Chapter Twenty Four
What does he mean by that?
Here is a list of most common phrases you may see or hear your technician use.
2WS " Two Wheel Steer
4WAL " Four Wheel Antilock
4WAS " Four Wheel Air Suspension
4WD " Four Wheel Drive
4WS " Four Wheel Steer
A " Amperes
A"6 " Axial 6 cylinder A/C compressor
AAT " Ambient Air Temperature
ABC " Active Body Control
ABS " Antilock Brake System
AC " Alternating Current
A/C " Air Conditioning
ACC " Adaptive Cruise Control
ACE " Active Cornering Enhancement
ACM " Airbag Control Module
ACT " Air Charge Temperature
ADAS " Advanced Driver Assistance System
ALM " Adaptive Learn Matrix
AOS " Automatic Occupant Sensing
ASD " Automatic Shutdown
BCM " Body Control Module
BPCM " Battery Pack Control Module
BPMV " Brake Pressure Modulator Valve
BPP " Brake Pedal Position
BPW " Base Pulse Width
BTDC " Before Top Dead Center
CAN " Controlled Area Network
CANP " Canister Purge (solenoid)
CARB " California Air Resources Board
CASE " Cranking Angle Sensing Error
CCC " Computer Command Control
CCCD " Catalytic Converter Cool" Down
CCP " Controlled Canister Purge
CCRM " Constant Control Relay Module
CFI " Continuous Fuel Injection
CFI " Cross Fire Injection
CID " Cylinder Identification
CKP " Crankshaft Position
CLS " Coolant Level Switch
CMFI " Central Multi"port Fuel Injection
CMP " Camshaft Position
CNG " Compressed Natural Gas
CO " Carbon Monoxide
CO2 " Carbon Dioxide
COP " Coil On Plug
CP " Canister Purge
CPC " Camshaft Position Control
CPI " Central Port Fuel Injection
CPP " Clutch Pedal Position
CSFI " Central Sequential Fuel Injection
CVRSS " Continuously Variable Road Sensing
CVS " Canister Vent Solenoid
CVT " Continuously Variable Transmission
DAB " Driver Airbag (module)
DC " Direct Current
DC " Duty Cycle
DCM " Door Control Module
DDM " Driver's Door Module
DFI " Direct Fuel Injection
DGI " Direct Gasoline Injection
DI " Distributor Ignition
DIY " Do It Yourself
DLC " Data Link Connector
DMM " Digital Multimeter
DOHC " Double Overhead Cam
DOL " Data Output Line
DPFE " Differential Pressure Feedback
EGR DSCC " Distance Sensing Cruise Control
DSDA " Dual Stage Driver Airbag
DTC " Diagnostic Trouble Code
DVOM " Digital Volt"Ohmmeter
E85 " Ethanol 85 percent
EAS " Electrically Assisted Steering
EBCM " Electronic Brake Control Module
EBM " Electronic Brake Module
EBP " Exhaust Back Pressure
ECC " Electronic Climate Control
ECM " Engine Control Module
ECS " Electronic Crash Sensor
EEC " Electronic Engine Control
EFE " Early Fuel Evaporation
EFI " Electronic Fuel Injection
EGR " Exhaust Gas Recirculation
EGRC " Exhaust Gas Recirculation Control
EGRVR " EGR Valve Vacuum Control
EHB " Electro"Hydraulic Brake
EHCU " Electronic Hydraulic Control Unit
EHPA " Electro"Hydraulic Power Assist
EHPS " Electro"Hydraulic Power Steering
ELC " Electronic Level Control
EMB " Electromagnetic Brakes
EPR " Exhaust Pressure Regulator
EPS " Electric Power Steering
ESC " Electrical Systems Controller
ESC " Electronic Spark Control
ESC " Electronic Suspension Control
FC " Friction Curve
FCM " Front Control module
FCP " Fuel Cell Partnership
FCU " Front Control Unit
FCV " Fuel Cell Vehicle
FDC " Fuel Data Center
FF " Flexible Fuel
FFS " Flexible Fuel Sensor
FI " Fuel Injection
FICM " Fuel Injector Control Module
FLI " Fuel Level Indicator Input percent
FLI V " Fuel Level Indicator Input VOLTS
FPCM " Fuel injection Pump Control Module
FPDM " Fuel Pump Driver Module
FSS " Forward Sensing System
FSVF " Fuel Solenoid Valve Fault
FT " Fuel Trim
FTP " Federal Test Procedure
FTP " Fuel Tank Pressure
FTPT " Fuel Tank Pressure Transducer
FUELPW1 " Injector Pulse Width Bank 1
FUELPW2 " Injector Pulse Width Bank 2
GA " Gravitational Acceleration
GDI " Gasoline Direct Injection
GPCM " Glow Plug Control Module
GTL " Gas To Liquid
GVW " Gross Vehicle Weight
GVWR " Gross Vehicle Weight Rating
H " Hydrogen
H2DI " Hydrogen Direct Injection
HAST " High Accelerated Stress Test
HBA " Hydraulic Brake Assist
HC " Hydrocarbons
HCM " Heating Control Module
HCM " Hybrid Control Module
HCU " Hydraulic Control Unit
HEGOG " HEGO Ground (circuit)
HEPS " Hydraulic Electric Power Steering
HEV " Hybrid Electric Vehicle
HIS " Horizontal Impact Sensor
HO2S " Heated Oxygen Sensor
HPDI " High Pressure Direct Injection
HSA " Head Side Airbag
HSC " High Swirl Combustion
HSDI " High"Speed Direct Injection
HSE " High"Speed Enrichment
HSEA " High Solar Energy Absorbing (glass)
HTRX1 " 02S Upstream Heater Control
IA " Intake Air
IABM " Integrated Airbag Module
IAC " Idle Air Control
IAFM " Integrated Air Fuel Module
IAFS " Integrated Air Fuel System
IAT " Intake Air Temperature
IC " Ignition Control
IC " Integrated Circuit
ICA " Injector Cam Actuation
ICCS " Integrated Chassis Control System
ICE " Internal Combustion Engine
ICM " Ignition Control Module
ICP " Injection Control Pressure
ICS " Integrated Chassis System
IDI " Integrated Direct Ignition
IDM " Ignition Diagnostic Module
IDM " Injector Driver Module
IDS " Integrated Diagnostic Software
IFES " Integrated Front End System
IFI " Indirect Diesel Injection
IFS " Inertia Fuel Shutoff
IFSM " Integrated Fuel System Module
IGN " Ignition
ILC " Idle Load Compensator
IMS " Instant Mobility System
IMSC " Intake Manifold Swirl Control
IMSC F " Intake Manifold Swirl Control Fault
IMT " Intake Manifold Tuning
INJ " Injection
IPM " Instrument Panel Module
IPM " Integrated Power Module
IPR " Injector Pressure Regulator
IRDS " Independent Rear Drive Suspension
ISC " Idle Speed Control
ISG " Integrated Starter"Generator
ISI " Ion Sensing Ignition
ITS " Idle Tracking Switch
IVS " Idle Validation Switch
IVSC " Integrated Vehicle Speed Control
IWC " Inertia Weight Class
KAM " Keep Alive Memory
KAPWR " Keep Alive power
KS " Knock Sensor
LCM " Lighting Control Module
LDP " Leak Detection Pump
LDR " Low Data Rate
LEV " Low Emissions Vehicle
LIE " Laterally Inclined Engine
LNG " Liquid Natural Gas
LPG " Liquefied Petroleum Gas
LPS " Low Pressure Sensor
LT " Long Term (Fuel Trim)
LTPI " Low Tire Pressure Indicator
LTPWS " Low Tire Pressure Warning System
LUS " Lock"Up Solenoid (see TCC)
LV8 " Load Variable 8 Cylinder
MAF " Mass Air Flow
MAP " Manifold Absolute Pressure
MAT " Manifold Air Temperature
MC " Mixture Control
MCU " Microprocessor Control Unit
MDP " Manifold Differential Pressure
MEM " Memory
MEMCAL " Memory Calibration
MFI " Multiport Fuel Injection
MID " Monitor Identification
MIL " Malfunction Indicator Lamp
MIN " Mobile Identification Number
MMC " Manifold Mounted Converter
MPa " Mega Pascal
MPFI " Multiport Fuel Injection
MSO " Mixed Signal Oscilloscope
MTV " Manifold Tuning Valve
NG " Natural Gas
NGSC " Next Generation Speed Control
NGV " Natural Gas Vehicle
NI " Neutral Idle
NiMH " Nickel Metal Hydride
NLGI " National Lubricating Grease Institute
N"m " Newton Meters
NOx " Nitrogen Oxides
NV " Night Vision
NVLD " Natural Vacuum Leak Detection
O2 " Oxygen
O2S " Oxygen Sensor
OBD " On Board Diagnostics
OBD II " On Board Diagnostics, Generation 2
OC " Oxidation Catalyst Only
OCC " Output Circuit Check
OCR " Oil Control Ring
ODM " Output Drive Module
ORC " Occupant Restraint Controller
OSS " Output Shaft Speed
OTC " Overhead Trip Computer
PAB " Passenger Air Bag
PAIR " Pulsed Secondary Air Injection
PASE " Passive Start and Entry system
PATS " Passive Anti"Theft System
PCI " Programmable Controller Interface
PCM " Power Control Module
PCV " Positive Crankcase Ventilation
PFE " Pressure Feedback
EGR PFI " Port Fuel Injection
PFS " Purge Flow Sensor
PHEV " Plug"in Hybrid Electric Vehicle
PMV " Pressure Modulator Valve
POT " Potentiometer
PPS " Passenger Presence Sensor
PROM " Programmable Read Only Memory
PS " Power Steering
PSA " Pressure Switch Assembly
PSCM " Passenger Seat Control Module
PSCM " Power Steering Control Module
PSD " Power Sliding Door
PSP " Power Steering Pressure
PTC " Pending Trouble Code
PTC " Positive Temperature Coefficient
QDM " Quad Driver Module
RABS " Rear Antilock Brake System
REEGR " Rotary Electric EGR
RPA " Rear Parking Assist
RPM " Remote Power Module
RPM " Revolutions Per Minute
RPO " Regular Production Option
RSC " Roll Stability Control
RSS " Reverse Sensing System
RSS " Road Sensing Suspension
RWAL " Rear Wheel Anti"lock
RWD " Rear Wheel Drive
RWS " Rear"Wheel Steer
S4WD " Selectable Four Wheel Drive
SAE " Society of Automotive Engineers
SC " Supercharger
SCI " Serial Communications Interface
SCM " Seat Control Module
SCS " Side Crash Sensor
SCTM " Seatbelt Timer Control Module
SCV " Speed Controlled Volume
SDL " Serial Data Link
SDM " Sensing and Diagnostic Module
SI " System International
SIAB " Side Impact Air Bag
SIG RTN " Signal Return
SIR " Supplemental Inflatable Restraint
SIS " Side Impact Sensor
SKIM " Sentry Key Immobilizer Module
SPI " Serial Peripheral Interface
SPL " Smoke Puff Limiter
SPOUT " Spark Output
SRW " Single Rear Wheel
SSM " Suspension Steering Module
SSS " Speed Sensitive Steering
SSV " Shift Solenoid Valve
ST " Scan Tool
ST " Short Term (Fuel Trim)
SWC " Steering Wheel Controls
SWPS " Steering Wheel Position Sensor
TAC " Throttle Actuator Control
TACH " Tachometer
TACM " Throttle Actuator Control Module
TAP " Transmission Adaptive Pressure
TAS " Trap Alert System
TB " Throttle Body
TBI " Throttle Body Fuel Injection
TC " Transmission Control
TC " Turbocharger
TCC " Torque Converter Clutch
TCS " Traction Control System
TCS " Transmission Control Switch
TDC " Top Dead Center
TED " Thermo Electric Device
TFP " Transmission Fluid Pressure
TIM " Tire Inflation Module
TOC " Transmission Oil Cooler
TOT " Transmission Oil Temperature
TP " Throttle Position
TPA " Terminal Positive Assurance
TPI " Tuned Port Injection
TPM " Tire Pressure Monitor
TPS " Throttle Position Sensor
TR " Transmission Range
TSB " Technical Service Bulletin
TSI " Two Speed Idle
TSS " Transmission Speed Sensor
TSS " Turbine Shaft Speed
TT " Telltale Lamp
TVR " Turbine Vane Regulator
TVS " Thermal Vacuum Switch
TVV " Thermal Vacuum Valve
TWC " Three Way Catalyst
TXV " Thermal Expansion Valve
ULEV " Ultra Low Emissions Vehicle
ULSD " Ultra Low Sulphur Diesel
UTD " Universal Theft Deterrent
V " Volts
V2G " Vehicle to Grid
VACS " Vehicle Access Control System
VAF " Vane Air Flow
VAF " Volume Air Flow
VAPS " Variable Assist Power Steering
VATS " Vehicle Antitheft System
VB " Valve body
VCC " Viscous Converter Clutch
VCI " Vehicle Communication Interface
VCRM " Variable Control Relay Module
VCT " Variable Camshaft Timing
VDCS " Vehicle Dynamics Control System
VDM " Vehicle Dynamics Module
VDOT " Variable Displacement Orifice Tube
VDP " Vehicle Dynamics Processor
VDR " Vehicle Data Recorder
VDR " Vehicle Dealer Recorder
VDS " Valve Deactivation System
VDV " Vacuum Delay Valve
VEDR " Vehicle Event Data Recorder
VES " Variable Effort Steering
VGT " Variable Geometry Turbocharger
VIC " Virtual Image Cluster module
VIN " Vehicle Identification Number
VIP " Vehicle Intrusion Protection
VIU " Vehicle Interface Unit
VLCM " Variable Load Control Module
VLR " Voltage Loop Reserve
VMM " Vehicle Measurement Module
VNT " Variable Nozzle Turbine
VR " Vacuum Regulator
VREF " Voltage Reference
VRLA " Valve Regulated Lead Acid
VRV " Vacuum Reducer Valve
VS " Variable Speed
VSC " Vehicle Stability Control
VSS " Vehicle Speed Sensor
VSV " Vacuum Solenoid Valve
VTA " Vehicle Theft Alarm
VTSS " Vehicle Theft Security System
WAC " Wide Open Throttle A/C Cutoff
WGC " Wastegate Control
WIF " Water in Fuel (sensor)
WSS " Wheel Speed Sensor
X"valve " Expansion Valve
xVDS " Extended Vehicle Diagnostic System
ZEV " Zero Emission Vehicle