Aftertreatment Troubleshooting Tree

Systematic troubleshooting for diesel aftertreatment faults including DPF soot loading, SCR efficiency, DEF quality, and DOC temperature faults.

DieselVision™ improves diagnostic accuracy by verifying photo-derived data — upload scanner screens or connector photos to auto-populate fault codes and pin assignments.

Is there an active inducement (engine derate to 5 mph) or inducement warning?

Need a more detailed guided diagnosis?

AI Diagnostic Engine

Snap a photo of your scan tool screen and let Diesel Vision interpret the fault instantly — no manual code lookup required.

Try It

Video Demo Coming Soon

Watch how fast AI Diesel Tech interprets a fault code using Diesel Vision.