DTC B1280 Left Side Junction Block ECU Communication Stop: Description
WARNING: This page is about a different car, the 2006 Lexus IS 350 and 2006 Lexus IS 250. However, it is still accessible from the selected car via links, so may be relevant.
This DTC is detected when communication between the main body ECU LH (cowl side J/B LH) and network gateway ECU stops for more than 10 seconds.
DTC DETECTION CONDITION AND TROUBLE AREA TABLE
| DTC No. | DTC Detection Condition | Trouble Area |
|---|---|---|
| B1280 | Passenger side J/B ECU communication stops |
|