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Diagnostic knowledge search

23,879 code identifiers with scoped meanings, and 54,261 enhanced signal definitions. No VIN or personal information is needed.

Diagnostic explainers

Pending, stored and permanent codes · Enhanced PIDs and Mode 22

54,261 matches

Page 247 · 7381–7410 shown
Enhanced PID
Fan

MG · No scalar unit · 1 profiles

Enhanced PID
Fan Mode

Toyota · No scalar unit · 1 profiles

Enhanced PID
Fan speed

Peugeot · % · 1 profiles

Enhanced PID
Fan speed

Citroen · % · 1 profiles

Enhanced PID
Final AFR

Delphi · No scalar unit · 1 profiles

OBD Lens reference library · catalog legacy-owner-2026-11-02-v84-evidence. Sources and scope