Glossary “pyrometer” Definition:
Instrument used to measure high temperatures, typically the exhaust temperature.
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pyrophoric
Glossary “pyrophoric” Definition:
Substance having the quality of spontaneous ignition when exposed to air.
pyrotechnics
Glossary “pyrotechnics” Definition:
Used to ignite the air bag module propellant for deployment.
PZM
Glossary “PZM” Definition:
Platform Zone Module
pyroconductivity
Glossary “pyroconductivity” Definition:
Electric conductivity that develops with changing temperature, and notably upon fusion in solids that are practically nonconductive at atmospheric temperatures.
pyrolysis
Glossary “pyrolysis” Definition:
Decomposition of a compound due to its exposure to high heat.
pyrolytic oven
Glossary “pyrolytic oven” Definition:
Oven used to remove grease, oil, and rust from the surfaces of engine parts.
PWR
Glossary “PWR” Definition:
Power
PWR GND
Glossary “PWR GND” Definition:
Power Ground
PW
Glossary “PW” Definition:
Pulse Width
PWM
Glossary “PWM” Definition:
Pulse Width Modulation
PWM Diagnostic Protocol
Glossary “PWM Diagnostic Protocol” Definition:
Pulse Width Modulation Diagnostic Protocol; used by the Ford Motor Co., is considered a high speed communication at 41.6 Kb/s two wire
PVCS-A
Glossary “PVCS-A” Definition:
Ported Valve Control System – Actuator
PVCS-CS
Glossary “PVCS-CS” Definition:
Ported Valve Control System – Control Solenoid
PVS
Glossary “PVS” Definition:
Ported Vacuum Switch.
P/W
Glossary “P/W” Definition:
Power Window
P/V
Glossary “P/V” Definition:
Power Vent
PVA
Glossary “PVA” Definition:
Ported Vacuum Advance, or Portable Vehicle Analyzer
PVCS
Glossary “PVCS” Definition:
Ported Valve Control System
pushrod tube
Glossary “pushrod tube” Definition:
Passage from the engine block to the cylinder head that contains a pushrod.