TESLA Fault

CHGS_f118

CHGS_f118_VDiffHwRationality

System
CHGS
CHGS
Type
Fault
Category
Network
Severity
Fault (Critical)

What does CHGS_f118 mean?

Tesla fault code in the CHGS (CHGS) module. The Voltage Differential Rationality Check fails, which is possibly due to a failed isolator between the phases or a failed signal line for the voltage differential.This alert can be present when the contactors are closed or opened.

Original Description

The Voltage Differential Rationality Check fails, which is possibly due to a failed isolator between the phases or a failed signal line for the voltage differential.This alert can be present when the contactors are closed or opened.

Severity Notes

CHGS_f118 is classified as a Fault, indicating a critical issue in the CHGS system. Do not continue driving and contact Tesla Service immediately.

Other CHGS Codes

View all CHGS 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.