THEFT DETERRENT / KEYLESS ENTRY IMMOBILISER SYSTEM(w/ Smart Entry and Start System) B2779 Engine Starter Communication Malfunction
DESCRIPTION
When an internal malfunction occurs in the certification ECU (smart key ECU assembly), the certification ECU (smart key ECU assembly) stores this DTC.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | Note |
|---|---|---|---|---|
| B2779 | Engine Starter Communication Malfunction | An internal malfunction occurs in the certification ECU (smart key ECU assembly). | Certification ECU (smart key ECU assembly) | DTC output confirmation operation:
Always |
| Vehicle Condition when Malfunction Detected | Fail-safe Operation when Malfunction Detected |
|---|---|
| - | - |
| DTC No. | Data List and Active Test |
|---|---|
| B2779 | - |
CAUTION / NOTICE / HINT
- NOTICE:
- ·
When using the GTS with the engine switch off, connect the GTS to the DLC3 and turn a courtesy light switch on and off at intervals of 1.5 seconds or less until communication between the GTS and the vehicle begins. Then select Model Code "KEY REGIST" under manual mode and enter the following menus: Body Electrical / Entry&Start(CAN). While using the GTS, periodically turn a courtesy light switch on and off at intervals of 1.5 seconds or less to maintain communication between the GTS and the vehicle.
·Before replacing the certification ECU (smart key ECU assembly), refer to Service Bulletin.
·After repair, confirm that no DTCs are output by performing "DTC Output Confirmation Operation".
PROCEDURE
Clear the DTCs.
- Body Electrical > Entry&Start > Clear DTCs
- 50002 125
- Result:
Proceed to NEXT
NEXT
Check for DTCs.
- Body Electrical > Entry&Start > Trouble Codes
- 50001 125
- OK:
DTC B2779 is not output.
- Result:
Proceed to OK NG
OK
NG