VCLEFT_a599 — LV Battery Type Unsupported

Full alert identifier: VCLEFT_a599_LVBatteryTypeUnsupported

Message shown in the car

Low voltage battery configuration error detected Schedule service to update vehicle configuration

Alert description

The low voltage (LV) battery type reported by the vehicle gateway (GTW) configuration is a battery type not supported by this controller / firmware.

Potential impact

The LV battery system will not be updated to support the new configuration reported by the GTW configuration value. LV battery performance may be limited. LV battery support for vehicle electrical systems may be limited or unavailable.

Set condition

The LV battery type indicated by the GTW configuration value is an LV battery type not supported by this controller / firmware.

Clear condition

The LV battery type reported by the GTW configuration is an LV battery type supported by this controller / firmware. This can happen if the GTW configuration is updated to a supported battery type, or after a firmware update. If this does not work, the hardware combination (LV battery / vehicle controller) may be incorrect.

Signals to check

These diagnostic fields are associated with VCLEFT_a599. Check the alert's Payload in Service Mode Plus for available values.

Signal	Unit
GTW Twelve V Battery Type `VCLEFT_a599_GTW_twelveVBatteryType` 2 CATL LI ION	—
Factory Gated `VCLEFT_a599_factoryGated`	—
Frunk Open `VCLEFT_a599_frunkOpen`	—
Initial LV Battery Type `VCLEFT_a599_initialLVBatteryType` 0 UNKNOWN 1 ATLASBX B24 FLOODED 2 CLARIOS B24 FLOODED 3 CATL LI ION 4 TESLA 16V LI ION 5 TESLA 48V LI ION	—
New LV Battery Type `VCLEFT_a599_newLVBatteryType` 0 UNKNOWN 1 ATLASBX B24 FLOODED 2 CLARIOS B24 FLOODED 3 CATL LI ION 4 TESLA 16V LI ION 5 TESLA 48V LI ION	—
Service Mode `VCLEFT_a599_serviceMode`	—

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of VCLEFT_a599.