Innovative Electronics for the Automotive Aftermarket

• Home
• Products
• Buy
• Support
• About UnwiredTools
• Contact Us

• ACCII Upgrade Kit™ for Mercedes
• UTCIS for K-Jetronic

• ACCII™ Upgrade Kit
• Thumbwheel Rebuild Kit

UnwiredTools™ Thumbwheel Rebuild Kit

The UTTRB Kit is a simple and cost effective solution to a bad ACCII thumbwheel temperature control.

UnwiredTools Thumbwheel Repair Kit Price: $30.00 USD

---

Supporting Documentation

Thumbwheel Rebuild Kit Manual

 Popular Links

• Purchase
• Find an Installer
• UTCIS Software
• ACCII Kit Install Guide

 Customer Installations

• ACCII Kit Mercedes 300D
• ACCII Kit 1980 Mercedes 300CD
• UTCIS-V™ Porsche 928
• UTCIS-V™ on Mercedes 280SE (W116)
• UTCIS-V™ & Rest Pressure Kit on early 911

© 2011-2025 UnwiredTools, LLC. | 2200 East Cedar Ave. Suite #1 | Flagstaff, Arizona 86004 | Phone & Fax: 928.773.0469