× 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
Re: 05 cat C7 what would cause high exhaust temp
Posted to HD/Fleet Forum on 10/15/2020


Are you getting faults?

ARD system on CAT is not a precise temp wise as the Cummins DPF system with a DOC. Optimal Regen temps can be 950 to 1150. Targets are usually around 1050 inside the DPF. Actual Flame temp will be much higher.

High Exhaust t... Login to read more.