FMVSS 206 STANDARD PDF

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S1. Scope and Purpose. This standard specifies requirements for vehicle door locks and door retention components, including latches, hinges, and other. COMPARISON BETWEEN FMVSS No. and ECE R DOOR. COMPONENT . U.S. – FMVSS Differences in ECE R Comments. A. Application. 1. Federal Motor Vehicle Safety Standard No. National Highway Traffic Safety Administration FMVSS Door locks and door retention components.

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This standard specifies requirements for vehicle door locks and door retention components, including latches, hinges, and other supporting means, to minimize the likelihood of occupants being ejected from a vehicle as a result of impact.

This standard applies to passenger cars, multipurpose passenger vehiclesand trucks, and buses with a gross vehicle weight rating GVWR of 4, kg or less.

Auxiliary Door Latch is a latch equipped with a fmbss latched position, with or without a secondary latched position, and fitted to a door or door system equipped with a primary door latch system. Auxiliary Door Latch System consists of door latches and strikers other than those associated with the primary door latch system.

Back Door is a door or door system on the back end of a motor vehicle through which passengers can enter or depart the vehicle or cargo can be loaded or unloaded. It does not include:. Body Fmvds is that portion of the hinge normally affixed to the body structure.

Door Closure Warning System is a system that will activate a visual signal when a door latch system is not in its fully latched position and the vehicle ignition is activated.

Door Hinge System is one or more hinges used to support a door. Door Latch System consists of latches and strikers installed on a door system. Door Member is that portion of the hinge normally affixed to the door structure and constituting the standaed member. Door System is the door, latchstrikerhinges, sliding track combinations and other door retention components on a door and its surrounding doorframe.

The door system of a double door includes both doors. Double Door is a system of two doors where the front door or wing door opens first and connects to the rear door or bolted door, which opens second. Tmvss Door is a movable barrier, which will close off an entranceway to a busmultipurpose passenger vehicle or truckconsisting of two or more hinge panels that swing, slide, or rotate; does not have a striker and latch assembly. Fork-bolt is the part of the latch that engages and retains the striker when in a latched position.

Fork-bolt Opening Direction is the direction opposite to that in which the striker enters the latch to engage the fork-bolt.

Fully Latched Position is the coupling condition of the latch that retains the door in a completely closed position. Hinge is a device system used to position the door relative to the body structure and control the path of the door swing for passenger ingress and egress.

FMVSS and EEC INTEREUROPE Standards | TriMark Corporation

Hinge Pin is that portion of the hinge normally interconnecting the body and door members and establishing the swing axis. Latch is a device employed to maintain the door in a closed position relative to the vehicle body with provisions for deliberate release or operation. Primary Door Latch System consists of a stanfard door latch s and a striker s.

Secondary Latched Position refers to the coupling condition of the latch that retains the door in a partially closed position. Side Front Door is a door that, in a side view, has 50 percent or more of its opening area forward of the rearmost point on the driver ‘s seat back, when the seat back is adjusted to its most vertical and rearward position. Side Rear Door is a door that, in a side view, has 50 percent or more of its opening area to the rear of the rearmost point on the driver ‘s seat back, when the driver ‘s seat is adjusted to its most vertical and rearward position.

Striker is a device with which the latch engages to maintain the door in the fully latched or secondary latched position. Trunk Lid is a movable body panel that provides access from outside the vehicle to a space wholly partitioned from the occupant compartment by a permanently attached partition or fixed or fold-down seat back.

The requirements apply to all side and back doors, that lead directly into a compartment that contains one or more seating accommodations and the associated door components, except for those vmvss folding doors, roll-up doors, detachable doors, bus doors used only for emergency egress purposes and labeled accordingly and on bus doors to accommodate a permanently attached wheelchair lift system that when the device is in the retracted position, the lift platform retracts to a vertical orientation parallel to and in close proximity with the interior surface of the lift 20 and in that position, the platform completely covers the doorway opening, has fixed attachments to the vehicle and provides a barricade to the doorway.

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The bus wheelchair lift door must be linked to an alarm system consisting of either a flashing visible signal located in the driver ‘s compartment or an alarm audible to the driver that is activated when the door is not fully closed and the vehicle ignition is activated. Each hinged door system shall fmvws equipped with at least one primary door latch system. Each manufacturer shall, upon request from the National Highway Traffic Safety Administrationprovide information regarding such designation.

Applicable only to back doors that open in a vertical direction.

Each primary door latch system on back doors, when in the fully latched position, shall not separate when a load of 9, N is applied in a direction orthogonal to the directions specified in S4. Each primary door latch system and auxiliary door latch system shall meet either the dynamic requirements specified in paragraphs a and b of S4.

The combined resistance to the unlatching operation must assure that the door latch systemwhen properly assembled in the vehicle door, will remain latched when subjected to an inertial load of 30 g in the vehicle directions specified in paragraph a of this section or paragraph b of this section, as applicable, when calculated in accordance with S5.

The door closure warning system shall be located where it can be clearly seen by the driver. In passenger cars and multipurpose passenger vehicleswhen the locking mechanism is engaged both the outside and inside door handles or other latch release controls shall be inoperative. Each sliding door system shall be equipped with either:. Upon certification a manufacturer may not thereafter alter the designation of a primary latch. Each door latch system certified as meeting the requirements of S4.

Their combined resistance to the unlatching operation must assure that the door latch systemwhen properly assembled in the vehicle door, will remain latched when subjected to an inertia load of 30 g in the vehicle directions specified in paragraph a of this section, when calculated in accordance with S5.

Each back door equipped with an interior door handle or other interior latch release controlshall be equipped with at least one locking device that meets the requirements of S4.

The test procedures for S4.

Align the direction of engagement parallel to the linkage of the fixture. Mount the fixture with latch and striker in the fully latched position in the test machine so as to apply a load perpendicular to the face of the latch. Record the maximum load achieved. Mount the fixture with latch and striker in the secondary position in the test machine so as to apply a load perpendicular to the face of the latch. Record maximum load achieved. Mount the fixture with latch and striker in the fully latched position in the test machine so to apply a load in the direction of latch opening.

Mount the fixture with latch and striker in the secondary latched position in the test machine so as to apply a load in the direction of latch opening. Mount the fixture with latch and striker in the fully latched position in the test machine so as to apply a load in the direction specified in S4.

Record the maximum load required. The dynamic inertial force application is tested according to the setup specified in paragraph 1 or 2 of this section. A Rigidly secure the full vehicle to an acceleration device that, when accelerated together, will assure that all points on the crash pulse curve are within the corridor defined in Table 1 and Figure 6.

B Install the equipment used to record door opening doors may be tethered to avoid damaging the recording equipment. C Close the door s to be tested and ensure that the door latch es is in the fully-latched position, that the door s is unlocked, and that all windows, if provided, on the door s are closed.

A Longitudinal Setup 1. Orient the vehicle so that its longitudinal axis is aligned with the axis of the acceleration device, simulating a frontal impact.

B Longitudinal Setup 2. Orient the vehicle so that its longitudinal axis is aligned with the axis of the acceleration device, simulating a rear impact. C Transverse Setup 1. Orient the vehicle so that its transverse axis is aligned with the axis of the acceleration device, simulating a driver -side impact. D Transverse Setup 2. Only for vehicles having different door arrangements on each side. Orient the vehicle so that its transverse axis is aligned with the axis of the acceleration device, simulating a side impact in the direction opposite to that described in b 1 ii C of this paragraph.

A Mount the door assembliesconsisting of at least the door latch esexterior door handle s with mechanical latch operation, interior door opening lever sand locking device seither separately or combined to a test fixture. Each door and striker is mounted to the test fixture to correspond to its orientation on the vehicle and to the directions specified in b 1 ii of this paragraph. B Mount the test fixture to the acceleration device, and install the equipment used to record door opening.

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C Ensure that the door latch is in the fully-latched position, that the door is unlocked doors may be tethered to avoid damaging the recording equipmentand that any windows, if provided, are closed. Orient the door subsystem s on the acceleration device in the direction of a frontal impact. Orient the door subsystem s on the acceleration device in the direction of a rear impact. Orient the door subsystem s on the acceleration device in the direction of a driver -side impact.

Orient the door subsystem s on the acceleration device in the direction opposite to that described in b 2 ii C of this paragraph.

E Vertical Setup 1 applicable only to back doors that open in a vertical direction. Orient the door subsystem s on the acceleration device so that its vertical axis when mounted in the vehicle is aligned with the axis of the acceleration device, simulating a rollover impact where the force is applied in the direction from the top to the bottom of the door when mounted in a vehicle.

F Vertical Setup 2 applicable only to back doors that open in a vertical direction. Orient the door subsystem s on the acceleration device so that its vertical axis when mounted in the vehicle is aligned with the axis of the acceleration device, simulating a rollover impact where the force is applied in the direction opposite to that described in b 2 ii E of this paragraph.

49 CFR 571.206 – Standard No. 206; Door locks and door retention components.

The accelerometer sensitive axis is parallel to the direction of test platform travel. B For Door Tests, in the directions specified in S5. Fmvsw attitude is configured to simulate vehicle position door fully closed relative to the hinge centerline. The load is to be applied equidistant between the linear center of the engaged portions of the hinge pins and through the centerline of the hinge pin in the longitudinal vehicle direction see Figure 8.

The load is to be applied equidistant between the linear center of the engaged portions of the hinge pins and through the centerline of the hinge pin in the transverse vehicle direction see Figure 8.

The load is to be applied equidistant between the linear center of stxndard engaged portions of the hinge pins and through the centerline of the hinge pin, and as specified in S4. Failure consists of a separation of either hinge. The load is to be applied through the centerline of the hinge pin, and as specified in S4.

Individual hinges of a hinge system are tested in accordance with the procedures below:. Attach the test fixture illustrated in Figure 8 to the mounting provisions of the hinge.

Hinge attitude is configured to simulate the vehicle position door fully closed relative to the hinge centerline. For test purposes, the load is to be applied equidistant between the linear center of the engaged portions of the hinge pin and through the centerline of the hinge pin in the longitudinal vehicle direction. For test purposes, the load is to be applied equidistant between the linear center of the engaged portions of the hinge pin and through the centerline of the hinge pin in the transverse vehicle direction.

For test purposes, the load is to be applied equidistant between the linear center of the engaged portions of the hinge pin and through the centerline of the hinge pin, and as specified in S4.

For test purposes, the load is to be applied through the centerline of the hinge pin, and as specified in S4. The requirements of S4. The test setup is shown in Figure The force application system shall include the following:. For alignment purposes, each plate is attached to the application device in a manner that allows for rotation about the vehicle’s y-axis. In this manner, the face of each plate remains parallel to the vertical plane which passes through the vehicle’s longitudinal centerline.

No extra fixtures or components may be welded or affixed to the sliding door or any of its components. The demonstration may be performed either in the vehicle or with the door retention components in a bench test fixture.