PCS-A092
PCS_a092_chgPowerLimitedByBusRipple
Also written as PCS_A092 / PCS A092 / PCS_a092_chgPowerLimitedByBusRipple / pcs_a092_chgpowerlimitedbybusripple
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-A092 mean?
Tesla alert code in the Power Conversion System (PCS) module. Charging power is limited due to bus voltage ripple, suspected electrolytic capacitor degradation
Original Description
Charging power is limited due to bus voltage ripple, suspected electrolytic capacitor degradation
Affected Tesla Models
What You May Notice
- Power Conversion System alert: Charging power is limited due to bus voltage ripple, suspected electrolytic capacitor degradation
- 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-A092 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.