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International A26 (2017-2020) Fault Code List

International A26 (2017-2020) Fault Code List

by Kyle Cooper | Aug 12, 2025 | Diagnostic Guides and Troubleshooting, Diesel Repair, Maintenance Tips and Procedures

The International A26 engine, introduced in 2017, brought modern engineering and fuel efficiency to heavy-duty fleets. Known for its lightweight design and strong performance, it’s a favorite in long-haul applications. If you’re working on one of these engines, quick...
International DT466 (2004-2005) Fault Code List

International DT466 (2004-2005) Fault Code List

by Kyle Cooper | Aug 11, 2025 | Diagnostic Guides and Troubleshooting, Diesel Repair, Maintenance Tips and Procedures

The International DT466 engine series continued its legacy into the mid-2000s, powering medium-duty trucks, buses, and vocational vehicles. Built for strength and serviceability, this generation featured early EGR systems that added complexity to diagnostics and...
International DT466 (1996-2003) Fault Code List

International DT466 (1996-2003) Fault Code List

by Kyle Cooper | Aug 9, 2025 | Diagnostic Guides and Troubleshooting, Diesel Repair, Maintenance Tips and Procedures

The International DT466 was a workhorse for fleets throughout the late ’90s and early 2000s. Known for reliability and ease of maintenance, it powered everything from delivery trucks to school buses. If you’re working on one of these engines, having access...
PACCAR PX7 (2011-2012) Fault Code List

PACCAR PX7 (2011-2012) Fault Code List

by Kyle Cooper | Aug 4, 2025 | Diagnostic Guides and Troubleshooting, Diesel Repair, Maintenance Tips and Procedures

The PACCAR PX7 engine powered a wide range of medium-duty trucks in 2011 and 2012, offering efficient fuel usage and solid performance in both regional and vocational settings. If you’re servicing a Kenworth or Peterbilt with a PX7 engine, this list helps you...
Mack MP7 (2017-2020) Fault Code List

Mack MP7 (2017-2020) Fault Code List

by Kyle Cooper | Aug 2, 2025 | Diagnostic Guides and Troubleshooting, Diesel Repair, Maintenance Tips and Procedures

The Mack MP7 engine remained a popular choice in regional haul and vocational fleets through 2020, offering reliable performance and strong emissions compliance. If you’re working on a Mack Granite, Pinnacle, or similar truck, having fast access to fault codes...
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