DTC 72 Serial Data Link Fault: Notes
DTC 72 will set and ANTI-LOCK indicator will illuminate if EBTCM/EBCM does not get polled by Instrument Panel Cluster (IPC) for information, or if it does not see PCM information on data link.
NOTE:
Test numbers refer to numbers on diagnostic chart.
- Checks to see if off-board device can communicate with EBTCM/EBCM.
- Checks for a short to battery voltage in serial data circuit.
- Checks for a short to ground in serial data circuit.
- Checks for an open in serial data circuit.
- Checks if off-board device can communicate with EBTCM/EBCM.
- If connections at EBTCM/EBCM and DLC connector are okay, replace EBTCM/EBCM.