APS-W041
APS_w041_autopilotRateSaturated
Also written as APS_W041 / APS W041 / APS_w041_autopilotRateSaturated / aps_w041_autopilotratesaturated
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 APS-W041 mean?
Tesla warning code in the Autopilot System (APS) module. Warns if APS fails to receive one or more CAN msgs from EPBL on Vehicle Bus APS fails to receive one or more CAN msgs from EPBL on Vehicle Bus APS starts receiving all CAN msgs from EPBL Warns if APS fails to receive one or more CAN msgs from VCLEFT on Vehicle Bus APS fails to receive one or more CAN msgs from VCLEFT on Vehicle Bus APS starts receiving all CAN msgs from VCLEFT Warns if APS fails to receive one or more CAN msgs from Primary EPAS3 on Party Bus APS fails to receive one or more CAN msgs from Primary EPAS3 on Party Bus APS starts receiving all CAN msgs from Primary EPAS3 APS doesnt receive EPAS msgs for more than 10 cycles APS starts receiving msgs from EPAS SMS/SMS UART communication failure ACC Unavailable - Camera Blind APS doesnt receive DI msgs for more than 10 cycles APS starts receiving msgs from DI Warns if expected park ecu fw version does not match the actual park ecu fw version Expected park ecu fw version does not match the actual park ecu fw version Park ecu fw is updated to match the expected park ecu fw version Autopark and summon functions will be disabled Warns if Primary autopilot fw version doesnt match the APS fw version Primary autopilot fw version doesnt match the APS fw version APS and/or APP fw is updated to match the vehicle fw version
Original Description
Warns if APS fails to receive one or more CAN msgs from EPBL on Vehicle Bus APS fails to receive one or more CAN msgs from EPBL on Vehicle Bus APS starts receiving all CAN msgs from EPBL Warns if APS fails to receive one or more CAN msgs from VCLEFT on Vehicle Bus APS fails to receive one or more CAN msgs from VCLEFT on Vehicle Bus APS starts receiving all CAN msgs from VCLEFT Warns if APS fails to receive one or more CAN msgs from Primary EPAS3 on Party Bus APS fails to receive one or more CAN msgs from Primary EPAS3 on Party Bus APS starts receiving all CAN msgs from Primary EPAS3 APS doesnt receive EPAS msgs for more than 10 cycles APS starts receiving msgs from EPAS SMS/SMS UART communication failure ACC Unavailable - Camera Blind APS doesnt receive DI msgs for more than 10 cycles APS starts receiving msgs from DI Warns if expected park ecu fw version does not match the actual park ecu fw version Expected park ecu fw version does not match the actual park ecu fw version Park ecu fw is updated to match the expected park ecu fw version Autopark and summon functions will be disabled Warns if Primary autopilot fw version doesnt match the APS fw version Primary autopilot fw version doesnt match the APS fw version APS and/or APP fw is updated to match the vehicle fw version
Affected Tesla Models
What You May Notice
- Autopilot System alert: Warns if APS fails to receive one or more CAN msgs from EPBL on Vehicle Bus APS fails to receive one or more CAN msgs fr
- Camera or sensor obstruction notification on the touchscreen
- Autopilot features greyed out in the drive settings menu
How to Diagnose and Resolve
- 1 Check all cameras and sensors for dirt, ice, or obstructions — clean if needed
- 2 Reboot the vehicle
- 3 Check for OTA updates (Autopilot improvements are frequently delivered OTA)
- 4 Schedule service if Autopilot remains unavailable after cleaning and rebooting
Severity Notes
APS-W041 is a Warning in the Autopilot System system. Schedule service soon. Monitor your vehicle for additional warnings.