What system does FC_w159 belong to?

FC_w159 belongs to the Fast Charging (FC) system in Tesla vehicles. It is classified as a "warning" type alert in the "charging" category.

TESLA Warning

FC_w159

FC_w159_CA_wdtExpired

System

Fast Charging

Type

Warning

What does FC_w159 mean?

Tesla warning code in the Fast Charging (FC) module. This alert was formerly named FC_w159_CA_wdtExpired_PT in firmware versions prior to 2017.12. If FC_w159_CA_wdtExpired_PT appears on the vehicle or in the logs, update the vehicle firmware to the current version.

Original Description

This alert was formerly named FC_w159_CA_wdtExpired_PT in firmware versions prior to 2017.12. If FC_w159_CA_wdtExpired_PT appears on the vehicle or in the logs, update the vehicle firmware to the current version.

Severity Notes

FC_w159 is a Warning in the Fast Charging system. Schedule service soon. Monitor your vehicle for additional warnings.

Other FC Codes

FC_a001 FC_a002 FC_a065 FC_a129 FC_a130 FC_a131 FC_a132 FC_a133

View all FC 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.