DTC B1321: Lost Communication with EMV [08/2019 - ]: Description
After the headup display (meter mirror sub-assembly) has started, the headup display (meter mirror sub-assembly) attempts to detect the radio receiver assembly by performing communication via local bus.
This DTC is stored when the radio receiver assembly has been detected but communication between the headup display (meter mirror sub-assembly) and radio receiver assembly is interrupted.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | Memory | Note |
|---|---|---|---|---|---|
| B1321 | Lost Communication with EMV | Diagnosis Condition:
Malfunction Status:
Malfunction Time:
|
|
DTC stored | - |