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§571.116. Standard No. 116; Motor vehicle brake fluids. — Inbound Citations

49 C.F.R. § 571.116

Cited by 13 regulations in release Current.

Citations to 49 U.S.C. § 571.116 as a whole

  • (2) Except for a separate indicator lamp for an anti-lock system, a regenerative system, or an indicator for both anti-lock and regenerative system, the letters and background of each separate indicator lamp shall be of contrasting colors, one of which is red. The letters and background of a separate lamp for an anti-lock system, a regenerative system, or a lamp displaying both an anti-lock and a regenerative system shall be of contrasting colors, one of which is yellow.
    S5.4 Reservoirs.
    S5.4.1 Master cylinder reservoirs. A master cylinder shall have a reservoir compartment for each service brake subsystem serviced by the master cylinder. Loss of fluid from one compartment shall not result in a complete loss of brake fluid from another compartment.
    S5.4.2 Reservoir capacity. Reservoirs, whether for master cylinders or other type systems, shall have a total minimum capacity equivalent to the fluid displacement resulting when all the wheel cylinders or caliper pistons serviced by the reservoirs move from a new lining, fully retracted position (as adjusted initially to the manufacturer's recommended setting) to a fully worn, fully applied position, as determined in accordance with S7.18(c) of this standard. Reservoirs shall have completely separate compartments for each subsystem except that in reservoir systems utilizing a portion of the reservoir for a common supply to two or more subsystems, individual partial compartments shall each have a minimum volume of fluid equal to at least the volume displaced by the master cylinder piston servicing the subsystem, during a full stroke of the piston. Each brake power unit reservoir servicing only the brake system shall have a minimum capacity equivalent to the fluid displacement required to charge the system piston(s) or accumulator(s) to normal operating pressure plus the displacement resulting when all the wheel cylinders or caliper pistons serviced by the reservoir or accumulator(s) move from a new lining fully retracted position (as adjusted initially to the manufacturer's recommended setting) to a fully worn, fully applied position.
    S5.4.3 Reservoir labeling—Each vehicle equipped with hydraulic brakes shall have a brake fluid warning statement that reads as follows, in letters at least one-eighth of an inch high: “WARNING, Clean filler cap before removing. Use only ______ fluid from a sealed container.” (Inserting the recommended type of brake fluid as specified in 49 CFR 571.116, e.g., “DOT 3”). The lettering shall be—
  • (a) 205 °C. (401 °F.).
  • (d) Warning: Clean filler cap before removing. Use only ________ fluid from a sealed container (inserting the recommended type of brake fluid as specified in accordance with 49 CFR 571.116, e.g., “DOT 3”). The lettering shall be:
    (1) Permanently affixed, engraved, or embossed;
    (2) Located so as to be visible by direct view, either on or within 4 inches of the brake-fluid reservoir filler plug or cap; and
    (3) S5.1.10 Warning lamps. All warning lamps shall be mounted in the rider's view.
    S5.1.10.1 Split service brake system warning lamps.
  • S1. Scope. This standard specifies performance requirements for motorcycle brake systems.
  • (b) A means of visually checking the degree of brake lining wear, from the outside or underside of the vehicle, utilizing only the tools or equipment normally supplied with the vehicle. The removal of wheels is permitted for this purpose.
    S5.1.3 Regenerative braking system. (a) For an EV equipped with RBS, the RBS is considered to be part of the service brake system if it is automatically activated by an application of the service brake control, if there is no means provided for the driver to disconnect or otherwise deactivate it, and if it is activated in all transmission positions, including neutral.
  • (11) ASTM D445-65, “Standard Method of Test for Viscosity of Transparent and Opaque Liquids (Kinematic and Dynamic Viscosities),” approved August 31, 1965, into § 571.116.

Citations to §571.116(a)

Citations to §571.116(b)

Citations to §571.116(c)

Citations to §571.116(d)

Citations to §571.116(e)

Citations to §571.116(f)

Citations to §571.116(g)