OE Quality
60-Day Returns

Sunsong 3402090 Power Steering Pressure Line Hose Assembly
Power Steering Pressure Line Hose Assembly Overview
The Sunsong 3402090 power steering pressure line hose assembly is designed specifically for Toyota Previa models. Engineered to meet OEM specifications, this hose assembly ensures reliable hydraulic fluid transfer within the power steering system, maintaining smooth steering performance.
- Compatible with Toyota Previa power steering systems
- 33.8 inches (858 mm) length for precise fitment
- End 1 fitting: 16 mm banjo type
- End 2 fitting: 16 mm male inverted flare
- Constructed with durable CSM hose material
- Includes power steering switch port for system integration
- No bracket included
Detailed Product Description
The Sunsong 3402090 power steering pressure line hose assembly features a 16 mm banjo fitting on one end and a 16 mm male inverted flare fitting on the other, providing secure connections to the power steering pump and steering gear. The hose is made from CSM (chlorosulfonated polyethylene) material, known for its resistance to heat, oil, and abrasion, which is critical for maintaining system integrity under demanding conditions. Measuring 33.8 inches (858 mm) in length, this hose assembly is tailored to fit the Toyota Previa, ensuring proper routing and installation without the need for modifications. Additionally, the integrated power steering switch port allows for seamless connection to the vehicle’s power steering pressure switch, supporting system diagnostics and functionality.
Common Applications and Issues Addressed
- Replacement of worn or leaking power steering pressure hoses on Toyota Previa
- Resolving power steering fluid leaks that cause steering difficulty or noise
- Addressing pressure loss in the power steering system affecting steering responsiveness
- Repairing damaged or cracked hoses due to age or environmental exposure
- Maintaining proper hydraulic pressure for consistent steering performance
Installation Notes and Tips
- Ensure the vehicle is safely lifted and supported before beginning installation
- Verify the hose length and fitting types match the original equipment
- Use appropriate tools to avoid damaging banjo bolts and flare fittings
- Inspect and replace any worn seals or O-rings during installation
- Bleed the power steering system after installation to remove air and ensure proper function
Quality Assurance and Warranty
Sunsong power steering hoses are manufactured to meet or exceed OEM standards, providing reliable performance and durability. The 3402090 hose assembly undergoes rigorous quality control to ensure leak-free operation and resistance to heat and pressure. While specific warranty details may vary, Sunsong products typically include a limited warranty against defects in materials and workmanship. Consult product documentation or the supplier for exact warranty terms.
| Brand | Sunsong |
| Part Number | 3402090 |
| End 1 Fitting Size (mm) | 16 |
| End 1 Fitting Type | banjo |
| End 2 Fitting Size (mm) | 16 |
| End 2 Fitting Type | Male Inverted Flare |
| Hose Material 1 | CSM |
| Length (in) | 33.8 |
| Length (mm) | 858 |
| PS Switch Port (Y/N) | Y |
| Tech Tip | TT1000|TT1001 |
This part fits 7 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 1997 | Toyota | Previa | N/A | |
| 1996 | Toyota | Previa | N/A | |
| 1995 | Toyota | Previa | N/A | |
| 1994 | Toyota | Previa | N/A | |
| 1993 | Toyota | Previa | N/A | |
| 1992 | Toyota | Previa | N/A | |
| 1991 | Toyota | Previa | 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.