Troubleshooting: Using
Using hand-held or pc-based diagnostics
Troubleshooting and diagnostic trouble code clearing, as well as beginning a reconfiguration, may also be carried out using
BENDIX ABS DIAGNOSTIC TOOLS
Bendix® ACom™ Diagnostic Software
Bendix® ACom™ Diagnostic Software (version 4.0 or higher) is an
•Obtain fault information (both active and inactive faults)
•Retrieve event history
•Clear inactive faults and event history
•Verify ECU configuration
•Perform system and component tests
•Read/write customer information on scratch pads
•Save and print information
•Receive troubleshooting assistance
When diagnosing the
For more information on the Bendix® ACom™ Diagnostic Software, or
LED lights illuminate Diagnostic
Trouble Codes
(10 LEDs)
Figure 15 - The Bendix® Trailer Remote Diagnostic Unit
Bendix® TRDU™ (Trailer Remote Diagnostic Unit) Tool
The Bendix® TRDU™ tool provides the technician with a visual indication of Antilock Braking System (ABS) component Diagnostic Trouble Code (DTC) information. The TRDU™ tool is specifically designed for use with Bendix® Trailer ABS systems and Bendix makes no claims for its operation and/or usability with other brands of trailer ABS.
Features of the Bendix® TRDU™ Tool
The TRDU™ tool attaches to a
The TRDU™ tool allows the technician to:
•Troubleshoot ABS system component problems using Diagnostic Trouble Code reporting via LEDs.
•Reset Diagnostic Trouble Codes on Bendix® ABS ECUs by holding a magnet over the reset of the TRDU™ tool for less than 6 seconds.
•Initiate a
ABS ECUs by holding a magnet over the reset area for greater than 6 seconds but less than 11 seconds.
LED Diagnostic Trouble Codes
Lap Top Computer
Parallel or Serial
Cable
J1708/J1587
or J1939
PDM
VLT - | Power |
ECU - | ABS Controller |
SEN - | Wheel Speed |
| Sensor |
MOD1 - | Modulator 1 |
MOD2 - | Modulator 2 |
Example: If the Diagnostic Trouble Code is "Right Additional Sensor", the TRDU™ tool will display one green and three red LEDs
MOD3 - Modulator 3
LFT - Left
RHT - Right
ADD - Additional
ODO - Odometer
LEDs
Green
VLT
Blue
ODO
All
others
are
Red
FIGURE 14 - Bendix ABS Diagnostic Software
FIGURE 16 - DIAGNOSTIC trouble COdes
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