ESP-A087
ESP_a087_BrakeSwitchImplausible3
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
Severity Notes
ESP-A087 is an Alert in the Electronic Stability Program system. It is generally safe to continue driving, but have it checked at your next scheduled service.