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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

Code or signal meaning

Reference

Brand context

78,140 matches

Page 1031 · 30901–30930 shown

Enhanced PID

Exhaust gas temperature B1S2 ($17)

Buick · % · 1 profiles

Enhanced PID

Exhaust gas temperature Sensor 1

Jaguar · °C · 1 profiles

Enhanced PID

Exhaust gas temperature Sensor 2

Jaguar · °C · 1 profiles

Enhanced PID

Exhaust gas temperature Sensor 3

Jaguar · °C · 1 profiles

Enhanced PID

Exhaust gas temperature after DPF

Hyundai · °C · 3 profiles

Enhanced PID

Exhaust gas temperature after DPF

Mitsubishi · °C · 1 profiles

Enhanced PID

Exhaust gas temperature after catalyst

Geely · °C · 1 profiles

Enhanced PID

Exhaust gas temperature after pre-catalyst

Audi · °C · 1 profiles

Enhanced PID

Exhaust gas temperature at Catalyst

Hyundai · °C · 3 profiles

Enhanced PID

Exhaust gas temperature at DPF inlet

Subaru · °C · 1 profiles

Enhanced PID

Exhaust gas temperature at catalyst inlet

Subaru · °C · 1 profiles

Enhanced PID

Exhaust gas temperature before DPF

Mercedes-Benz · °C · 1 profiles

Enhanced PID

Exhaust gas temperature before DPF

Audi · °C · 1 profiles

Enhanced PID

Exhaust gas temperature before GPF Sensor 1

Hyundai · °C · 8 profiles

Enhanced PID

Exhaust gas temperature before GPF Sensor 1

Kia · °C · 4 profiles

Enhanced PID

Exhaust gas temperature before GPF Sensor 2

Hyundai · °C · 8 profiles

Enhanced PID

Exhaust gas temperature before GPF Sensor 2

Kia · °C · 4 profiles

Enhanced PID

Exhaust gas temperature before TWC (cat.)

Mercedes-Benz · °C · 1 profiles

Enhanced PID

Exhaust gas temperature before catalyst

Geely · °C · 1 profiles

Enhanced PID

Exhaust gas temperature before turbocharger

Audi · °C · 1 profiles

Enhanced PID

Exhaust gas temperature sensor #1 (turbo)

Buick · °C · 1 profiles

Enhanced PID

Exhaust gas temperature sensor #2

Buick · °C · 1 profiles

Enhanced PID

Exhaust gas temperature sensor #3 (DPF)

Buick · °C · 1 profiles

Enhanced PID

Exhaust gas volumetric flow rate

Jaguar · L/min · 1 profiles

Enhanced PID

Exhaust temperature B1S1

Toyota · °C · 1 profiles

Enhanced PID

Exhaust temperature B1S2

Toyota · °C · 1 profiles

Enhanced PID

Exhaust temperature Sensor 1 (GPF Upstream)

Kia · °C · 1 profiles

Enhanced PID

Exhaust temperature Sensor 1 (GPF Upstream)

Hyundai · °C · 1 profiles

Enhanced PID

Exhaust temperature Sensor 2 (GPF Upstream)

Kia · °C · 1 profiles

Enhanced PID

Exhaust temperature Sensor 2 (GPF Upstream)

Hyundai · °C · 1 profiles

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