EPAS3P-A134
EPAS3P_a134_motFeedFwdCounter85
Also written as EPAS3P_A134 / EPAS3P A134 / EPAS3P_a134_motFeedFwdCounter85 / epas3p_a134_motfeedfwdcounter85
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-A134 mean?
Tesla alert code in the Electric Power Steering Primary (EPAS3P) module. Motor control feed-forward correlation error counter exceeds 85% of threshold Invalid EPAS3P/S_statusCrc value received Assist disabled due to supply undervoltage Expected voltage observed (10V ~ 18V) Reduced assist and EAC inhibited
Original Description
Motor control feed-forward correlation error counter exceeds 85% of threshold Invalid EPAS3P/S_statusCrc value received Assist disabled due to supply undervoltage Expected voltage observed (10V ~ 18V) Reduced assist and EAC inhibited
Affected Tesla Models
What You May Notice
- Electric Power Steering Primary alert: Motor control feed-forward correlation error counter exceeds 85% of threshold Invalid EPAS3P/S_statusCrc value received
- Steering is functional but may feel slightly different
How to Diagnose and Resolve
- 1 Reboot the vehicle
- 2 Check for OTA software updates
- 3 Schedule service if the steering feels abnormal
Severity Notes
EPAS3P-A134 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.