Glossary “power steering fluid” Definition:
Special hydraulic fluid formulated to withstand extremely high system pressures and temperatures.
p
power steering, integral type
Glossary “power steering, integral type” Definition:
Power steering system having the power assist mechanism and related controls inside the steering gearbox.
power steering, linkage type
Glossary “power steering, linkage type” Definition:
Power steering system having the control valve and power cylinder attached to the steering linkage under the car.
power steering pump
Glossary “power steering pump” Definition:
A hydraulic pump driven by a belt from a crankshaft pulley to provide up to 1,300 psi (8,964kPa) “boost” pressure necessary to operate the power-steering system. Containing flow control and relief valves.
power plant
Glossary “power plant” Definition:
An engine.
power servo
Glossary “power servo” Definition:
Servo unit used in ATC which is operated by a vacuum or an electric signal.
power stroke
Glossary “power stroke” Definition:
See combustion stroke.
power steering
Glossary “power steering” Definition:
Power assisted steering system that uses hydraulic pressure to decrease the torque (turning effort) applied to the steering wheel by the drivern, needed to turn the wheels.
power piston
Glossary “power piston” Definition:
Component acted on by pressurized fluid to assist wheel turning on integral or linkage type power steering systems.
power formula
Glossary “power formula” Definition:
Used to calculate the amount of electrical power a component uses. The formula is P = I x E, whereas P stands for Power in Watts, I stands for Current, and E stands for Voltage
power hop
Glossary “power hop” Definition:
Tendency of an axle housing to rotate slightly with the wheels then snap back during hard acceleration.
power mirror
Glossary “power mirror” Definition:
Outside mirrors, having reversible permanent-magnet motors, that are electrically positioned from the inside of the driver’s compartment.
power monitor
Glossary “power monitor” Definition:
Used to insure that the modules in the system do not start fueling and create power greater than demand. One module serves as a watchdog for another module.
power oversteer
Glossary “power oversteer” Definition:
Loss of traction of the rear wheels while cornering and accelerating, causing the rear of the vehicle to swing toward the outside of the turn.
power brakes
Glossary “power brakes” Definition:
System utilizing energy from the vehicle’s engine to reduce the amount of brake-pedal pressure that must be exerted by the driver to stop the car.
power cable
Glossary “power cable” Definition:
Cable used to supply electrical power (current).
power control module
Glossary “power control module” Definition:
A module or computer used to control drive the higher current output loads.
power cylinder
Glossary “power cylinder” Definition:
1). A shell containing the power-brake operating parts. 2). Linkage-type steering component attached between the frame and the steering relay rod.
power flow
Glossary “power flow” Definition:
The flow of power from the input shaft through one or more sets of gears, or through an automatic transmission to the output shaft.
power brake
Glossary “power brake” Definition:
In an A/T equipped vehicle, the act of holding the brake pedal firmly while increasing engine rpm and the transmission is in gear.