Bomba secundaría del refrigerante. Cómo verificarla y para qué sirve. Solucionando problemas. AudiA3

This video shows how to check the secondary coolant pump in an AUDI A3 cabrio 2.0 TDI CBAB engine type, the problems it has given me reflected in the VAG-COM and in the fault warning with the engine symbol in the instrument panel , and how the fault has been repeated after replacing the coolant pump. In addition I indicate several of the things that I have read about its operation and usefulness and the difficulty in finding reliable information about it. The errors that the scanner throws on this matter are: 009754 coolant Pump 2 P261A. It belongs to a set of videos on the comprehensive maintenance of the 2009 AUDI A3 CABRIO 2.0 TDI. This is the link to the playlist of all videos about the integral maintenance of this car.    • Cómo reemplazar bomba secundaria refrigera...   The individualized links of the videos are as follows: 1. How to replace battery AUDI A3 2.0 TDI. .    • Cómo cambiar la batería al AUDI A3 2.0 TDI...   2. How to replace cabin filter.    • Cómo cambiar el filtro del polen al AUDI A...   3. How to replace the air filter.    • Cómo cambiar el filtro del aíre al AUDI A3...   4. How to replace the secondary coolant pump.    • Cómo reemplazar bomba secundaria refrigera...   5. Secondary coolant pump. How to verify it and what it is for. Solving problems.    • Bomba secundaría del refrigerante. Cómo ve...   6. How to replace discs and rear brake pads.    • Cómo cambiar los discos y pastillas de fre...   7. How to replace the TURBO Boost (G581). Error P2563. Part 1 of 4.    • Como cambiar el actuador del TURBO (G581)....   8. How to replace the TURBO Boost (G581). Error P2563. Part 2 of 4.    • Parte 2 de 4. Como cambiar el actuador del...   9. How to replace the TURBO Boost (G581). Error P2563. Part 3 of 4.    • Parte 3 de 4. Como cambiar el actuador del...   10. How to replace the TURBO Boost (G581). Error P2563. Part 4 of 4.    • Problema solucionado tras la reparación de...   11. How to Manually Operate Audi A3 Convertible electric roof.    • Como descapotar manualmente el AUDI A3 CAB...   12. How to repair the typical breakdown of broken wires in door opening strap.    • Cómo reparar la típica avería de los cable...   13. How to remove or remove the front door trim.    • Cómo quitar o desmontar el guarnecido de l...   14. How to disassemble and mount the trim of the rear and the window motor.    • Cómo desmontar y montar el guarnecido de l...   15. How to disassemble and mount the rear seats.    • Cómo desmontar y montar los asientos trase...