Sunsong 3402538 Power Steering Pressure Line Hose Assembly

Overview of Sunsong Power Steering Pressure Line Hose Assembly

The Sunsong 3402538 power steering pressure line hose assembly is designed for select Mercedes-Benz models, including the ML55 AMG, ML320, ML430, and ML500. This hose assembly ensures reliable hydraulic fluid transfer within the power steering system, maintaining optimal steering performance.

• Compatible with Mercedes-Benz ML55 AMG, ML320, ML430, and ML500
• Part number 3402538 for precise identification
• 42.8 inches (1087 mm) in length for exact fitment
• End 1 fitting: 14 mm male o-ring
• End 2 fitting: 16 mm male o-ring
• Constructed with durable CSM hose material
• No bracket included
• No power steering switch port

Detailed Product Description

The Sunsong 3402538 power steering pressure line hose assembly is engineered with CSM (chlorosulfonated polyethylene) hose material, known for its resistance to heat, oil, and abrasion. Measuring 42.8 inches (1087 mm) in length, this hose features a 14 mm male o-ring fitting on one end and a 16 mm male o-ring fitting on the other, ensuring a secure and leak-free connection within the power steering system. This assembly does not include a bracket or a power steering switch port, simplifying installation and compatibility with the specified Mercedes-Benz models.

Common Applications and Problem Resolution

• Replaces worn or leaking power steering pressure hoses on Mercedes-Benz ML55 AMG, ML320, ML430, and ML500
• Addresses issues such as power steering fluid leaks
• Eliminates steering stiffness caused by compromised hose integrity
• Prevents power steering pump damage due to fluid loss
• Restores proper hydraulic pressure for smooth steering response

Installation Notes and Tips

• Ensure the vehicle is safely lifted and supported before beginning installation
• Drain power steering fluid to prevent spills during hose replacement
• Verify the 14 mm and 16 mm male o-ring fittings match the vehicle’s connection points
• Use appropriate tools to avoid damaging fittings or hose ends
• After installation, refill and bleed the power steering system to remove air
• Refer to technical tip Tt1000 for additional guidance

Quality Assurance and Warranty

Sunsong power steering components are manufactured to meet or exceed OEM specifications for durability and performance. The 3402538 hose assembly undergoes rigorous quality control to ensure reliable operation in Mercedes-Benz ML series vehicles. Warranty coverage details should be confirmed with the parts provider or manufacturer documentation.