SKP SK41509E Engine Auxiliary Water Pump - Heater

Engine Auxiliary Water Pump for Pathfinder Heater Service

The SKP SK41509E is an engine auxiliary water pump for heater circuit applications on select Nissan Pathfinder models. It is a direct-fit replacement for vehicles that use a heater-position auxiliary pump in the cooling system.

• Engine auxiliary water pump for heater circuit use
• Fits 2005-2012 Nissan Pathfinder, Heater
• Cross-references Gates 41509E and US Motor Works US11005 for the same application
• Part number: SK41509E

Fitment and Application

Compatible with 2005-2012 Nissan Pathfinder heater applications, this SK41509E pump is listed for the heater position in the cooling and heating system. Use it when servicing the auxiliary coolant flow that supports cabin heat performance in the Pathfinder platform. The SK41509E part number is also useful when verifying replacement selection against existing catalog references.

Common Issues This Part May Address

• Weak or inconsistent heater output
• Reduced coolant circulation through the heater circuit
• Noisy auxiliary pump operation
• Leakage at the auxiliary pump assembly
• Heating performance problems tied to heater-side coolant flow

Installation Notes and Tips

Confirm the vehicle year and heater-position application before ordering. Compare the original pump and connector or hose routing to the replacement unit before installation. After installation, refill and bleed the cooling system according to Nissan service procedures to remove trapped air and restore proper heater operation.

Quality Assurance

SKP replacement parts are cataloged for direct application matching, and this SK41509E listing is tied to confirmed Nissan Pathfinder fitment data for 2005-2012 heater applications.