Conditions Which Generate This Code:
The ECM detects the following condition:
• The parameter “Powertrain Data Link” must be programmed to J1939.
The ECM also detects one of the following conditions:
• The ECM is unsuccessful in receiving a specific message from a device.
or
• The device is broadcasting a fault code.
or
• The device is broadcasting a code that is not supported.
System Response:
J1939 communications to the engine and from the engine are terminated for the specific message while this code is active. The functionality of some features may be affected while this code is active.
Traction control or transmission controls may be disabled. “Diag” or “J1939 No Support” will be displayed next to the status on the electronic service tool.
Possible Performance Effect:
Features that utilize the J1939 data link may not work properly or the features may be disabled.
Perform the following diagnostic procedure:
“Powertrain Data Link Circuit – Test”
Results:
• OK – STOP.
