DTC P2121 Dodge
Lost Communication With Starter Generator Control Module (SGCM)
Lost Communication With Starter Generator Control Module (SGCM)
Description
Voltage supplied to the modules is in the normal operating voltage range. The vehicle power mode requires serial data communication to occur. The DTC U0001 does not have a current status.
Cause and Solution
A poor connection at the inoperative module may cause this code to set.An improperly powered module may cause this code to set.
Video Guide
Diagnostic Info
- DTC Code: P2121
- Brand: Dodge