ESP-A087
ESP_a087_BrakeSwitchImplausible3
Also written as ESP_A087 / ESP A087 / ESP_a087_BrakeSwitchImplausible3 / esp_a087_brakeswitchimplausible3
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 ESP-A087 mean?
Tesla alert code in the Electronic Stability Program (ESP) module. Brake Pedal Switch Plausibility monitor against master cylinder pressure sensor failed. Master cylinder pressure rise is not correlated with switch state Check BLS mounting, reporting status, and harness integrity. Run Toolbox Brake Line Switch test, replace BLS if necessary. Degrades automatic braking functionality Invalid Data Received From VCFRONT Control Module: Data Length Code, Checksum or Parity invalid
Original Description
Brake Pedal Switch Plausibility monitor against master cylinder pressure sensor failed. Master cylinder pressure rise is not correlated with switch state Check BLS mounting, reporting status, and harness integrity. Run Toolbox Brake Line Switch test, replace BLS if necessary. Degrades automatic braking functionality Invalid Data Received From VCFRONT Control Module: Data Length Code, Checksum or Parity invalid
Affected Tesla Models
What You May Notice
- ESP-A087 may appear with another Tesla alert in the Electronic Stability Program (ESP) system.
- The vehicle may limit charging, driving, comfort, or safety features depending on the active alerts.
- The alert may clear after sleep, but recurring alerts should be treated as service-relevant.
How to Diagnose and Resolve
- 1 Reboot the vehicle by holding both scroll wheels
- 2 Check for available OTA software updates
- 3 If alert persists after reboot, schedule a service appointment
Severity Notes
ESP-A087 is an Alert in the Electronic Stability Program system. Confirm the vehicle screen and Tesla app show no driving or charging restrictions, and schedule service if the alert returns.