B.U.D.S. > Troubleshooting
Description
The MPI® detected an error while communicating with the MPEM using the 947-DI protocol.
Possible causes
| 1. | MPEM internal power switch is off. |
| 2. | MPEM power source failure. |
| 3. | Bad connection between the MPI and the MPEM. |
| 4. | Electrical noise on communication lines. |
| 5. | Incompatible MPI software revision. |
Suggested actions
| 1. | Remove the key from the vehicle DESS® post, wait for few seconds and then insert the key again. |
| 2. | Verify the MPEM power source voltage. |
| 3. | Verify all connections between the MPI and the MPEM/ECM (VCK, MPI-2). |
| 4. | Ask your administrator for a B.U.D.S. software upgrade. |
