DTC B1243 GSW Terminal Circuit Malfunction: 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.
If the collision door lock release function does not operate normally, or an open or short in the GWS input circuit of the main body ECU RH (cowl side junction block RH) is detected, DTC B1243 will be output
HINT
If DTC B1243 is output, the speed-sensitive automatic door lock function, shift-linked automatic door lock function, and collision door lock release function will be prohibited
DTC TROUBLE DETECTION CONDITION
| DTC No | DTC Detection Condition | Trouble Area |
|---|---|---|
| B1243 | A malfunction occurs in the GWS input circuit of the main body ECU RH (cowl side junction block RH) |
|