BENDIX TABS-6 TRAILER ABS MODULE Manual page 20

Troubleshooting: System Schematics
4S/2M - AXLE CONTROL
7-PIN
CONNECTOR
Ground
Ignition
Power
Brake Light
Power
Full Trailer
Installation Guidelines for the TABS-6 4S/2M Axle ABS Configuration:
o MOD1 (TABS-6 ABS Unit) controls the left "road-side" wheel(s) of a primary axle(s).
o MOD2 (Bendix
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 MOD2 controls, and are connected to the 18-pin
connector on the TABS-6 ECU.
o For lift axle applications, MOD2 controls the wheels for the lift-able axle
4S/2M - SIDE CONTROL
7-PIN
CONNECTOR
Ground
Ignition
Power
Brake Light
Power
Installation Guidelines for the TABS-6 4S/2M Side ABS Configuration:
o MOD1 (TABS-6 ABS Unit) controls the left "road-side" wheel(s) of a primary axle(s).
o MOD2 (Bendix
o SL & SR (Primary Sensors) are connected to the dedicated 2-pin connector on the TABS-6 ECU.
o SAL & SAR (Additional Sensors) are connected to the 18-pin connector on the TABS-6 ECU.
o For lift axle applications, SAL & SAR (Additional Sensors) senses the wheels of the lift-able axle
0
WS Sensor
Trailer
Chassis Harness
SR-5 Trailer
™
Spring Brake
Valve
ABS
WS Sensor
BR9235 Modulator Unit) controls the wheels of an additional axle(s).
® ™
A Brake Light Power
D C
B Ignition Power
C NC
A
E
D Warning Lamp
B
E Ground
5-PIN
Trailer
CONNECTOR
Chassis Harness
Dual Axle Trailer
ABS
BR9235 Modulator Unit) controls the right "curb-side" wheel(s) of a primary axle(s).
® ™
A Brake Light Power
"SAR"
B Ignition Power
C NC
D Warning Lamp
E Ground
CONNECTOR
"MOD2"
Bendix
®
BR9235
™
Modulator
Relay Valve
"SAL"
Right - "Curb-Side"
Trailer ABS
Pigtail Harness
ABS Light
Left - "Road-Side"
(continued)
WS Sensor
D
C
"SR"
Right -
A
E
B
"Curb-Side"
Trailer ABS
5-PIN
Pigtail Harness
ABS Light
Left -
"Road-Side"
WS Sensor
"SL"
WS Sensor WS Sensor
"SAR"
"MOD2"
SR-5 Trailer
™
Spring Brake
Valve
TABS-6
Trailer
ABS Module
WS Sensor WS Sensor
"SAL"
"MOD1"
TABS-6
Trailer
ABS
Module
"SR"
Bendix
®
BR9235
™
Modulator
Relay Valve
"MOD1"
"SL"