
Selecting a Protocol & Registering the ECU
NEXIQ Brake-Link™ Bendix
®
& Eaton
®
ABS Applications 29
Press ; refer to Chapter 3, "Diagnosing EC-17, EC-30 & EC-30T
ABS" or Chapter 4, "Diagnosing Gen 4 & 5 ABS".
7 Brake-Link™ instructs you to CONTINUE BY PRESSING BUTTONS.
Refer to the “Table of Contents” to find information on the tasks you
wish to perform for the system you’re diagnosing or configuring.
If you selected
BENDIX/KB/EATON ABS
and Brake-Link™
presents CAN NOT IDENTIFY ECU:
• the detected ECU is not a Bendix
®
EC-17, EC-30, EC-30T, Gen-
eration 4, or Generation 5 controller.
If you selected
EATON ABS
and Brake-Link™ presents CAN NOT
IDENTIFY ECU:
• the detected ECU is not a Bendix
®
Generation 4 or Generation 5
controller (formerly marketed by Eaton
®
).
If it returns ECU NOT RESPONDING and you’re using the
protocol:
• Brake-Link™ can’t find a supported ECU for the selected
MODE, e.g., you chose trailer while attached to the tractor and
the tractor and trailer ECUs reside on separate J1708 Buses.
Connect to the desired J1708 Bus and start again.
• you may have a loose connection; check all cables and reboot the
application.
• the ECU or Data Bus may not be working properly.
If it presents ECU NOT RESPONDING and you’re using the
protocol:
• the brake ECU may not be equipped with Enhanced PLC Mode;
attach Brake-Link™ to the applicable Deutsch Connector (i.e.,
tractor or trailer) and use the protocol.
• Enhanced PLC Mode may not be enabled on the ECU. Attach
Brake-Link™ to the applicable Deutsch Connector (i.e., tractor
or trailer) and use the protocol; then, see “Enabling En-
hanced PLC Mode”, on page 30.
• the ECU or Data Bus may be malfunctioning.
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