Auto Terms Abbreviation Definition for P Directory

Automobile Repair Abbreviation Terms Starting with the Letter "P"

P - Park

P/B - Power Bakes

P/C - Printed Circuit

P/N - Part Number

PA - Pressure Air

PAIR - Pulsed Secondary Air Injection

PAS - Power-Assisted Steering

PCM - Powertrain Control Module (sometimes referred to as ECM engine control module)

PCS/PC/SOL - Purge Control Solenoid

PCV - Positive Crankcase Ventilation

PECV - Power Enrichment Control Valve

PFI - Port Fuel Injection

PGM-FI - Programmed Fuel Injection

PID - Parameter Identification

PIP - Profile ignition pick-up

PNP - Park Neutral Position Switch

P/N - Park/Neutral

PPM - Parts Per Million

PRNDL - Park Reverse Neutral Drive Low

PROM - Program Read Only Memory (chip)

P/S - Power Steering

PSI - Pounds Per Square Inch

PSP - Power Steering Pressure

PSPS - Power Steering Pressure Switch

pts. - Pints

PTC - Pending Trouble Code

PTC - Positive temperature coefficient Additional : This is applied to the way the resistance of a thermistor varies with temperature. In this case, the resistance will increase as the temperature raises

PTO - Power Take-Off

Pwr. - Power

PWR - Power to Weight Ratio