DTC U0122 Lost Communication with Vehicle Dynamics Control Module: Description
WARNING: This page is about a different car, the 2008 Lexus LS 600hL. However, it is still accessible from the selected car via links, so may be relevant.
The vehicle speed sensor sends the vehicle speed signal to the skid control ECU, and then it is sent to the hybrid vehicle control ECU.
DIAGNOSTIC TROUBLE CODE CHART
| DTC Code | DTC Detection Condition | Trouble Area |
|---|---|---|
| U0122 | While power switch is ON (IG), communication stop between skid control ECU and hybrid vehicle control ECU continues for 1 sec or more |
|