WIRING SYSTEM > Basic Diagnostic Procedure

ABBREVIATION IN WIRING DIAGRAMS

Abbr.

Full name

ABS

Anti-lock Brake System

ACC

Accessory

A/C

Air Conditioner

ASSY

Assembly

AT

Automatic Transmission

A/F

Air/Fuel (Air fuel ratio sensor)

ATF

Automatic Transmission Fluid

AWD

All Wheel Drive

B

Battery

CAN

Control Area Network

CM

Control module

D

Drive range or Down

E

Ground

ECM

Engine Control Module

ECO

Economy

EEPROM

Electrically Erasable Programmable Read-Only Memory

EGR

Exhaust Gas Recirculation

F/B

Fuse & Relay Box

FL

Front Left

FR

Front Right

FWD

Front Wheel Drive

G

Gravity (G sensor)

H/L

Headlight

HI

High

I/F

Interface

IG

Ignition

Illumi.

Illumination

INT

Intermittent

LCD

Liquid Crystal Display

LH

Left Hand

LO

Low

M

Motor

M/B

Main Fuse Box

MT

Manual Transmission

N

Neutral Range

NA

Natural Aspiration

OP

Optional Parts or Open

P

Parking Range

PASS

Passing

R

Reverse Range

RH

Right Hand

RL

Rear Left

RR

Rear Right

SBF

Slow Blow Fuse

ST

Starter

SW

Switch

TCM

Transmission control module

U

Up

VDC

Vehicle Dynamics Control

VFD

Vacuum Fluorescent Display

WASH

Washer