Sunsong 3403630 Power Steering Return Line Hose Assembly - Pipe To Reservoir

Power Steering Return Line Hose Assembly Overview

The Sunsong 3403630 power steering return line hose assembly is designed for reliable fluid return in select Lexus and Toyota vehicles. Engineered with durable CSM hose material and precise 3/8 inch ID hose fittings, this 36.6-inch hose ensures proper fit and function for models like the Toyota Camry and Lexus ES300.

• Compatible with Lexus and Toyota models including Camry, ES300, ES330, GS300, and Solara
• Part number 3403630 for accurate identification and replacement
• 36.6 inches (930 mm) length for proper routing and fitment
• 3/8 inch inner diameter hose fittings on both ends for secure connections
• Constructed from CSM (chlorosulfonated polyethylene) hose material for chemical and heat resistance

Detailed Product Description

This Sunsong power steering return line hose assembly (part number 3403630) is built to meet the specifications required by Lexus and Toyota power steering systems. The hose features 3/8 inch ID hose fittings on both ends, allowing for a secure and leak-resistant connection to the power steering pump and reservoir. The 36.6-inch length provides the correct routing path for models such as the Toyota Camry, Lexus ES300, ES330, GS300, and Solara. Made from CSM material, the hose offers resistance to heat, pressure, and power steering fluid degradation, contributing to long service life and consistent steering performance.

Common Applications and Issues Addressed

• Replacement of worn or cracked power steering return hoses
• Elimination of fluid leaks causing low power steering fluid levels
• Restoration of proper fluid flow to prevent steering noise or stiffness
• Prevention of hose failure due to heat and chemical exposure
• Maintenance of power steering system pressure and responsiveness

Installation Notes and Tips

• Ensure the vehicle is cool and pressure is relieved before removal
• Verify hose length and fitting sizes match OEM specifications
• Use proper clamps and torque fittings to avoid leaks
• Inspect related components such as pump and reservoir for wear
• Follow the technical tip TT1000 for installation guidance

Quality Assurance and Warranty

Sunsong power steering hoses are manufactured to meet or exceed OEM standards for durability and performance. The 3403630 hose assembly undergoes quality checks to ensure proper fit and material integrity. While specific warranty details may vary, Sunsong products typically include coverage against defects in material and workmanship under normal use conditions.