PREVOST X3-45 Multiplex, Maintenance Manual

Page: 594 / 1422

20
REVISED 5/31/05
LED Diagnostic Trouble Codes
FIGURE 16 - DIAGNOSTIC TROUBLE CODES
LFT - Left
RHT - Right
DRV - Drive Axle
ADD - Additional
STR - Steer Axle
VLT - Power
ECU - ABS Controller
SEN - Wheel Speed
Sensor
MOD - Pressure Modulator
Valve
TRC - Traction Control
Example: If the Diagnostic
Trouble Code is "Right
Steer Axle Sensor", the
RDU
™
unit will display
one green and three red
LEDs
Green
VLT
Red
SEN
STR
FIGURE 18 - BENDIX
®
ACOM
™
DIAGNOSTICS
FIGURE 17 - NEXIQ (MPSI) PRO-LINK TOOL
PC Card MPSI
Part Number
805013
Pro-Link
Heavy Duty
Multi Protocol
Cartridge
illuminate each red LED in a clockwise pattern. This pattern
indicates the loss of communication and will continue until
the ABS ECU responds and communication has been
established.
Possible sources of communication problems are:
1. A problem with the J1587 link at the in-cab off-board
diagnostic connector (9 or 6 Pin).
2. The ECU does not support PID194.
3. No power is being supplied to the ECU and/or the
diagnostic connector.
4. The J1587 bus is overloaded with information and the
RDU can not arbitrate access.
5. A malfunctioning RDU
™
tool.
Nexiq Bendix Application Card
Nexiq provides a Bendix application card for use with the
ProLink tool. It can also be used to diagnose the EC-30
™
,
EC-17
™
, Gen 4
™
, Gen 5
™
, and MC-30
™
ABS Controllers.
For more information on the Bendix application card visit
www.bendix.com, Nexiq at www.nexiq.com, or your local
authorized Bendix parts outlet.
Bendix
®
ACom
™
Diagnostics V4.0 Software
Bendix
®
ACom
™
Diagnostics V4.0 is a PC-based software
program and is designed to meet RP-1210 industry
standards developed by the Truck Maintenance Council
(TMC). This software provides the technician with access
to all the available ECU diagnostic information and
configuration capability, including:
• ECU information
• Diagnostic trouble codes and repair information
• Configuration (ABS, ATC, and more)
• Wheel speed information
• Perform component tests
• Save and print information
ACom
™
Diagnostics V4.0 software is required to calibrate
the Steering Angle Sensor, the Yaw Rate/Lateral
Acceleration Sensor, the Brake Demand Sensors and the
Load Sensor.
When using ACom
™
Diagnostics V4.0 software to diagnose
the EC-60
™
ABS ECU, the computer’s serial or parallel
port needs to be connected to the vehicle’s diagnostic
connector.
For more information on ACom
™
Diagnostics software or
RP1210 compliant tools, go to www.bendix.com or visit
your local authorized Bendix parts outlet.
See Page 44 for Appendix A: J1587 SID and FMI codes
and their Bendix blink code equivalents.
www.bendix.com
Visit Bendix online for the latest information, and ways
to find the Bendix contacts you need. Contact technical
support, service engineers, Bendix account managers,
and more — www.bendix.com is your complete Bendix
resource.
Bendix Technical Assistance Team
For direct telephone technical support, call the Bendix
technical assistance team at:
1-800-AIR-BRAKE (1-800-247-2725),
Monday through Friday, 8:00 A.M. to 6:00 P.M. EST, and
follow the instructions in the recorded message.
Or, you may e-mail the Bendix technical assistance team
at: tbs.techteam@bendix.com.