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USM_a230 — S4 Init Error

Full alert identifier: USM_a230_s4InitError

Alert description

Alert indicating that there has been an init issue related to the sensor

Potential impact

Sensor function will be impaired, park assist features will be disabled.

Set condition

When any error bit is set by the sensor

Clear condition

When the error condition is no longer present

Signals to check

These diagnostic fields are associated with USM_a230. Check the alert's Payload in Service Mode Plus for available values.

Signal Unit
Atg Noise Meas Out Of Range USM_a230_atgNoiseMeasOutOfRange —
Cap Loss Vdda Out Of Range USM_a230_capLossVddaOutOfRange —
Cap Loss Vddd Out Of Range USM_a230_capLossVdddOutOfRange —
Crc Mismatch In Eeprom USM_a230_crcMismatchInEeprom —
Crc Mismatch In Otp USM_a230_crcMismatchInOtp —
Crc Mismatch In Ram USM_a230_crcMismatchInRam —
Crc Mismatch In Sysrom USM_a230_crcMismatchInSysrom —
Crc Of Received Cmd Invalid USM_a230_crcOfReceivedCmdInvalid —
Show 26 more fields
Signal Unit
Drv 1 Fail During Burst USM_a230_drv1FailDuringBurst —
Drv 2 Fail During Burst USM_a230_drv2FailDuringBurst —
Drvs Fail During Burst USM_a230_drvsFailDuringBurst —
Eeprom Prog Buys USM_a230_eepromProgBuys —
Eeprom Prog Fail USM_a230_eepromProgFail —
Invalid Start Edge USM_a230_invalidStartEdge —
Num Atg Noise Errors Since Init USM_a230_numAtgNoiseErrorsSinceInit —
Num Invalid Start Edge Since Init USM_a230_numInvalidStartEdgeSinceInit —
Otp Crc Error USM_a230_otpCrcError —
Over Volt At Vtank During Burst USM_a230_overVoltAtVtankDuringBurst —
Password Wrong USM_a230_passwordWrong —
Pdcm Pulse Invalid USM_a230_pdcmPulseInvalid —
Receiver Reached Error State USM_a230_receiverReachedErrorState —
Reference Volt Out Of Range USM_a230_referenceVoltOutOfRange —
Reset USM_a230_reset —
Sram Parity Err USM_a230_sramParityErr —
Sync Count Error USM_a230_syncCountError —
Temp Sens Out Of Range USM_a230_tempSensOutOfRange —
Time Int Between 2 Pulses Err USM_a230_timeIntBetween2PulsesErr —
Trim Reg Parity Err USM_a230_trimRegParityErr —
Under Volt At Vtank During Burst USM_a230_underVoltAtVtankDuringBurst —
Vddd Volt Out Of Range USM_a230_vdddVoltOutOfRange —
Verification Of Config And Calc Params Fail USM_a230_verificationOfConfigAndCalcParamsFail —
Vref Vold Of Otp Out Of Range USM_a230_vrefVoldOfOtpOutOfRange —
Vsup Volt Out Of Range USM_a230_vsupVoltOutOfRange —
Wdg Clock Freq Out Of Range USM_a230_wdgClockFreqOutOfRange —

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With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of USM_a230.

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