DTC B2789: No Response from ID BOX [08/2013 - ]: Description
WARNING: This page is about a different car, the 2014 Lexus ES 300h. However, it is still accessible from the selected car via links, so may be relevant.
This DTC is stored when LIN communication between the certification ECU (smart key ECU assembly) and ID code box (immobilizer code ECU) stops for 10 seconds or more.
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| B2789 | No communication between certification ECU (smart key ECU assembly) and ID code box (immobilizer code ECU) for 10 seconds or more. |
|