Can I use dot 3 brake fluid in my vehicle?

2003 JAGUAR S-TYPE
67,000 MILES • 3.0L • 6 CYL • 2WD • AUTOMATIC
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AUSTINO
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Brake Fluid.
Oct 9, 2023 at 5:42 PM
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JACOBANDNICKOLAS
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Hi,

It is recommended to only use the manufacturer's DOT 4 brake fluid. DOT 4 brake fluid is backward compatible with DOT 3 systems. This means you can use DOT 4 in a vehicle that originally used DOT 3 fluid. However, the reverse is not recommended. You should not use DOT 3 fluid in a system designed for DOT 4.

Let me know if that helps.

Joe
Oct 9, 2023 at 7:49 PM
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AUSTINO
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  • 220 POSTS
Thank you.
Oct 28, 2023 at 1:37 PM
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JACOBANDNICKOLAS
  • CERTIFIED EXPERT
  • 110,175 POSTS
Hi,

You are very welcome. Feel free to come back anytime in the future.

Take care of yourself,

Joe
Oct 28, 2023 at 8:44 PM