TESLA Warning

APP-W040

APP_w040_autopilotAngleSaturated

Also written as APP_W040 / APP W040 / APP_w040_autopilotAngleSaturated / app_w040_autopilotanglesaturated

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-W040 mean?

Tesla warning code in the Application Layer (APP) module. Autosteer steering angle control is saturated, an audible chime is played Steering angle control requested by control algorithm is more then max permissible steering angle at that speed Should clear once AP is disengaged Autosteer is temporarily disabled Backup camera initialization failed Adaptive cruise control (ACC) is disabled ACC unavailable due to fault, radar blindness, or camera pitch, calbration or blockage issue. Will clear when ACC is available again.

Original Description

Autosteer steering angle control is saturated, an audible chime is played Steering angle control requested by control algorithm is more then max permissible steering angle at that speed Should clear once AP is disengaged Autosteer is temporarily disabled Backup camera initialization failed Adaptive cruise control (ACC) is disabled ACC unavailable due to fault, radar blindness, or camera pitch, calbration or blockage issue. Will clear when ACC is available again.

Affected Tesla Models

Model SModel XModel 3Model YCybertruck

What You May Notice

  • Application Layer alert: Autosteer steering angle control is saturated, an audible chime is played Steering angle control requested by control al
  • 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-W040 is a Warning in the Application Layer system. Schedule service soon. Monitor your vehicle for additional warnings.

Other APP Codes

View all APP codes →