Is APP_W234 the same as APP-W234?

Yes. APP_W234, APP W234, and APP-W234 are alternate spellings of the same Tesla alert code. Also written as: APP-W234, APP_W234, APP W234, APP_w234_activeSafetyTelemetry, app_w234_activesafetytelemetry.

What symptoms can APP-W234 cause?

Application Layer alert: Logging alert for new calibration data Clears when new calibration is available Can engage autopilot if all cameras are Touchscreen may show an error for one or more apps or settings Feature may restore itself after a reboot

What should I check for APP-W234?

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

Is it safe to drive with APP-W234?

🟡 Check the vehicle display for drive or charge restrictions and schedule service promptly.

TESLA Warning

APP-W234

APP_w234_activeSafetyTelemetry

Also written as APP_W234 / APP W234 / APP_w234_activeSafetyTelemetry / app_w234_activesafetytelemetry

System

APP

Application Layer

Type

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-W234 mean?

Tesla warning code in the Application Layer (APP) module. Logging alert for new calibration data Clears when new calibration is available Can engage autopilot if all cameras are calibrated Park ECU firmware version mismatch Firmware version sent by park ecu doesn't match version expected by AP ecu OTA again with correct package Autopark and other AP features are not available ACC (adaptive cruise control) Unavailable - Object In Path Pedestrian is present in ego's lane or front ultrasonics are blocked Temporarily cleared after 6 seconds

Original Description

Logging alert for new calibration data Clears when new calibration is available Can engage autopilot if all cameras are calibrated Park ECU firmware version mismatch Firmware version sent by park ecu doesn't match version expected by AP ecu OTA again with correct package Autopark and other AP features are not available ACC (adaptive cruise control) Unavailable - Object In Path Pedestrian is present in ego's lane or front ultrasonics are blocked Temporarily cleared after 6 seconds

Affected Tesla Models

Model SModel XModel 3Model YCybertruck

What You May Notice

Application Layer alert: Logging alert for new calibration data Clears when new calibration is available Can engage autopilot if all cameras are
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 Perform a soft reboot (hold both scroll wheels for ~10 seconds)
2 Check for pending OTA software updates
3 If the issue persists, schedule a service appointment

Severity Notes

APP-W234 is a Warning in the Application Layer system. Schedule service soon. Monitor your vehicle for additional warnings.

Other APP Codes

APP_w002 APP_w003 APP_w004 Tesla warning code in the Application Layer (APP) module. AC... APP_w005 APP_w006 APP_w007 APP_w008 APP_w009 Tesla warning code in the Application Layer (APP) module. AE...

View all APP codes →