DTC B156E, B156B: No Response from Multimedia Interface ECU; Multimedia Interface ECU Disconnected: Description
The display and navigation module display and multimedia interface ECU are connected by the AVC-LAN communication line.
When an AVC-LAN communication error occurs between the display and navigation module display and multimedia interface ECU, these DTCs will be stored.
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| B156E | No response to the diagnostic memory request from the master unit. |
|
| B156B*1 | A device that is listed in the AVC-LAN connected device record of the master unit is missing. |
HINT:
- *1: Even if no fault is present, this DTC may be stored depending on the battery condition or hybrid system start voltage.
- The display and navigation module display is the master unit.