VCRIGHT-A342
VCRIGHT_a342_rearDefrostDisabled
Also written as VCRIGHT_A342 / VCRIGHT A342 / VCRIGHT_a342_rearDefrostDisabled / vcright_a342_reardefrostdisabled
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 VCRIGHT-A342 mean?
Tesla alert code in the Vehicle Controller Right (VCRIGHT) module. Rear defrost is disabled due to unexpected current rate of change Rear defrost current rate of change higher than expected
Original Description
Rear defrost is disabled due to unexpected current rate of change Rear defrost current rate of change higher than expected
Affected Tesla Models
What You May Notice
- Vehicle Controller Right alert: Rear defrost is disabled due to unexpected current rate of change Rear defrost current rate of change higher than expect
- Some features (climate, lights, or charging) may be temporarily unavailable
- Alert notification in the Tesla app
How to Diagnose and Resolve
- 1 Perform a soft reboot (hold both scroll wheels)
- 2 Check for pending OTA software updates in Controls > Software
- 3 If multiple features remain non-functional, schedule a service appointment
Severity Notes
VCRIGHT-A342 is an Alert in the Vehicle Controller Right system. Confirm the vehicle screen and Tesla app show no driving or charging restrictions, and schedule service if the alert returns.