BENDIX TABS-6 TRAILER ABS MODULE - 4 S;3 M - SIDE;AXLE CONTROL

21
ABS
Tri-Axle Trailer
4S/3M - SIDE/AXLE CONTROL
Trailer
Chassis Harness
Trailer ABS
Pigtail Harness
5-PIN
CONNECTOR
Ignition
Power
Brake Light
Power
Ground
7-PIN
CONNECTOR
S
U
P
P
L
Y
L
I
N
E
C
O
N
T R O L
L
I N E
A Brake Light Power
B Ignition Power
C NC
D Warning Lamp
E Ground
C
E
B
A
D
ABS Light
“MOD1"
TABS
“MOD2”
WS Sensor
"SR"
WS Sensor
"SL"
WS Sensor
"SAR"
WS Sensor
"SAL"
“MOD3”
Installation Guidelines for the TABS-6 4S/3M Side/Axle ABS Configuration:
o MOD1 (TABS-6 ABS Unit) controls the left “road-side” wheel(s) of a primary axle(s).
o MOD2 (Bendix
®
BR9235
™
Modulator Unit) controls the right “curb-side” wheel(s) of a primary axle(s).
o MOD3 (Bendix
®
BR9235
™
Modulator Unit) controls the wheels of an additional axle(s).
o SL & SR (Primary Sensors) senses wheels on the primary axle (always on the ground) that MOD1 controls, and
are connected to the dedicated 2-pin connector on the TABS-6 ECU.
o SAL & SAR (Additional Sensors) senses the wheels that MOD3 controls, and are connected to the 18-pin
connector on the TABS-6 ECU.
o For lift axle applications, MOD3 controls the wheels for the lift-able axle
Right -
“Curb-Side”
Left -
“Road-Side”
SR-5
™
Trailer
Spring Brake
Valve
Bendix
®
BR9235
™
Modulator
Relay Valve
TABS-6
Trailer
ABS Module
Bendix
®
BR9235
™
Modulator
Relay Valve
Troubleshooting: System Schematics (continued)