DTC B156B: Multi-media Interface ECU Disconnected (TO 12/2010); DTC B156E: No Response from Multi-media Interface ECU (TO 12/2010): Description
The navigation receiver assembly and the multi-media interface ECU are connected by the AVC-LAN communication line.
When an AVC-LAN communication error occurs between the navigation receiver assembly and multi-media interface ECU, these DTCs will be stored.
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| B156B*1 | When either condition below is met:
|
|
| B156E | Within the time-out period, there was no response from the multi-media interface ECU to the following requests from the master unit:
|
HINT:
- *1: Even if no fault is present, this DTC may be stored depending on the battery condition or engine start voltage.
- The navigation receiver assembly is the master unit.