OE Quality
60-Day Returns

Sunsong 3401799 Power Steering Pressure Line Hose Assembly
Power Steering Pressure Line Hose Assembly Overview
The Sunsong 3401799 power steering pressure line hose assembly is designed specifically for Acura TL models. Engineered to meet OEM specifications, this hose assembly ensures reliable hydraulic fluid transfer within the power steering system, maintaining optimal steering performance.
- Compatible with Acura TL power steering systems
- Length: 73.5 inches (1866 mm) for precise fitment
- End 1 fitting: 12 mm male captive o-ring
- End 2 fitting: 18 mm male captive o-ring
- Constructed with durable CSM hose material
- Includes power steering switch port for system integration
- No bracket included
Detailed Product Description
This Sunsong power steering pressure line hose assembly (part number 3401799) is built with high-quality chlorosulfonated polyethylene (CSM) material, providing resistance to heat, pressure, and hydraulic fluid degradation. The hose measures 73.5 inches (1866 mm) in length, ensuring proper routing and fitment within the Acura TL power steering system. Both ends feature male captive o-ring fittings—12 mm on one end and 18 mm on the other—designed for secure, leak-free connections. Additionally, the assembly includes a power steering switch port, allowing for integration with the vehicle's steering pressure monitoring system. This hose assembly does not include a mounting bracket, so ensure compatibility with your vehicle's existing hardware.
Common Applications and Issues Addressed
- Replacement for worn or leaking power steering pressure hoses on Acura TL
- Resolves power steering fluid leaks causing steering difficulty or noise
- Prevents pressure loss in the hydraulic system for consistent steering response
- Addresses hose damage from heat, abrasion, or age-related wear
- Supports proper function of power steering pressure switch for system diagnostics
Installation Notes and Tips
- Verify hose length and fitting sizes (12 mm and 18 mm male captive o-ring) before installation
- Inspect existing mounting brackets and hardware; this assembly does not include a bracket
- Ensure power steering system is depressurized before removal to avoid fluid spray
- Check for proper routing to prevent hose kinking or contact with hot engine components
- Use recommended power steering fluid and bleed system after installation
Quality Assurance and Warranty
The Sunsong 3401799 power steering pressure line hose assembly is manufactured to meet or exceed industry standards for durability and performance. It undergoes rigorous quality control testing to ensure leak-free operation and long service life. While specific warranty details may vary, Sunsong products typically include a limited warranty against defects in materials and workmanship. Consult your supplier for exact warranty terms related to this part.
| Brand | Sunsong |
|---|---|
| Part Number | 3401799 |
| End 1 Fitting Size (mm) | 12 |
| End 1 Fitting Type | Male Captive O-Ring |
| End 2 Fitting Size (mm) | 18 |
| End 2 Fitting Type | Male Captive O-Ring |
| Hose Material 1 | CSM |
| Length (in) | 73.5 |
| Length (mm) | 1866 |
| PS Switch Port (Y/N) | Y |
| Tech Tip | TT1000 |
This part fits 5 vehicles. Search below:
| Year | Make | Model | Submodel | Position | Notes |
|---|---|---|---|---|---|
| 2003 | Acura | TL | Base | N/A | |
| 2002 | Acura | TL | Base | N/A | |
| 2001 | Acura | TL | Base | N/A | |
| 2000 | Acura | TL | Base | N/A | |
| 1999 | Acura | TL | Base | N/A |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.