Model Y

EPASTS_a135 — Tmpsfetj Calculation Overflow Err

Full alert identifier: EPASTS_a135_tmpsfetjCalculationOverflowErr

Alert description

This alert is reported by the TemperatureModelPSFETJunction (TMPSFETJ) components when checking overflow of possible values of estimated temperatures. Possible values are calculated according to defined data constraints.

Potential impact

EPAS uses not reliable estimations for temperature.

Set condition

Overflow of possible values of estimated temperatures.

Clear condition

EPAS power cycle.

Signals to check

These diagnostic fields are associated with EPASTS_a135. Check the alert's Payload in Service Mode Plus for available values.

Signal	Unit
Debug Info `EPASTS_a135_debugInfo`	—

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of EPASTS_a135.

EPASTS_a167 — Iccd1 Err Queue Overflow EPASTS_a167_iccd1ErrQueueOverflow This alert is reported by the InterCoreCommunicationDriver_C1_R12 (ICCD1) component when the ErrorMessages that are transfered between the MCU Cores are overflowed -> Communication between the Cores is not working correctly. (Core1 SW prob…
EPASTS_a050 — Erl Err EPASTS_a050_erlErr This alert is reported by the ErrorLogger (ERL) component when the internal general error logging buffer overflowed.
EPASTS_a098 — Inv Err EPASTS_a098_invErr This alert is reported by the InverterDiagnostics_R12 (INV) component if the reconstructed Alpha or Beta vectors are different from the actual Alpha or Beta vectors. This diagnostic compares the input and output of the inverter component.…
EPASTS_a140 — Imcm Configuration Err EPASTS_a140_imcmConfigurationErr This alert is reported in case of an Inter-MCU configuration mismatch between two ECU side.
EPASTS_a203 — Ctc Interface Err EPASTS_a203_ctcInterfaceErr This alert is reported by the ColumnTorqueController_R12 (CTC) component when there is a problem with one of the necessary inputs of the column torque controller. Column Torque Controller is not able to calculate assist torque.

Browse all EPASTS alert codes