Search results
Results From The WOW.Com Content Network
This has significance in product liability law, and a number of major cases in the United States have been brought in which car manufacturers [1] [2] [3] were accused of negligence for not addressing an alleged dangerous flaw in the transmission. A park-to-reverse situation involves a driver who believes that they have shifted into "park" and ...
Interior of an automatic transmission, showing the toothed locking wheel and the pawl below it; a finger is touching the pawl. A parking pawl is a device fitted to a motor vehicle's automatic transmission that locks up the transmission when the transmission shift lever selector is placed in the Park position.
Before, the gear selector, that lever with the letters P-R-N-D-L that drivers use to put the car in park, reverse or drive had to be mechanically connected to the transmission.
The first-generation Hydramatic (not the Controlled-Coupling version that succeeded it in 1956) did not have a separate park position as found in modern automatic transmissions. The driver had to shut off the engine and then place the transmission in reverse in order to lock the driveline to prevent the car from moving.
In manual transmission vehicles, the parking brake is engaged to help keep the vehicle stationary while parked, especially if parked on an incline. [2] [3]While automatic transmission vehicles have a "Park" gear with a parking pawl that immobilizes the transmission, it is still recommended to use the parking brake, as the pawl in the gearbox could fail due to stress or another vehicle striking ...
Some automatic transmission vehicles have extra controls that modify the choices made by the transmission system. These controls depend on the engine and road speed. Automatic gear selectors generally have a straight pattern, beginning at the most forward position with park, and running through reverse, neutral, drive, and then to the lower gears.
Steering wheel-mounted transmission controls have made a comeback since the mid-1990s introduction of Porsche's Tiptronic system, although the controls for the selection of park, reverse, and neutral are almost always located elsewhere. They also invariably have the buttons or "paddles" for the functions that are on the steering wheel quite ...
For premium support please call: 800-290-4726 more ways to reach us