Dorman - OE Solutions Washer Fluid Reservoir P/N:603-400

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$98.99
MPN: 603-400
Item Package Quantity: 1
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Dorman - OE Solutions Washer Fluid Reservoir P/N:603-400
Dorman - OE Solutions Washer Fluid Reservoir P/N:603-400
$98.99

Keep a steady supply of cleaning fluid ready for your windshield with this Dorman washer fluid reservoir, part number 603-400. It is a direct-fit replacement for the 1993-1997 Toyota Corolla, installs in the front position, and holds the fluid your washer system sprays onto the glass.

If an original tank has cracked or failed from heat and vibration, this Dorman washer reservoir is designed to help provide leak-free washer fluid storage in its place.

  • Direct replacement: Designed to mirror how the original equipment reservoir fits and works on the listed applications.
  • Built for the engine bay: Engineered to withstand the stresses of underhood heat and engine vibration.
  • Durable construction: Made of quality materials for reliable performance and long service life.
  • Trusted quality: Supported by a team of product experts in the United States and more than a century of automotive experience.

Signs the reservoir may need replacing include visible cracks in the tank, washer fluid leaking beneath the vehicle, or a fluid level that drops faster than normal use would explain. Diagnose the cause first, because a leaking washer hose or connection can produce similar symptoms. Consult the vehicle service information for removal and installation steps.

Interchange: TY0818987 · TO1288107 · 8531502010 · 8531502011 · 8531502012 · 8531502013 · 8531601010 · 8531601011 · 8531602010

This part cross-references / interchanges with the following part numbers:

TY0818987, TO1288107, 8531502010, 8531502011, 8531502012, 8531502013, 8531601010, 8531601011, 8531602010

Frequently Asked Questions

What does a washer fluid reservoir do?

It stores the windshield washer fluid that the washer system sends through its hoses and nozzles onto the glass when you turn on the washers.

Is this a direct Toyota Corolla washer fluid reservoir replacement?

Yes. Dorman 603-400 is a direct-fit replacement for the 1993-1997 Toyota Corolla, and it installs in the front position.

What are signs the reservoir may need replacing?

Signs include cracks in the tank, washer fluid leaking beneath the vehicle, or a fluid level that drops unusually fast. Rule out leaking hoses or connections before you replace the reservoir.

Is it built to handle engine bay conditions?

Dorman engineered this reservoir to withstand the stresses of underhood heat and engine vibration. It is made of quality materials for reliable performance.

How is the reservoir installed?

It installs as a direct replacement for the original reservoir. Follow the vehicle service information for the removal and installation steps, and transfer any attached components as the procedure directs.