AUDI 1820307349 Dash Panel Wiring Wire Harness
fits model: A4, B9, Quattro. make: Audi. year: 2017–2019.
( Manufacturer Part Number: 1820307349 ), ( Vintage Part: No ), ( Type: Dash Harness ), ( Placement On Vehicle: Dashboard )
Review AUDI Premium Dash Instrument Panel Wire Wiring Harness Oem fits QUATTRO A4 B9 2017–2019
The **Audi 1820307349 wiring harness for the 2017 2019 A4 Quattro (B9 platform) dash panel** is a precision-engineered, high-quality replacement component designed to restore full functionality to your vehicle s instrument cluster and central console wiring system. This harness is meticulously crafted to match the original Audi specifications, ensuring seamless compatibility with the B9 generation A4 s advanced electrical architecture, which includes integrated infotainment, climate control, and driver information displays. Constructed from durable, corrosion-resistant materials, the wiring harness features a robust, tangle-free design with properly insulated and color-coded conductors, guaranteeing reliable signal transmission between the dash panel, airbag control module, and other critical control units. Whether replacing a damaged harness due to wear, a failed repair attempt, or an accident-related tear, this aftermarket part eliminates the need for costly diagnostic trips by providing a direct, plug-and-play solution that adheres to Audi s stringent engineering standards. Ideal for professional installers and experienced DIY enthusiasts, the harness includes clear labeling and organized routing to simplify installation, reducing the risk of electrical shorts or improper connections. With its focus on precision and performance, this wiring harness ensures your A4 s dashboard electronics operate with the same efficiency and reliability as the factory-equipped system, enhancing both safety and user experience.
### **Pros and Cons of Buying a Replacement Dash Panel Wire/Wiring Harness for a 2017 2019 Audi A4 B9 (Part Number: 1820307349)**
#### **Pros:**1. **OEM Quality and Reliability** Audi s original wiring harness is designed to meet strict manufacturing standards, ensuring durability and proper functionality. This reduces the risk of electrical malfunctions or poor connections that can occur with aftermarket alternatives.
2. **Full Compatibility** The part is specifically engineered for the 2017 2019 A4 B9, meaning it will fit seamlessly with the vehicle s existing wiring system, including connectors, fuse blocks, and control modules. This minimizes the need for additional modifications.
3. **Prevents Electrical Issues** A faulty or damaged wiring harness can lead to intermittent electrical problems, such as malfunctioning sensors, infotainment errors, or even engine control unit (ECU) communication failures. Replacing it proactively can restore proper functionality and avoid costly diagnostic or repair work later.
4. **Warranty Coverage** If purchased from an authorized Audi dealer or a reputable supplier, the part may come with a warranty, providing peace of mind against defects in materials or workmanship.
5. **Professional Installation Support** Audi dealerships and certified mechanics have the expertise to install the harness correctly, reducing the risk of improper connections that could lead to short circuits or recurring issues.
6. **Long-Term Cost Savings** While the upfront cost may be higher than some aftermarket options, investing in an OEM part can save money in the long run by avoiding repeated failures or the need for additional repairs.
7. **Maintains Resale Value** Keeping the vehicle s original components intact can help preserve its value, especially if you plan to sell or trade it in the future.
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#### **Cons:**1. **High Cost** OEM parts from Audi or authorized dealers are significantly more expensive than aftermarket alternatives. The price for the wiring harness (1820307349) can range from **$500 to $1,200 or more**, depending on the source and whether labor is included.
2. **Limited Availability** OEM parts may not always be in stock at local dealerships, requiring orders from regional warehouses or online suppliers, which can delay repairs. Aftermarket parts, while cheaper, may have longer lead times as well.
3. **Labor-Intensive Installation** Replacing the wiring harness requires disassembling parts of the dashboard, removing trim panels, and carefully reconnecting wires. This is a time-consuming process that may require professional installation, adding to the total cost.
4. **Potential for Overkill** If the wiring harness isn t the root cause of the electrical issue (e.g., a faulty sensor, corroded connector, or software glitch), replacing it may not solve the problem, leading to wasted money.
5. **Risk of Counterfeit Parts** Purchasing from untrusted sellers (e.g., eBay, Craigslist, or uncertified online marketplaces) increases the risk of receiving a fake or low-quality part that fails prematurely.
6. **Dealer Markup** Authorized Audi dealers often charge premium prices for OEM parts, sometimes doubling or tripling the manufacturer s suggested retail price.
7. **Alternative Solutions May Exist** In some cases, the issue may be isolated to a specific wire or connector rather than the entire harness. A professional diagnosis could identify a cheaper fix, such as repairing a damaged wire or replacing a single module.
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### **Conclusion**
The **2017 2019 Audi A4 B9 dash panel wiring harness (1820307349)** is a high-quality, reliable OEM component that ensures proper electrical functionality and longevity. It is the best choice if you prioritize **durability, compatibility, and long-term reliability**, especially if the harness is confirmed to be faulty. However, the **high cost, installation complexity, and potential for unnecessary replacement** if the issue is elsewhere must be carefully considered.
If the wiring harness is the confirmed source of electrical problems (e.g., intermittent dashboard errors, infotainment malfunctions, or engine warning lights), then **purchasing and installing an OEM part is the recommended approach**. However, if the issue is minor or the harness is only suspected of being faulty, a **professional diagnosis** should be performed first to avoid unnecessary expenses.
For those on a tighter budget, **aftermarket harnesses from reputable brands** (e.g., OEPlus, ACDelco, or Bosch) may offer a cost-effective alternative, though they may lack the exact same build quality or warranty support.
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### **Recommendation**
1. **Confirm the Issue** Before purchasing, have a **professional mechanic or Audi specialist diagnose** whether the wiring harness is indeed the cause of the electrical problem. This could save money if the issue is elsewhere (e.g., a faulty sensor, corroded connector, or software update).
2. **Purchase from a Trusted Source**
- **Authorized Audi Dealership** (for warranty and authenticity).
- **Reputable Online Retailers** (e.g., AudiParts.com, RockAuto, or eBay with verified sellers).
- Avoid unknown sellers to prevent counterfeit parts.
3. **Budget for Installation** If installing yourself, ensure you have the necessary tools and patience. If not, **hire a certified Audi technician** to avoid improper connections that could worsen the issue.
4. **Consider Aftermarket Options** If the harness is only partially damaged, explore **aftermarket replacements** from brands with good reviews (e.g., OEPlus, ACDelco, or Bosch). These can be **30 50% cheaper** than OEM while still providing reliable performance.
5. **Check for Warranty or Recall** Some wiring harness issues may be covered under Audi s **vehicle warranty** or a **recall campaign**. Contact your dealership to verify eligibility.
6. **Document the Repair** If replacing the harness, keep records of the purchase and installation date. This can be useful for future warranty claims or resale purposes.
**Final Verdict:**If the wiring harness is **confirmed faulty and the issue is critical**, the **OEM part (1820307349) is the best long-term solution**. However, if budget is a concern, **aftermarket alternatives should be explored first**. Always prioritize **professional diagnosis and installation** to ensure the repair is done correctly.
Details:
MILEAGE: 104K MILES. COLOR: EXTERIOR FLORETT SILVER METALLIC 8W / Z7G L5L5 L5PW LZ7G. TRANSMISSION: 7-SPEED AUTOMATIC S-TRONIC QFJ / MU4. BODY TYPE: SEDAN 4-DOOR.
part #: 1820307349 prices
- $155.99-$371.27
specifications interiocatruc:
- for models: A4, B9, Quattro
- for makes: Audi
- for years: 2017-2019
- mpn: 1820307349
- vintage part: No
- type: Dash Harness
- placement on vehicle: Dashboard
payments interiocatruc:
- other
- wallet: Google-pay
- credit card: Diners-club
offer interiocatruc:
- best offers: True
- sold: 0
- options: Ship-to-home
- started: February 9, 2026
- quantity: 1
- availability: In Stock
seller interiocatruc:
- # reviews: 42641
- city: Kingsley, Michigan
- rating: 99.8%
shipping interiocatruc:
- service: Standard
- cost: $0.00
- class: Standard
- transit: 3-8 Days
- type: Fixed
returns interiocatruc:
- time: 30 Days
- paid by: Seller
- policy: Returns Accepted
general interiocatruc:
- condition: Used
- Interior Parts Accessories > Dash Panels Glove Boxes > Dash Panels
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