DTC B2779: Remote Starter Communication Malfunction [06/2015 - ]: Description
If the remote engine start ECU does not respond to the certification ECU (smart key ECU assembly) or the remote engine start ID is not registered*, this DTC is stored.
If communication between the remote engine start ECU and the certification ECU (smart key ECU assembly) is established and the remote engine start is operated, this DTC and the corresponding history DTC will be cleared.
HINT:
*: Registration status of the remote engine start ECU ID can be checked using the "Wireless C Code" item in the Data List.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | Note |
|---|---|---|---|---|
| B2779 | Remote Starter Communication Malfunction | One of the following conditions is met (1 trip detection logic*):
|
|
DTC output confirmation operation:
|
*: Only output while a malfunction is present.
DTC DETECTION CONDITIONS
| Vehicle Condition | ||||
|---|---|---|---|---|
| Pattern 1 | Pattern 2 | Pattern 3 | ||
| Diagnosis Condition | - | ◦ | ◦ | ◦ |
| Malfunction Status | A remote start communication error occurs. | ◦ | - | - |
| Response is not possible. | - | ◦ | - | |
| Registration has not been performed. | - | - | ◦ | |
| Detection Time | - | - | - | |
| Number of Trips | 1 trip | 1 trip | 1 trip | |
VEHICLE CONDITION AND FAIL-SAFE OPERATION WHEN MALFUNCTION DETECTED
| Vehicle Condition when Malfunction Detected | Fail-safe Operation when Malfunction Detected |
|---|---|
| Hybrid control system does not start with remote start operation | Hybrid control system cannot be started by remote start operation only |
RELATED DATA LIST AND ACTIVE TEST
| DTC No. | Data List and Active Test |
|---|---|
| B2779 |
|