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Automotive Specialty Tools > Brake System > Fluid Testers > Brake Fluid Test

Brake Fluid Tester

Brake Fluid Tester
Replaces previous part number 4598, pictured.

Note: Tester calibrated with DOT 4 fluid. Capable of testing DOT 3 and DOT 4, with higher accuracy testing DOT 4.
  • Tester determines quality of brake fluid.
  • One battery included: 1.5V AAA.
  1. Remove cap from brake fluid reservoir.
  2. Remove probe cap from brake fluid tester.
  3. Press power button on top of tester. Green LED lights up.
  4. Dip entire length of metal probes into brake fluid.
  5. After one second, match color of LEDs with color chart to determine brake fluid quality. Tester automatically powers off after twelve seconds of inactivity.
This may not be in stock; please email service@toolsource.com for lead time.


OTC Tools 4598-DOT4 Brake Fluid Tester
  • Shipping Weight: 1lbs
  • Manufactured by: OTC Tools and Equipment
  • Toolsource #: 200002
  • Manufacturers Part #: 4598-DOT4
  • Also Known As: OT4598-DOT4, OTC-4598-DOT4, OTC4598-DOT4
$26.90

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