Mercedes Benz Workshop Service and Repair Manuals

Wiring Diagram System: System Diagram Layout Explanation

Acronyms Used

Acronym

System/Description

4MATIC

Automatically controlled four-wheel drive

A/C (Automatic)

Air Conditioning (Automatic)

A/C (Tempmatic)

Air Conditioning (Tempmatic)

AB

AirBag

ABS

Anti-lock Brake System

ADM

Automatic Dimming inside rearview Mirror

ADS

Adaptive Damping System

AIR

Secondary AIR injection

AP

Accelerator Pedal

AS

Antenna System

ASD

Automatic locking differential

ASR

Acceleration Slip Regulation

AT

Automatic Transmission

ATA

Anti-Theft Alarm

BA

Backup Assist

BARO

BAROmetric pressure

BCAPC

Barometric pressure-Charge Air Pressure Compensation

BDC

Bottom Dead Center

BM

Base Module

BPC

Barometric Pressure Compensation

CA

Closing Assist

CAN

Controller Area Network

CC

Cruise Control

CDC

CD Changer

CF

Convenience Feature

CFI

Continuous Fuel Injection system (electronic)

CKA

CranK Angle

CKP

CranKshaft Position

CL

Central Locking

CLUS

Instrument CLUSter

CMP

CaMshaft Position

CST

Cabriolet Soft Top

CTEL

Cellular TELephone

CTP

Closed Throttle Position (idle)

DI

Distributor Ignition system

DM

Diagnostic Module

DTC

Diagnostic Trouble Code

EA

Electronic Accelerator

ECL

Engine Coolant Level

ECT

Engine Coolant Temperature

EDC

Electronic Diesel Control

EDR

Electronic Diesel Regulation