What does OBD-II code P2002 mean?
P2002 means your vehicle's onboard computer detected: Particulate Filter Efficiency Below Threshold — Bank 1 (Diesel). This is a medium-severity code in the Emissions category.
How much does it cost to fix code P2002?
Typical repair cost for P2002 is $200–$3,000 including parts and labor. Costs vary by vehicle make, model, and location. A free scan at AutoZone or O'Reilly is a good first step.
Can I drive my car with code P2002?
Code P2002 is generally safe for short trips, but have it diagnosed soon to prevent the problem from worsening.
What are the most common causes of P2002?
The most common causes are: Clogged DPF, Short driving cycles prevent regeneration, Failed DPF temperature sensor. Always start with the cheapest diagnosis step before replacing parts.
Will code P2002 clear itself?
Code P2002 will clear itself after the underlying issue is fixed and the ECU completes several successful drive cycles. Clearing it without fixing the root cause only masks the problem temporarily.