TESLA Diagnostic

EPAS-D031

EPAS_d031_KFC_CR_RED

Also written as EPAS_D031 / EPAS D031 / EPAS_d031_KFC_CR_RED / epas_d031_kfc_cr_red

System
EPAS
EPAS
Type
Diagnostic
Category
Network
Severity
Diagnostic / Info

Why does the exact Tesla alert ID matter?

Record the exact alert ID, including underscores, suffixes, and companion alerts. Tesla alerts that look similar can point to different modules, timestamps, and service procedures.

What does EPAS-D031 mean?

Tesla diagnostic code in the EPAS (EPAS) module. Chatter has been detected, and the chatter reduction is active. This error is entered when the power is less than 40% due to the support chatter counter.

Original Description

Chatter has been detected, and the chatter reduction is active. This error is entered when the power is less than 40% due to the support chatter counter.

Affected Tesla Models

Model SModel XModel 3Model Y

What You May Notice

  • EPAS alert: Chatter has been detected, and the chatter reduction is active. This error is entered when the power is less than 40% du
  • Steering is functional but may feel slightly different

How to Diagnose and Resolve

  1. 1 Reboot the vehicle
  2. 2 Check for OTA software updates
  3. 3 Schedule service if the steering feels abnormal

Severity Notes

EPAS-D031 is a diagnostic or informational code in the EPAS system. Typically no immediate action is required.

Other EPAS Codes

View all EPAS codes →