BENDIX TABS-6 TRAILER ABS MODULE manual 2S/2M Side Control

Page 19

Troubleshooting: System Schematics (continued)

2S/2M - AXLE CONTROL

Right - “Curb-Side”

WS Sensor

"SR"

A Brake Light Power

D

C

B Ignition Power

C NC

A

E

D Warning Lamp

 

B

E Ground

 

 

 

CONTROL

 

 

 

LINE

 

 

 

Trailer

5-PIN

Trailer ABS

 

CONNECTOR

7-PIN

Chassis Harness

Pigtail Harness

 

CONNECTOR

 

 

 

Ground

SUPPLY

 

 

 

LINE

 

 

Ignition

Power

Brake Light

Power

SR-5Trailer

Spring Brake

Valve

“MOD2”

 

Bendix®

TABS

BR9235

Modulator

 

“MOD1”

Relay

 

TABS-6

Valve

 

Trailer

 

 

ABS

Module

Dual Axle Trailer

 

ABS Light

 

ABS

 

Left - “Road-Side”

WS Sensor

"SL"

Installation Guidelines for the TABS-6 2S/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® BR9235Modulator Unit) controls the wheels of an additional axle(s).

o SL & SR (Primary Sensors) senses wheels on the primary axle (always on ground) that MOD1 controls. o For lift axle applications, MOD2 controls the wheels for the lift-able axle

2S/2M - SIDE CONTROL

Right - “Curb-Side”

WS Sensor

"SR"

A Brake Light Power

D

C

B Ignition Power

C NC

A

E

D Warning Lamp

 

B

E Ground

 

 

 

CONTROL

 

 

 

LINE

 

 

 

Trailer

5-PIN

Trailer ABS

 

CONNECTOR

7-PIN

Chassis Harness

Pigtail Harness

 

CONNECTOR

 

 

 

Bendix®

BR9235

Modulator Relay Valve

“MOD2”

Ground

Ignition Power

SUPPLY LINE

SR-5Trailer

Spring Brake

Valve

TABS

“MOD1”

 

TABS-6

Trailer

ABS Module

Brake Light

Power

Dual Axle Trailer

 

ABS Light

 

ABS

 

Left - “Road-Side”

WS Sensor

"SL"

Installation Guidelines for the TABS-6 2S/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® BR9235Modulator Unit) controls the right “curb-side” wheel(s) of a primary axle(s).

o For lift axle applications, SL & SR (Primary Sensors) senses the wheels of the stationary, non lift-able axle

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Contents Introduction SD-13-4767Power Line carrier plc Communications Mounting configurationsComponents ECU Connectors Pigtail Wiring HARNESSesABS Indicator Lamp Power and GroundBendix BR9235 ABS Modulator Relay Valves Bendix WS-24Wheel Speed SensorsABs Flex Program J1708/J1587 Diagnostic LinkPOWER-UP Sequence Auxiliary I/OABS Operation ABS System Status IndicatorsNON-STANDARD Tire Size AUTO-CONFIGURATIONDiagnostic trouble code Detection Odometer FunctionPartial ABS Shutdown Blink Code DiagnosticsDisplay Odometer Mileage Display ConfigurationResetting ABS Configuration 1st 2nd Fault Description Repair Information J1587Fault Description Repair Information Trailer-Mounted ABS Indicator Lamp J1587 DiagnosticJ1587 J1587 SID FMI Features of the Bendix Trdu Tool Using hand-held or pc-based diagnosticsBendix Trdu Trailer Remote Diagnostic Unit Tool Bendix ACom Diagnostic SoftwareHow the Bendix Trdu Tool Operates Bendix Trdu Tool Reset FunctionPLC Diagnostic Tool Mpsi Bendix CartridgeRemoving the TABS-6 module Service Replacement of Other ABS ControllersReinstallation of the TABS-6 module Servicing the TABS-6 ModuleLeakage and Operational Tests ABS WiringTroubleshooting Electrical Schematics Troubleshooting System Schematics 2S/2M Side Control 4S/2M Side Control 4S/3M SIDE/AXLE Control ABS Indicator Lamp Circuitry Troubleshooting FlowchartsPage Section B Power-Up Sequence Dash-Mounted ABS Indicator Lamp To Read/Clear Diagnostic Troubleshooting Codes DTCs ABS Modulator DTC Section D Diagnostic Trouble Code DTCPower Trdu tool LED Quick ReferencePage Section F Troubleshooting Power Supply SR Sensor Section G Troubleshooting the WS-24WHEEL Speed Sensors WSSSL Sensor Section H Troubleshooting Modulator Relay Valves Software Revision Level ECU Part Number LabelDocument Revision Level