Honda Odyssey Owners Manual > Maintenance Under the Hood: Brake Fluid
Specified fluid: Honda Heavy Duty Brake Fluid DOT 3 Use the same fluid for the brakes. NOTICE Brake fluid marked DOT 5 is not compatible with your vehicle's braking system and can cause extensive damage. If the specified brake fluid is not available, you should use only DOT 3 or DOT 4 fluid from a s ...