Powertrain Management: Description and Operation
ACRONYMS AND DEFINITIONSNOTE: This acronyms and definitions listing contains technical terms applicable to Ford Motor Company products. It is not intended to be an all-inclusive dictionary of components and their functions. If a detailed description of a particular system or component is desired, refer to the applicable section within Computers and Control Systems or refer to the diagnostic/repair information for the specific vehicle being repaired.
ABS: Anti-lock Brake System
A/C: Air Conditioning
APP: Accelerator Pedal Position
A/T: Automatic Transmission
BARD: Barometric Pressure
BPA: Brake Pressure Applied
BPP: Brake Pedal Position
CAC: Charge Air Cooler
CAN: Controller Area Network
CARB: California Air Resources Board
CCM: Comprehensive Component Monitor
CKP: Crankshaft Position
CMP: Camshaft Position
CPP: Clutch Pedal Position
DLC: Data Link Connector
DMM: Digital Multimeter
DTC: Diagnostic Trouble Code
ECT: Engine Coolant Temperature
EEC: Electronic Engine Control
EEPROM: Electronically Erasable Programmable Read Only Memory
EGR: Exhaust Gas Recirculation
EGRT: Exhaust Gas Recirculation Temperature
EGT: Exhaust Gas Temperature
EMD: Engine Manufacturer Diagnostics
EMI: Electromagnetic Interference
EOT: Engine Oil Temperature
EP: Exhaust Pressure
ESOF: Electronic Shift-On-The-Fly
FLI: Fuel Level Input
FMEM: Failure Mode Effects Management
FP: Fuel Pump
FRP: Fuel Rail Pressure
FRT: Fuel Rail Temperature
FSS: Fan Speed Sensor
GPCM: Glow Plug Control Module
GVWR: Gross Vehicle Weight Rating
HLOS: Hardware Limited Operation Strategy
IAT: Intake Air Temperature
IDS: Integrated Diagnostic System
IFS: Inertia Fuel Shutoff
IM: Inspection Maintenance
ISO: International Standards Organization
KAM: Keep Alive Memory
KAPWR: Keep Alive Power
km/h: Kilometers per hour
KOEO: Key On Engine Off
KOER: Key On Engine Running
kPa: Kilopascal
L: Liter
lb-ft: Pounds of force per foot
MAF: Mass Air Flow
MAP: Manifold Absolute Pressure
MIL: Malfunction Indicator Lamp
MPH: Miles Per Hour
MSOF: Manual Shift-On-The-Fly
OASIS: On-line Automotive Service Information System
OBD: On Board Diagnostics
OC: Oxidation Catalytic Converter
OD: Overdrive
OSC: Output State Control
OSR: On-Board System Readiness
PATS: Passive Anti-Theft System
PBA: Parking Brake Applied
PCM: Powertrain Control Module
PID: Parameter Identification
PTO: Power Take Off
PTS: Professional Technician Society
PWM: Pulse Width Modulation
PWR GND: Power Ground
RAM: Random Access Memory
RFI: Radio Frequency Interference
ROM: Read Only Memory
RPM: Revolutions Per Minute
RTD: Resistance Temperature Detector
SAE: Society of Automotive Engineers
SIG RTN: Signal Return
TCM: Transmission Control Module
TSB: Technical Service Bulletin
VBPWR: Vehicle Buffered Power
VCM: Vehicle Communication Module
VECI: Vehicle Emission Control Information
VID: Vehicle Identification
VIN: Vehicle Identification Number
VPWR: Vehicle Power
VREF: Reference Voltage
VSS: Vehicle Speed Sensor
WIF: Water In Fuel
WOT: Wide Open Throttle