ESP-A008
ESP_a008_pumpMotor12VsupplyLow
Also written as ESP_A008 / ESP A008 / ESP_a008_pumpMotor12VsupplyLow / esp_a008_pumpmotor12vsupplylow
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-A008 mean?
Tesla alert code in the Electronic Stability Program (ESP) module. Voltage across pins 1 and 13 on the ESP connector below specification Voltage across pins 1 and 13 on the ESP connector meets specifications ESP Hydraulic fade compensation function is active. Vehicle does not enter ABS when master cylinder pressure exceeds 100 bar, and Ax > 6 m/s^2 Inspect braking system for degraded/faded components Brake performance is degraded, potentially due to faded brakes Lost Communication With Drive Motor Control Module External Left: Message Timeout
Original Description
Voltage across pins 1 and 13 on the ESP connector below specification Voltage across pins 1 and 13 on the ESP connector meets specifications ESP Hydraulic fade compensation function is active. Vehicle does not enter ABS when master cylinder pressure exceeds 100 bar, and Ax > 6 m/s^2 Inspect braking system for degraded/faded components Brake performance is degraded, potentially due to faded brakes Lost Communication With Drive Motor Control Module External Left: Message Timeout
Affected Tesla Models
What You May Notice
- ESP-A008 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-A008 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.