2005 Ford Freestyle

Glossary of Terms


PID Data & Pin Chart Glossary

Glossary of Terms and Acronyms
M/T Manual TransmissionMAF Mass Airflow
MAF RTN Mass Airflow Sensor ReturnMAP Manifold Absolute Pressure
MCU Microprocessor Control UnitMFI Multiport Fuel Injection
MIL Malfunction Indicator LampMLP Manual Lever Position (Sensor)
MPH Miles Per HourN.C. Normally Closed
NDS Neutral Drive (Switch)N/V Input shaft speed to vehicle speed
NGV Natural Gas VehiclesN.O. Normally Open
OASIS Online Automotive Service Information SystemOBD I On Board Diagnostics Version I OBD II On Board Diagnostics Version II
OCIL Overdrive Cancel Indicator LampOCS Overdrive Cancel Switch
OCT ADJ Octane Adjust Fuel (Switch)OHC Overhead Cam Engine
OSM Output State MonitorOSS Output Speed Shaft
O2S-11 (Bank 1 Sensor 1) SignalO2S-21 (Bank 2 Sensor 1) Signal
PAS Passive Anti-Theft SystemPCM Powertrain Control Module
PCV Positive Crankcase VentilationPFE Pressure Feedback EGR System
PFI Port Fuel InjectionPID Parameter Identification Location
PIP Profile Ignition Pickup SignalPMI Programmable Module Installation
PNP Park Neutral PositionPSP Power Steering Pressure (switch)
PSOM Programmable Speedometer Odometer ModuleRAM Random Access Memory
RCM Restraint Control ModuleREM Rear Electronic Module
ROM Read Only MemoryRPM Revolutions Per Minute
RTN Dedicated sensor ground circuitRWD Rear Wheel Drive
SC Supercharged EngineSCP Standard Corporate Protocol
SFI Sequential Fuel InjectionSHRTFT1 Short Term Fuel Trim Bank 1
SHO Super High Output EngineSIG RTN Signal Return
SIL Shift Indicator LampSPOUT Spark Output signal
SS Shift SolenoidSTAR Self Test Automatic Readout
STI Self Test InputSTO Self Test Output
TAB Thermactor Air BypassTAD Thermactor Air Diverter
TC Turbo ChargedTCC Torque Converter Clutch
TCC Torque Converter Clutch ControlTCS Traction Control Switch
TCIL Transmission Control Indicator LampTFT Transmission Fluid Temperature
TKS Throttle Kicker SolenoidTOT Transmission Oil Temperature
TP Throttle Position (Sensor)TP Mode Throttle Position Mode
TR Transmission Range sensorTSB Technical Service Bulletin
TSS Transmission Shaft Speed SensorTWC Three Way Catalyst
TWC + OC 3-Way CatalystUBP UART Based Protocol Network
VAF Vane Airflow Meter or sensorVAT Vane Air Temperature sensor
VID Vehicle Information Block (memory)VIM Vehicle Interface Module
VBAT Vehicle Battery VoltageVLCM Variable Load Control Module
VPWR Ignition switched PowerVREF Reference Voltage (from PCM)
VRS Variable Reluctance SensorVMV Vapor Management Valve (EVAP)
VCT Variable Camshaft TimingWAC WOT A/C Cutout Relay
WACA- A/C WOT Cutout Relay MonitorWOT Wide Open Throttle