DTC B1280 Left Side Junction Block ECU Communication Stop: Description
WARNING: This page is about a different car, the 2008 Lexus IS F. However, it is still accessible from the selected car via links, so may be relevant.
This DTC is detected if communication between the main body ECU LH (cowl side junction block LH) and gateway ECU stops for more than 10 seconds.
DTC DETECTION CONDITION CHART
| DTC No | DTC Detection Condition | Trouble Area |
|---|---|---|
| B1280 | Passenger side junction block ECU communication stops |
|