Skip to content

USM_a251 — S12 Hw Com Err Diagnostics

Full alert identifier: USM_a251_s12HwComErrDiagnostics

Alert description

Alert containing diagnostic information for hardware and communication errors reported by the sensor

Potential impact

This information is not available in the alert reference.

Set condition

This information is not available in the alert reference.

Clear condition

This information is not available in the alert reference.

Signals to check

These diagnostic fields are associated with USM_a251. Check the alert's Payload in Service Mode Plus for available values.

Signal Unit
Atg Noise Meas Out Of Range USM_a251_atgNoiseMeasOutOfRange —
Cap Loss Vdda Out Of Range USM_a251_capLossVddaOutOfRange —
Cap Loss Vddd Out Of Range USM_a251_capLossVdddOutOfRange —
Crc Mismatch In Eeprom USM_a251_crcMismatchInEeprom —
Crc Mismatch In Otp USM_a251_crcMismatchInOtp —
Crc Mismatch In Ram USM_a251_crcMismatchInRam —
Crc Mismatch In Sysrom USM_a251_crcMismatchInSysrom —
Crc Of Received Cmd Invalid USM_a251_crcOfReceivedCmdInvalid —
Show 26 more fields
Signal Unit
Drv 1 Fail During Burst USM_a251_drv1FailDuringBurst —
Drv 2 Fail During Burst USM_a251_drv2FailDuringBurst —
Drvs Fail During Burst USM_a251_drvsFailDuringBurst —
Eeprom Prog Buys USM_a251_eepromProgBuys —
Eeprom Prog Fail USM_a251_eepromProgFail —
Invalid Start Edge USM_a251_invalidStartEdge —
Num Atg Noise Errors Since Init USM_a251_numAtgNoiseErrorsSinceInit —
Num Invalid Start Edge Since Init USM_a251_numInvalidStartEdgeSinceInit —
Otp Crc Error USM_a251_otpCrcError —
Over Volt At Vtank During Burst USM_a251_overVoltAtVtankDuringBurst —
Password Wrong USM_a251_passwordWrong —
Pdcm Pulse Invalid USM_a251_pdcmPulseInvalid —
Receiver Reached Error State USM_a251_receiverReachedErrorState —
Reference Volt Out Of Range USM_a251_referenceVoltOutOfRange —
Reset USM_a251_reset —
Sram Parity Err USM_a251_sramParityErr —
Sync Count Error USM_a251_syncCountError —
Temp Sens Out Of Range USM_a251_tempSensOutOfRange —
Time Int Between 2 Pulses Err USM_a251_timeIntBetween2PulsesErr —
Trim Reg Parity Err USM_a251_trimRegParityErr —
Under Volt At Vtank During Burst USM_a251_underVoltAtVtankDuringBurst —
Vddd Volt Out Of Range USM_a251_vdddVoltOutOfRange —
Verification Of Config And Calc Params Fail USM_a251_verificationOfConfigAndCalcParamsFail —
Vref Vold Of Otp Out Of Range USM_a251_vrefVoldOfOtpOutOfRange —
Vsup Volt Out Of Range USM_a251_vsupVoltOutOfRange —
Wdg Clock Freq Out Of Range USM_a251_wdgClockFreqOutOfRange —

Check other alerts

With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of USM_a251.

Browse all USM alert codes