WIRING SYSTEM > Basic Diagnostic Procedure

ABBREVIATION IN WIRING DIAGRAMS

Abbr.

Full name

A/B

Airbag

A/C

Air Conditioner

ABS

Anti-lock Brake System

ACC

Accessory

AD

Auto Down

ALT

Generator

ASSY

Assembly

AT

Automatic Transmission

ATF

Automatic Transmission Fluid

AU

Auto Up

AUX

Auxiliary Audio Input Terminal

AVCS

Active Valve Control System

AWD

All Wheel Drive

B, BAT

Battery

CAN

Communication Area Network

COM

Computer

CPU

Central Processing Unit

D

Drive Range

DN

Down

D-AT

Direct Controlled Automatic Transmission

E

Ground

EBD

Electric Brake Distribution

ECO

Economy

ECM

Engine Control Module

EEPROM

Electronically Erasable and Programmable Read Only Memory

EGI

Electronic Gasoline Injection

EGR

Exhaust Gas Recirculation

ELR

Emergency Locking Retractor

F/B

Fuse & Relay Box

FL

Front Left Hand

FLD

Front Left Down

FLU

Front Left Up

FR

Front Right Hand

FRD

Front Right Down

FRU

Front Right Up

FWD

Front Wheel Drive

GND

Ground

H/L

Headlight

HI

High

HID

High Intensity Discharge

I/F

Interface

IG, IGN

Ignition

INT

Intermittent

L, LH

Left Hand

LCD

Liquid Crystal Display

LED

Light-emitting Diode

LH

Left Hand

LO

Low

M

Motor

M/B

Main Fuse Box

MPT

Multi-Plate Transfer

MT

Manual Transmission

N

Neutral Range

NA

Natural Aspiration

OP

Optional Parts or Open

P

Parking Range

PASS

Passing

PCV

Positive Crankcase Ventilation

P-VIGN

P-V Ignition relay

R

Reverse Range

R, RH

Right Hand

RL

Rear Left

RLD

Rear Left Down

RLU

Rear Left Up

RR

Rear Right

RRD

Rear Right Down

RRU

Rear Right Up

S

Shut

SBF

Slow Blow Fuse

ST

Starter

SW

Switch

TCM

AT Control Module

TGV

Tumble Generator Valve

U, UP

Up

VDC

Vehicle Dynamics Control

VDCH/U

Vehicle Dynamics Control Hydraulic Unit

WASH

Washer