PCS-A101
PCS_a101_phMachineModelIrrational
Also written as PCS_A101 / PCS A101 / PCS_a101_phMachineModelIrrational / pcs_a101_phmachinemodelirrational
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 PCS-A101 mean?
Tesla alert code in the Power Conversion System (PCS) module. The machine model running on a power conversion module detects one or more irrational behavior(s)
Original Description
The machine model running on a power conversion module detects one or more irrational behavior(s)
Affected Tesla Models
What You May Notice
- Power Conversion System alert: The machine model running on a power conversion module detects one or more irrational behavior(s)
- DC-DC converter issue may affect 12V system (lights, accessories)
- Alert shown in the Tesla app
How to Diagnose and Resolve
- 1 Reboot the vehicle
- 2 Check if 12V accessories (lights, door handles) are behaving normally
- 3 Schedule a Tesla Service appointment for PCS inspection
Severity Notes
PCS-A101 is an Alert in the Power Conversion System system. Confirm the vehicle screen and Tesla app show no driving or charging restrictions, and schedule service if the alert returns.