Adaptive Cruise Control Circuit
|
Overview
CODE | REASON | EFFECT |
Fault Code: 784 PID: SPN: 1590 FMI: 2 LAMP: Amber SRT: |
Adaptive Cruise Control Circuit Loss of communication with adaptive cruise control. |
Adaptive cruise control will not operate. Standard cruise control may not operate. |
Adaptive Cruise Control Circuit
|
Circuit Description
The adaptive cruise control unit communicates with the electronic control module (ECM) sending and receiving vehicle speed control messages through the SAE J1939 data link.
Component Location
The location of the adaptive cruise control unit will vary by OEM. Use the OEM service manual for specific location.
Shop Talk
This fault is set active if the ECM does not receive the Heartbeat message from the adaptive cruise control unit on the SAE J1939 data link.
Refer to Troubleshooting Fault Code t05-784.
Last Modified: 26-Oct-2010