TESLA Alert

EPAS3P-A012

EPAS3P_a012_currentSensCalError

Also written as EPAS3P_A012 / EPAS3P A012 / EPAS3P_a012_currentSensCalError / epas3p_a012_currentsenscalerror

System
EPAS3P
Electric Power Steering Primary
Type
Alert
Category
Chassis
Severity
Alert

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 EPAS3P-A012 mean?

Tesla alert code in the Electric Power Steering Primary (EPAS3P) module. Difference between motor position sensor 1 and 2 exceeded threshold Torque sensor 1 signal not received Torque Sensor 1 signal not received by EPAS EPAS3P/S_status message not received on internal private bus EPAS3P/S_status message is not received on internal private bus EPAS3P/S_status message is received on internal private bus Gate drive voltage regulator overvoltage

Original Description

Difference between motor position sensor 1 and 2 exceeded threshold Torque sensor 1 signal not received Torque Sensor 1 signal not received by EPAS EPAS3P/S_status message not received on internal private bus EPAS3P/S_status message is not received on internal private bus EPAS3P/S_status message is received on internal private bus Gate drive voltage regulator overvoltage

Affected Tesla Models

Model 3Model Y

What You May Notice

  • Electric Power Steering Primary alert: Difference between motor position sensor 1 and 2 exceeded threshold Torque sensor 1 signal not received Torque Sensor 1
  • 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

EPAS3P-A012 is an Alert in the Electric Power Steering Primary system. Confirm the vehicle screen and Tesla app show no driving or charging restrictions, and schedule service if the alert returns.

Other EPAS3P Codes

View all EPAS3P codes →