What does code P1455 mean on Audi vehicles?
Exhaust gas temperature sensor 1 signal is out of range or performance is incorrect.
OBD-II Code Audi
P1455 — Audi — Exhaust Gas Temperature Sensor 1 Range/Performance
Exhaust gas temperature sensor 1 signal is out of range or performance is incorrect.
Common symptoms
- Check engine light
- limp mode.
Possible causes
- Faulty EGT sensor or soot buildup.
Initial recommendation
Inspect exhaust temperature sensor.
Safety notice
This information is for guidance only. Brand-specific codes may vary by model, year, engine, transmission and vehicle configuration. It does not replace a physical inspection or diagnosis by a qualified mechanic. If the vehicle is unsafe to operate, avoid driving it and seek professional inspection.
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