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

CHGS_d001 The alert indicates a potential internal hardware issue with... CHGS_d011 CHGS_f083 The alert is set if all phases have used up their retries an... CHGS_f114 This alert indicates that the phase enabled state for a part... CHGS_f116 The Slave Charger (CHGS) is detecting an over-temperature co... CHGS_w083 The alert is set if all phases have used up their retries an... CHGS_w124 There is a version mismatch....
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.