DEF Main Connector Pigtail Repair Kit – Freightliner A66-14017-080

DEF Main Connector Pigtail Repair Kit (A66-14017-080)

The DEF Main Connector Pigtail Repair Kit is designed to repair damaged connector sections of harness part number A66-14017-080 without removing the entire DEF wiring harness assembly. This kit provides a practical and cost-effective solution for restoring electrical connections in heavy-duty truck DEF and SCR systems.

If you’re searching for:

• A66-14017-080 DEF connector repair

• DEF main connector pigtail kit

• Freightliner DEF harness connector replacement

• Cascadia DEF wiring repair

• SCR harness connector repair

This kit allows you to repair only the damaged connector portion instead of replacing the full harness.

What’s Included in the Kit

• 1x DEF Main Connector Housing

• 18x Single Wires with Pre-Crimp Contacts (for the respective connector)

Each wire is pre-crimped and ready for installation, reducing labor time and eliminating the need for specialized crimping equipment.

Note: Some contacts include integrated seals, and some connector housings include seals depending on production configuration.

Designed for DEF / SCR Harness Repair

The DEF (Diesel Exhaust Fluid) system is critical to emissions compliance and engine performance. A damaged DEF main connector can trigger fault codes, emission warnings, or cause reduced engine performance.

This DEF wiring harness repair kit helps technicians:

• Repair damaged connector sections

• Avoid full harness removal

• Reduce downtime

• Save on OEM replacement costs

Instead of replacing the entire harness assembly, this DEF connector pigtail kit restores proper electrical continuity at the main connector interface.

Built for Heavy-Duty Truck Environments

This kit is designed for use in demanding truck environments where connectors are exposed to:

• Heat

• Vibration

• Road debris

• Moisture

Sealed contacts and connector design help maintain durability and long-term performance in DEF system applications.

Key Features

• Compatible with harness part number A66-14017-080

• 18 pre-crimped wires included

• Designed for DEF / SCR system harness repair

• Cost-effective alternative to full harness replacement

• Ideal for diesel technicians and fleet maintenance

Important Note

This kit repairs the connector portion only and does not include the full DEF harness assembly.

Comprehensive Return and Warranty Policy for Your Peace of Mind

At Diesel Electronic Supply, our Return and Warranty Policy ensures that you can shop confidently knowing that your satisfaction is our top priority. We accept returns and exchanges for unused, uninstalled, and undamaged products, safeguarding your investment with easy-to-follow procedures.

Whether you're a DIY enthusiast or a professional, our policy is designed to make your shopping experience seamless and worry-free:

• Flexible Returns: Request a return within 7 days for a full refund (minus a 25% restocking fee).
• Store Credit after 7 Days: If you miss the return window, store credit may be issued upon approval.
• No Hidden Costs: Original shipping is non-refundable, and customers cover return shipping.
• Clear Warranty Coverage: Enjoy a 6-month warranty on our products against defects in materials and workmanship.

Need to return an item? Simply email us at support@dieselelectronicsupply.com with your order number and reason for the return. Remember, all returns must be authorized before sending them back!

We believe in transparency and customer satisfaction, which is why our detailed return policy addresses numerous scenarios, ensuring you know exactly what to expect. Shop with us and experience reliable products that come with a promise of quality and support.