VCFRONT-A258
VCFRONT_a258_resistanceEstimationRun
What does VCFRONT-A258 mean?
Tesla alert code in the Vehicle Controller Front (VCFRONT) module. The test to capture the load current, battery temperature, voltage dip, pass/fail criteria. The Intelligent Battery Sensor is failing to communicate. Loss of SPI communication to the chip. SPI communication resumed to the chip. Vehicle will not sleep, the 12V battery could be mistreated (overcharge/undercharge).
Original Description
The test to capture the load current, battery temperature, voltage dip, pass/fail criteria. The Intelligent Battery Sensor is failing to communicate. Loss of SPI communication to the chip. SPI communication resumed to the chip. Vehicle will not sleep, the 12V battery could be mistreated (overcharge/undercharge).
Severity Notes
VCFRONT-A258 is an Alert in the Vehicle Controller Front system. It is generally safe to continue driving, but have it checked at your next scheduled service.