OE Quality
60-Day Returns

Dorman 603-496 Engine Coolant Reservoir - Front
Overview of Dorman Engine Coolant Reservoir for Nissan X-Trail
The Dorman 603-496 engine coolant reservoir is designed specifically for Nissan X-Trail models, providing a reliable replacement for your vehicle's cooling system. Made from durable plastic with a clear finish, this reservoir allows for easy monitoring of coolant levels.
- Material: Durable plastic construction
- Dimensions: 9 inches length and 9 inches height
- Color: Clear for easy coolant level visibility
- Includes one engine coolant reservoir, one cap, and one hose
- Cap type included and non-pressurized design
- Single mounting hole for secure installation
- Capacity: 1 liter
Detailed Product Description
The Dorman 603-496 engine coolant reservoir is engineered to meet the specifications required for Nissan X-Trail vehicles. Its irregular shape is designed to fit precisely within the engine bay, ensuring proper placement and function. The clear plastic material allows drivers and technicians to quickly check coolant levels without removing the cap. This reservoir comes with a cap and hose included, although mounting hardware and brackets are not part of the package. The non-pressurized design is suitable for the cooling system requirements of the Nissan X-Trail, and the 1-liter capacity supports efficient coolant storage and circulation.
Common Applications and Problem Resolution
- Replacement for cracked or leaking coolant reservoirs
- Solves coolant overflow or underfill issues
- Prevents engine overheating due to coolant loss
- Restores proper coolant level monitoring
- Addresses reservoir damage from wear or impact
Installation Notes and Tips
Installation of the Dorman 603-496 engine coolant reservoir requires basic mechanical skills. Ensure the vehicle is cool before beginning work to avoid injury from hot coolant. The reservoir mounts using a single mounting hole; however, mounting hardware is not included, so reuse existing brackets or acquire compatible hardware. Confirm the hose connections are secure to prevent leaks. The included cap should be installed tightly to maintain proper coolant containment.
Quality Assurance and Warranty Information
Dorman parts are manufactured to meet or exceed OEM standards for fit and function. The 603-496 engine coolant reservoir undergoes quality checks to ensure durability and performance in Nissan X-Trail vehicles. While specific warranty details may vary, Dorman typically offers limited warranties covering defects in material and workmanship. Consult product documentation or the manufacturer for exact warranty terms.
| Brand | Dorman |
| Part Number | 603-496 |
| Cap Included | Yes |
| Cap Type | Yes |
| Capacity | 1 L |
| Color | Clear |
| Height | 9 |
| Length | 9 |
| Material | Plastic |
| Mounting Brackets Included | No |
| Mounting Hardware Included | No |
| Mounting Hole Quantity | 1 |
| Package Contents | 1 Engine Coolant Reservoir; 1 Cap; 1 Hose |
| Pressurized | No |
| Shape | Irregular |
This part fits 12 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2013 | Nissan | X-Trail | 2.5L | L4 | Front | T30 Series |
| 2012 | Nissan | X-Trail | 2.5L | L4 | Front | T30 Series |
| 2011 | Nissan | X-Trail | 2.5L | L4 | Front | T30 Series |
| 2010 | Nissan | X-Trail | 2.5L | L4 | Front | T30 Series |
| 2009 | Nissan | X-Trail | 2.5L | L4 | Front | T30 Series |
| 2008 | Nissan | X-Trail | 2.5L | L4 | Front | T30 Series |
| 2007 | Nissan | X-Trail | 2.5L | L4 | Front | T30 Series |
| 2006 | Nissan | X-Trail | 2.5L | L4 | Front | T30 Series |
| 2005 | Nissan | X-Trail | 2.5L | L4 | Front | T30 Series |
| 2004 | Nissan | X-Trail | 2.5L | L4 | Front | T30 Series |
| 2003 | Nissan | X-Trail | 2.5L | L4 | Front | T30 Series |
| 2002 | Nissan | X-Trail | 2.5L | L4 | Front | T30 Series |
* 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.