TESLA Warning
RADC-W004
RADC_w004_ecuCrcHwError
Also written as RADC_W004 / RADC W004 / RADC_w004_ecuCrcHwError / radc_w004_ecucrchwerror
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 RADC-W004 mean?
Tesla warning code in the Radar Controller (RADC) module. This alert indicates that there is an error in the cyclic redundancy check (CRC) module of the radar.
Original Description
This alert indicates that there is an error in the cyclic redundancy check (CRC) module of the radar.
Affected Tesla Models
Model SModel XModel 3Model Y
What You May Notice
- Radar Controller alert: This alert indicates that there is an error in the cyclic redundancy check (CRC) module of the radar.
- Camera or radar sensing notification on the touchscreen
- Autopilot or active safety feature greyed out
How to Diagnose and Resolve
- 1 Check cameras and sensors for obstructions
- 2 Reboot the vehicle
- 3 Update software via Controls > Software
- 4 Schedule service if issue persists
Severity Notes
RADC-W004 is a Warning in the Radar Controller system. Schedule service soon. Monitor your vehicle for additional warnings.
Other RADC Codes
RADC_a001 Tesla alert code in the Radar Controller (RADC) module. Seco... RADC_a002 Tesla alert code in the Radar Controller (RADC) module. ADC ... RADC_a003 RADC_a004 RADC_a005 RADC_a006 RADC_a007 RADC_a008
View all RADC codes →