Sunsong 3403636 Power Steering Return Line Hose Assembly - Intermediate Pipe

Overview of Sunsong Power Steering Return Line Hose Assembly

The Sunsong 3403636 power steering return line hose assembly is designed for reliable fluid return in select Lexus and Toyota vehicles. Engineered with durable materials and precise fittings, this hose assembly supports proper steering system function in models like the Toyota Camry and Lexus ES300.

• Compatible with Lexus and Toyota models including Camry, ES300, ES330, GS300, and Solara
• Length of 40.9 inches (1040 mm) for accurate fitment
• End 1 fitting: 3/8 inch ID hose
• End 2 fitting: 3/8 inch beaded tube
• Constructed from CSM (chlorosulfonated polyethylene) hose material for chemical and heat resistance
• Part number 3403636 for precise identification

Detailed Product Description and Specifications

This Sunsong power steering return line hose assembly (part number 3403636) features a 3/8 inch inner diameter hose fitting on one end and a 3/8 inch beaded tube fitting on the other, ensuring secure connections within the power steering system. The hose is made from CSM, a synthetic rubber known for its resistance to heat, oil, and abrasion, which helps maintain system integrity under demanding conditions. Measuring 40.9 inches (1040 mm) in length, this hose assembly is designed to match the original equipment specifications for a proper fit and function in compatible Lexus and Toyota vehicles.

Applications and Common Issues Addressed

• Replaces worn or leaking power steering return line hoses
• Prevents fluid leaks that can cause steering performance issues
• Restores proper fluid flow to avoid steering pump damage
• Eliminates hose swelling or cracking due to heat and chemical exposure
• Helps maintain consistent steering response and safety

Installation Notes and Technical Tips

When installing the Sunsong 3403636 power steering return line hose assembly, ensure all fittings are clean and free of debris before connection. The 3/8 inch ID hose end and 3/8 inch beaded tube end require proper seating to prevent leaks. The hose length of 40.9 inches should be verified against the vehicle’s routing path to avoid kinks or excessive tension. Refer to technical tip TT1000 for additional installation guidance specific to this hose assembly.

Quality Assurance and Warranty Information

Sunsong power steering hoses are manufactured to meet or exceed OEM standards for durability and performance. The use of CSM hose material provides resistance to heat and chemical degradation, contributing to long service life. Part number 3403636 undergoes quality control inspections to ensure fitment accuracy and leak-free operation. Warranty coverage details should be confirmed with the product documentation or supplier.