trailer abs. trailer abs components abs relay modulator electronic control unit (ecu)

Trailer ABS

Trailer ABS Components

• ABS relay modulator

• Electronic Control Unit (ECU)

Trailer ABS Components

SPEED SENSOR & TOOTHED WHEEL

ABS Relay Modulator

• OBJECTIVE: To give a quick answer and a high degree of control of the wheel signal.

Simulation ABS Relay Modulator

• Without ABS cycle • With ABS cycle

Power supply ISO 7638

• SEMITRAILERS:– 6S/3M– 4S/3M– 4S/2M– 2S/2M– 2S/1M

• TRAILERS:– 6S/3M– 4S/3M

S: SPEED SENSORSM: ABS MODULATOR

Configurations of ABS brake system

Configurations of ABS brake system

EXAMPLE 2S/1M = MAR (Modified Axle Regulation)

EXAMPLE CONFIGURATION 4S/2M = MSR (Modified Side Regulation)

Configurations of ABS brake system

EXAMPLE CONFIGURATION 2S/2M (4S/2M):

Configurations of ABS brake system

Electrical drawings

• Trailer ABS Vario C• Trailer ABS VCS• Trailer ABS VCS (Auxiliary power supply 24N)• Trailer ABS VCS II• Trailer ABS VCS II

Vario C System (Trailer ABS)

Trailer ABS system

Vario C Components

• ABS relay modulator

• Electronic Control Unit (ECU)

Vario C Configurations

Depending on the installed components:

Vario C Components

Configuration 2S/2M or 4S/2M:

Vario C System

Socket :

Diagnosis Cable- Cable JDC 103

If there is not socket installed

- Cable JDC 100

- Multipins JTP 100-6

VCS System

Trailer ABS System

VCS Components

• ABS Relay Modulator

• Electronic Control Unit (ECU)

VCS configurations

Standard Configuration 2S/2M

MODULATOR COLOUR

A (L) Red

B (H1) Yellow

C (H2) Blue

SENSOR COLOUR

c (BU1) Blue

d (YE1) Yellow

e (BU2) Blue

f(YE2) Yellow

VCS Configurations

Standard Configurations 4S/2M

MODULATOR COLOUR

A (L) Red

B (H1) Yellow

C (H2) Blue

SENSOR COLOUR

c (BU1) Blue

d (YE1) Yellow

e (BU2) Blue

f(YE2) Yellow

VCS II system

Trailer ABS System

MODAL System

• ABS System for trailers:– 2S/1M– 2S/2M– 4S/2M– 4S/3M– 6S/3M

• ABS relay modulator

MODAL Components

Electronic Control Unit

• Component Location

MODAL Components

MODAL Configuration

ECU ABS MODAL:

MODAL Configuration

Configuration 2S/1M:

Configuration 2S/2M:

MODAL Configuration

Configuration 4S/2M:

Configuration 4S/3M:

MODAL Configuration

Configuration 6S/3M:

MODULAR System

• ABS systems for trailers– Modular 1 Upgrade: 2S/1M– Modular 1 Plus: 2S/2M– Modular 2: 4S/2M– Modular 2 ADR: 4S/2M

• ABS relay modulator

MODULAR Components

Electronic control unit

MODULAR Components

COLAS

MODULAR Configuration

• Modular 1 Upgrade: 2S/1M

MODULAR Configuration

• Modular 1 Upgrade: 2S/1M

MODULAR Configuration

• Modular 1 Upgrade: 2S/1M

MODULAR Configuration

• Modular 1 Plus: 2S/2M

MODULAR Configuration

• Modular 1 Plus: 2S/2M

MODULAR Configuration

• Modular 2: 4S/2M

• Modular 2: 4S/2M, regulation per axle

MODULAR Configuration

• Modular 2: 4S/2M, lateral regulation

MODULAR Configuration

ABS MODULAR System

• Socket

• Diagnosis connector- Cable JDC 102

KB3-TA System

• ABS system that can be installed in trailers and semi-trailers

• 2S/2M System Configuration• 4S/2M System Configuration• 4S/3M System Configuration• Independent ECU • ABS Relay Modulator

KB3-TA System

• Socket

• Diagnosis connector- Cable JDC 103 + JDC 100 A + POWER