first revision)

Compatible VW / Audi Models

• VW Golf IV (1J, 1997–2006): Various sensor harness applications
• VW Jetta (1J, 1999–2005): Sensor and actuator harness
• VW Beetle (1C, 1997–2010): Sensor harness
• VW Bora (1J, 1998–2005): Sensor harness
• Audi A3 (8L, 1996–2003): Sensor harness (shared 1J platform components)
• Skoda Octavia (1U, 1996–2010): Sensor harness
• SEAT Leon (1M, 1999–2006): Sensor harness

Common Sensor Applications

• Lambda (oxygen) sensor harness — P0130–P0167 fault codes
• Coolant temperature sensor harness — P0115–P0119 fault codes
• Throttle position sensor harness — P0120–P0124 fault codes
• Fuel pressure sensor harness — P0190–P0193 fault codes
• Boost pressure sensor harness — P0235–P0239 fault codes

Frequently Asked Questions

Q: How do I find the correct application for 1J0973999A on my vehicle?
A: Use ETKA (VW/Audi electronic parts catalogue) with your vehicle’s VIN to find the specific sensor that uses this connector. The 1J0973999A is a multi-application connector used across many sensor types on the 1J platform.

Q: Are terminals included?
A: Yes, terminals are included with all variants.