
OBD-II error codes and engine codes for mechanics
AutoDiag is a practical offline tool for mechanics. It includes the most common OBD-II error codes with causes, symptoms and diagnostic steps, plus engine codes from the vehicle registration document (P.5 field). For each engine code it shows the main car models and recommended timing tools with purchase links. It also has a local AI assistant to help interpret codes quickly. No subscription required.
AutoDiag is an offline tool for mechanics that provides OBD-II error codes, their causes, symptoms, and diagnostic steps, along with engine codes from vehicle registration documents. It features a local AI assistant for quick code interpretation and includes links for purchasing recommended timing tools, with no subscription required.
Pace needs two or more snapshots. This launch has 1, so velocity and momentum read as unmeasured rather than zero.
A source that found nothing is a measurement. A source that has not run is a gap. Neither means the launch lacks the thing.