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Diagnostic knowledge / DTC and enhanced PID meanings — Knowledge search

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 307 · 9181–9210 shown
Enhanced PID
Key on/ready

Fiat · No scalar unit · 1 profiles

Enhanced PID
KeyBuz

Toyota · No scalar unit · 1 profiles

Enhanced PID
KickDown

Lexus · No scalar unit · 1 profiles

Enhanced PID
Knock ADC

Mitsubishi · No scalar unit · 1 profiles

Enhanced PID
Knock Base

Mitsubishi · No scalar unit · 1 profiles

Enhanced PID
Knock Change

Mitsubishi · No scalar unit · 1 profiles

Enhanced PID
Knock Flag

Mitsubishi · No scalar unit · 1 profiles

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