TESLA Warning

APP-W171

APP_w171_appHighCoolantFlowReq

Also written as APP_W171 / APP W171 / APP_w171_appHighCoolantFlowReq / app_w171_apphighcoolantflowreq

System
APP
Application Layer
Type
Warning
Category
Network
Severity
Warning

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 APP-W171 mean?

Tesla warning code in the Application Layer (APP) module. APP temperature above threshold. Requested high coolant flow AP board temperature is over a certain threshold AP board temperature falls below a threshold Can potentially cause AP board to shutdown One or more of the hold conditions in payload are met AP telemetry system failing to upload data Unable to upload telemetry data like snapshots/clips Forward camera pitch is out of bounds Forward camera pitch is out of bounds. Thresholds vary based on the vehicle platform Forward collision warning safety feature is not available

Original Description

APP temperature above threshold. Requested high coolant flow AP board temperature is over a certain threshold AP board temperature falls below a threshold Can potentially cause AP board to shutdown One or more of the hold conditions in payload are met AP telemetry system failing to upload data Unable to upload telemetry data like snapshots/clips Forward camera pitch is out of bounds Forward camera pitch is out of bounds. Thresholds vary based on the vehicle platform Forward collision warning safety feature is not available

Affected Tesla Models

Model SModel XModel 3Model YCybertruck

What You May Notice

  • Application Layer alert: APP temperature above threshold. Requested high coolant flow AP board temperature is over a certain threshold AP board t
  • Touchscreen may show an error for one or more apps or settings
  • Feature may restore itself after a reboot

How to Diagnose and Resolve

  1. 1 Perform a soft reboot (hold both scroll wheels for ~10 seconds)
  2. 2 Check for pending OTA software updates
  3. 3 If the issue persists, schedule a service appointment

Severity Notes

APP-W171 is a Warning in the Application Layer system. Schedule service soon. Monitor your vehicle for additional warnings.

Other APP Codes

View all APP codes →