AS506 Automobile Brake Fluid Tester is a handheld vehicle testing device that can detect whether brake fluid needs to be replaced by measuring its water content.
AUTOOL AS506 can be used to detect brake fluid DOT 3, DOT 4, DOT4+, DOT4ESP, DOT 5, DOT 5.1, DOT5.1ESP, ENV4, and ENV6. Users can set the detection parameters according to their detection requirements. This product covers 14 popular brands in the market: ATE、TRW、BOSCH、MOBIL、TOTAL、FUCHS、MOTUL、DELPHI、KUNLUN FERODO、BREMBO、TEXTAR、MONARCH、CHANGCHENG.
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What is the Difference Between the AUTOOL Engine Pressure Tester?

AUTOOL AS506 Car Brake Fluid Tester Feature:
- Dual mode selection: Dual mode selection offers a general mode for 9 types of oil detection and a brand mode for 14 types. Two modes and two displays provide you with a clearer display.
- Fast detection: Evaluate the oil status in just 16 seconds, delivering accurate performance data efficiently.
- Simple operation: The screen will prompt the operation, which is clear and easy.
- Wide range of applications: It is suitable for detecting different types of brake fluid. Quickly and accurately obtain the brake fluid’s minimum boiling point, with official dry and wet values for reference.
- Boiling point detection: The device detects boiling points with a temperature range of 0-320°C (0-608°F), offering wide measurement capability.
- Three-Year Warranty, Lifetime Maintenance: For damage caused by non-human factors, AUTOOL promises to resend parts for free within 3 years. You are warmly welcome to contact us with any needs, and we will get back to you ASAP within 24 hours.
AS506 Car Brake Fluid Tester Operation Steps:
- Use a sampler to suck up 40-5Oml of brake fluid, and then inject it into the beaker;
- Connect the device to a 12V battery, turn it on, and select the brake fluid type to test.
- Put the test rod into the beaker, and immerse the sampling hole in the brake fluid;
- Press and hold the S button for 16s. Wait for the progress bar ‘to complete, and the test result will be obtained.
AS506 Car Brake Fluid Tester Product Parameters
- Applicable brake fluid types: DOT 3, DOT 4, DOT4+, DOT4ESP, DOT 5, DOT 5.1, DOT5.1ESP, ENV4, ENV6.
- Wet boiling point range: 140 °C ~ 205°C (284°F ~ 401°F) ±5%
- Dry boiling point range: 160 °C ~ 320 °C (320 °F ~ 608 °F)
- Working Voltage: 12 V, minimum 10 V
- Detection time: 16 seconds
- Working temperature range: 0 °C ~ 50 °C
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