× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Circuit Tracer
Posted to HD/Fleet Forum on 3/13/2019 7 Replies

What is the best circuit tracer? I have a 2016 Thomas rear engine Transit bus. ESN 73803689. VIN: 1T7Y74D20G1094986. Has fault code 4156. The doser heater relay supply wires only have 8-10 volts to it. Cummins wire diagram shows the doser heater relay and the ... Login to read more.

7 Replies Received (View Replies)