2
Diagnostics, Troubleshooting and Testing
15
WABCO
Maintenance Manual MM-1306 (Revised 08-18)
560
19
Incorrect J1939 Transmission Driveline
Engaged data received in ETC1
message from transmission
앫
Verify the correct radar part number is installed on the vehicle.
앫
Cycle the ignition to clear DTCs after transmission servicing.
앫
Verify transmission ECU is functional and has correct software and
parameters.
563
19
Incorrect J1939 Anti-Lock Braking
Active data received in EBC1 message
from ABS
앫
Verify the correct ABS ECU part number is used on this vehicle.
앫
Cycle the ignition to clear the DTCs after ABS servicing.
574
19
Incorrect J1939 Transmission Shift In
Process data received in ETC1
message from transmission
앫
Verify the correct radar part number is installed on the vehicle.
앫
Cycle the ignition to clear DTCs after transmission servicing.
앫
Verify the transmission ECU is functional and has correct software
and parameters.
596
19
Incorrect J1939 Cruise Control Enable
Switch data received in CCVS1
message (from engine ECM, body, cab
or chassis controller)
앫
Verify operation of the Cruise Control Enable Switch and the ECU
broadcasting this information on the J1939 network (engine ECM,
body, cab or chassis controller) is functional.
앫
Verify the correct radar part number is installed on the vehicle.
597
19
Incorrect J1939 Brake Switch data
received in CCVS1 message (from
engine ECM, body, cab or chassis
controller)
앫
Verify operation of the Brake Switch and the ECU broadcasting this
information on the J1939 network (engine ECM, body, cab or
chassis controller) is functional.
앫
Verify the correct radar part number is installed on the vehicle.
598
19
Incorrect J1939 Clutch Switch data
received in CCVS1 message (from
engine ECM, body, cab or chassis
controller)
앫
Verify operation of the Clutch Switch and the ECU broadcasting this
information on the J1939 network (engine ECM, body, cab or
chassis controller) is functional.
앫
Verify the correct radar part number is installed on the vehicle.
599
19
Incorrect J1939 Cruise Control Set
Switch data received in CCVS1
message (from engine ECM, body, cab
or chassis controller)
앫
Verify operation of the Cruise Control Set Switch and the ECU
broadcasting this information on the J1939 network (engine ECM,
body, cab or chassis controller) is functional.
앫
Verify the correct radar part number is installed on the vehicle.
601
19
Incorrect J1939 Cruise Control
Resume Switch data received in
CCVS1 message (from engine ECM,
body, cab or chassis controller)
앫
Verify operation of the Cruise Control Resume Switch and the ECU
broadcasting this information on the J1939 network (engine ECM,
body, cab or chassis controller) is functional.
앫
Verify the correct radar part number is installed on the vehicle.
770
19
Bootloader error usually caused when
there is an issue during a radar
software update
앫
Run the software update again.
앫
Is usually seen in TOOLBOX™ Software with SPN 197120 FMI 31
on the display.
904
9
J1939-Wheel Speed Information
(EBC2) message from the ABS not
received or intermittent
앫
Verify the ABS ECU is connected to the J1939 network and is
functional.
앫
Verify correct ABS part number is used.
앫
Cycle ignition to clear DTCs after ABS servicing.
SPN
FMI
Cause/Description
Action/Repair Instructions
