Explanation Of Terminology
PART DESCRIPTION
| 2nd | Secondary |
| AAI | Air Assist Injection |
| AAR | Angular Adjusted Roller |
| A/B | Airbag |
| ABS | Anti-lock Brake System |
| A/C | Air Conditioner |
| AC | Angular Contact |
| ACC | Accessory |
| A/F | Air Fuel Ratio |
| ALT | Generator |
| API | American Petroleum Institute |
| APS | Accessory Power Supply Socket |
| ASSY | Assembly |
| AT | Automatic Transmission |
| ATF | Automatic Transmission Fluid |
| AUX | Auxiliary Storage Unit (External storage) |
| AVCS | Active Valve Control System |
| AVH | Auto Vehicle Hold |
| AWD | All Wheel Drive |
| BATT | Battery |
| BCONTROL MODULE | Brake Control Module |
| BECM | Battery Energy Control Module |
| BJ | Bell Joint |
| BRKT | Bracket |
| BSD/RCTA | Blind Spot Detection/Rear Cross Traffic Alert |
| CAN | Controller Area Network |
| CCA | Cold Cranking Ampere |
| CD | Compact Disc |
| CD-R/RW | CD Recordable/Rewritable |
| COMPL | Complete |
| CPC | Canister Purge Control Solenoid Valve |
| CPU | Central Processing Unit |
| CTR | Center |
| CM | Control Module |
| CVT | Continuously Variable Transmission |
| CVTF | Continuously Variable Transmission Fluid |
| CWP | Cold Weather Package |
| DCCD | Driver's Control Center Differential |
| DMCONTROL MODULE | Drive Motor Control Module |
| DOHC | Double Overhead Camshaft |
| DOJ | Double Offset Joint |
| D/R | Dual-range |
| DTC | Diagnosis Trouble Code |
| DU | Drive Unit |
| DVD | Digital Versatile Disc or Digital Video Disc |
| EBD | Electronic Brake Distribution |
| EBJ | High-Efficiency Compact Ball Fixed Joint |
| ECM | Engine Control Module |
| ECV | Exhaust Pressure Control Valve |
| EDJ | High-Efficiency Compact Double Offset Joint |
| E/G | Engine |
| EGI | Electronic Gasoline Injection |
| EGR | Exhaust Gas Recirculation |
| ELR | Emergency Locking Retractor |
| EPB | Electronic Parking Brake |
| ETC | Electronic Throttle Control |
| EX | Exhaust |
| F/B | Fuse & Joint Box |
| FL | Fusible Link |
| Ft | Front |
| FWD | Front Wheel Drive |
| GPS | Global Positioning System |
| HBA | High Beam Assist |
| HI | High |
| HID | High-Intensity Discharge |
| H/K | Harman/Kardon Audio |
| HPCM | Hybrid Powertrain Control Module |
| H/L | Headlight |
| H/U | Hydraulic Unit |
| HVAC | Heater, Ventilator and Air Conditioner |
| I/F | Interface |
| IG | Ignition |
| ILSAC | International Lubricants Standardization and Approval Committee |
| IN | Intake |
| INT | Intermittent |
| I/O | Input/Output |
| IR | Infrared Ray |
| ISC | Idle Speed Control |
| ISG | Integrated Starter Generator |
| K/A | Keyless Access |
| LAN | Local Area Network |
| LCD | Liquid Crystal Display |
| LED | Light Emitting Diode |
| LH | LH (Left Hand) |
| LHD | Left Hand Drive |
| Lo | Low |
| LSD | Limited Slip Differential |
| LWR | Lower |
| M/B | Main Fuse & Relay Box |
| MD | Mini Disc |
| MID | Multi Information Display |
| MFI | Multi-Point Fuel Injection |
| MP-T | Multi-Plate Transfer |
| M/R | Moon Roof |
| MT | Manual Transmission |
| NA | Natural Aspiration |
| NC | Normal Close (Relay) |
| NO | Normal Open (Relay) |
| OBD | On-Board Diagnosis |
| OP | Option Parts |
| PC | Personal Computer |
| PCD | Pitch Circle Diameter |
| PCV | Positive Crankcase Ventilation |
| PID | Parameter Identification |
| Pr | Primary |
| PRG | Power Rear Gate |
| P/S | Power Steering |
| PTJ | Pillow Tripod Joint |
| P/W | Power Window |
| RAB | Reverse Automatic Braking |
| RAM | Random Access Memory |
| RH | RH (Right Hand) |
| RHD | Right Hand Drive |
| ROM | Read Only Memory |
| Rr | Rear |
| SDI | Subaru Diagnostic Interface |
| SI | Subaru Intelligent |
| SOHC | Single Overhead Camshaft |
| SRH | Steering Responsive Headlight |
| SRS | Supplemental Restraint System |
| SSM | Subaru Select Monitor |
| ST | Special Tool |
| STD | Standard |
| SW | Switch |
| T/B | Turbocharger |
| TCS | Traction Control System |
| TCM | Transmission Control Module |
| TGV | Tumble Generator Valve |
| T/M | Transmission |
| TPMS | Tire Pressure Monitoring System |
| UJ | Universal Joint |
| UPR | Upper |
| UV | Ultraviolet |
| VDC | Vehicle Dynamics Control |
| V.I.N. | Vehicle Identification Number |
| ViS-C | Viscous Coupling |
| VSV | Vacuum Switching Valve |
| VTD | Variable Torque Distribution |
| W/H | Wiring Harness |