Brake Fluid Level Switch Test

2002 Honda Civic SiSECTION Brake Fluid Level Switch Test
WARNING: This page is about a different car, the 2006 Honda Odyssey and 2005 Honda Odyssey. However, it is still accessible from the selected car via links, so may be relevant.

Check for continuity between the terminals (1) with the float in the down position and in the up position.

  • Remove the brake fluid completely from the reservoir. With the float down, there should be continuity.
  • Fill the reservoir with brake fluid to the MAX (upper) level (A). With the float up, there should be no continuity.
Fig 1: Checking Continuity Between Terminals
G03705558Courtesy of AMERICAN HONDA MOTOR CO., INC.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.