TESLA Fault
CHG_f012
CHG_f012_hwFastChargeDriver
What does CHG_f012 mean?
Tesla fault code in the Charger (CHG) module. The Fast Charger (FC) contactor drive circuit has shorted to ground while the contactors are requesting to be closed.
Original Description
The Fast Charger (FC) contactor drive circuit has shorted to ground while the contactors are requesting to be closed.
Severity Notes
CHG_f012 is classified as a Fault, indicating a critical issue in the Charger system. Do not continue driving and contact Tesla Service immediately.
Other CHG Codes
CHG_d001 The alert indicates a potential internal hardware issue with... CHG_d011 CHG_f001 The charger reports a fault at the buck stage due to a detec... CHG_f002 This alert indicates the charger boost voltage is not at the... CHG_f009 The charger's Complex Programmable Logic Device (CPLD) has d... CHG_f010 This alert is set when the charger's Complex Programmable Lo... CHG_f011 The charging hardware detected that the input voltage was to... CHG_f014 This alert indicates there is a problem in the charger coola...
View all CHG codes → Tesla alert codes sourced from the community-maintained Tesla Alerts Dictionary. This information is for educational purposes only. Always consult Tesla Service for official diagnosis and repairs.