TESLA Diagnostic

EPAS3S-D073

EPAS3S_d073_motParEstError

Also written as EPAS3S_D073 / EPAS3S D073 / EPAS3S_d073_motParEstError / epas3s_d073_motparesterror

System
EPAS3S
Electric Power Steering Secondary
Type
Diagnostic
Category
Chassis
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 EPAS3S-D073 mean?

Tesla diagnostic code in the Electric Power Steering Secondary (EPAS3S) module. This alert is expected to set every time during power-up in some parts. The reason this alert sets is because hardware-specific motor parameters are outside of the range expected by the firmware. This alert does not have any impact on electric power assisted steering (EPAS) functionality, it is mostly informational. ?

Original Description

This alert is expected to set every time during power-up in some parts. The reason this alert sets is because hardware-specific motor parameters are outside of the range expected by the firmware. This alert does not have any impact on electric power assisted steering (EPAS) functionality, it is mostly informational. ?

Affected Tesla Models

Model 3Model Y

What You May Notice

  • Electric Power Steering Secondary alert: This alert is expected to set every time during power-up in some parts. The reason this alert sets is because hardware-s
  • 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

EPAS3S-D073 is a diagnostic or informational code in the Electric Power Steering Secondary system. Typically no immediate action is required.

Other EPAS3S Codes

EPAS3S_a001 EPAS3S_a002 EPAS3S_a003 EPAS3S_a004 EPAS3S_a005 EPAS3S_a006 EPAS3S_a007 EPAS3S_a008
View all EPAS3S codes →