P2015Tesla Model-xYears: 1996 - 2026
NOx Trap/Adsorber System (P2015)
Reviewed by ASE Certified Technician
What does this mean?
Code P2015 relates to the NOx adsorber/trap system, primarily used in diesel and lean-burn gasoline engines to reduce nitrogen oxide emissions.
Disclaimer: This diagnostic code is part of the standard OBD2 system and can apply to Tesla Model-x models manufactured from 1996 to 2026. However, please note that the presence of this specific code depends on your vehicle's exact engine configuration, options, and production year.
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Common Causes
Degraded NOx adsorber catalyst
Faulty NOx sensor
Stuck or faulty EGR valve
Damaged, chafed, or broken wiring harness
PCM/ECM software needs update (TSB)
Symptoms to Watch For
- Check Engine Light is illuminated
- Failed emissions test
- Significant loss of engine power
- Decreased fuel economy
- Vehicle enters reduced power / limp mode