Front vehicle controller alerts
Browse 131 VCFRONT1 alert codes and open an entry for its description and recorded conditions.
VCFRONT1 alert codes
Showing 51–100 of 131
- VCFRONT1_a105 — TAS MIA VCFRONT1_a105_TAS_MIA One or more of the messages the vehicle controller receives periodically from the Tesla Air Suspension (TAS) electronic control unit (ECU) is not received, indicating the TAS ECU may be unavailable (MIA).
- VCFRONT1_a106 — PCS MIA VCFRONT1_a106_PCS_MIA One or more of the messages the vehicle controller receives periodically from the power conversion system (PCS) electronic control unit (ECU) is not received, indicating the PCS ECU may be unavailable (MIA).
- VCFRONT1_a107 — BMS MIA VCFRONT1_a107_BMS_MIA One or more of the messages the vehicle controller receives periodically from the high voltage (HV) Battery Management System (BMS) electronic control unit (ECU) is not received, indicating the BMS ECU may be unavailable (MIA).
- VCFRONT1_a108 — DIF MIA VCFRONT1_a108_DIF_MIA One or more of the messages the vehicle controller receives periodically from the front drive inverter (DIF) electronic control unit (ECU) is not received, indicating the DIF ECU may be unavailable (MIA).
- VCFRONT1_a109 — RCM MIA VCFRONT1_a109_RCM_MIA One or more of the messages the vehicle controller receives periodically from the Restraint Control Module (RCM) electronic control unit (ECU) is not received, indicating the RCM ECU may be unavailable (MIA).
- VCFRONT1_a110 — GTW MIA VCFRONT1_a110_GTW_MIA One or more expected Controller Area Network (CAN) messages from the vehicle gateway (GTW) was not received. Vehicle functions that depend on CAN messages from the GTW may be unavailable, or their performance may be affected.
- VCFRONT1_a111 — EPBR MIA VCFRONT1_a111_EPBR_MIA One or more of the messages the vehicle controller receives periodically from the right Electronic Park Brake (EPBR) electronic control unit (ECU) is not received, indicating the EPBR ECU may be unavailable (MIA).
- VCFRONT1_a112 — EPBL MIA VCFRONT1_a112_EPBL_MIA One or more of the messages the vehicle controller receives periodically from the left Electronic Park Brake (EPBL) electronic control unit (ECU) is not received, indicating the EPBL ECU may be unavailable (MIA).
- VCFRONT1_a113 — UI MIA VCFRONT1_a113_UI_MIA One or more of the expected CAN messages from UI were not received.
- VCFRONT1_a114 — ESP MIA VCFRONT1_a114_ESP_MIA One or more expected Controller Area Network (CAN) messages from the Electronic Stability Program (ESP) electronic control unit (ECU) was not received. Stability and traction control functions may be unavailable, or their performance may b…
- VCFRONT1_a115 — VCSEC MIA VCFRONT1_a115_VCSEC_MIA One or more of the messages the vehicle controller receives periodically from the vehicle security controller (VCSEC) is not received, indicating the VCSEC may be unavailable (MIA).
- VCFRONT1_a116 — VCRIGHT MIA VCFRONT1_a116_VCRIGHT_MIA One or more of the messages the vehicle controller receives periodically from the right vehicle controller (VCRIGHT) is not received, indicating the VCRIGHT may be unavailable (MIA).
- VCFRONT1_a117 — VCLEFT MIA VCFRONT1_a117_VCLEFT_MIA One or more of the messages the vehicle controller receives periodically from the left vehicle controller (VCLEFT) is not received, indicating the VCLEFT may be unavailable (MIA).
- VCFRONT1_a118 — VCFRONT MIA VCFRONT1_a118_VCFRONT_MIA One or more of the messages the vehicle controller receives periodically from the front vehicle controller (VCFRONT) is not received, indicating the VCFRONT may be unavailable (MIA).
- VCFRONT1_a119 — SCCM MIA VCFRONT1_a119_SCCM_MIA One or more of the messages the vehicle controller receives periodically from the Steering Column Control Module (SCCM) is not received, indicating the SCCM may be unavailable (MIA).
- VCFRONT1_a120 — DI DRIVE MIA VCFRONT1_a120_DI_DRIVE_MIA One or more of the messages the vehicle controller receives periodically from the drive interface (DI) electronic control unit (ECU) is not received while the vehicle is in Drive, indicating the DI ECU may be unavailable (MIA).
- VCFRONT1_a122 — ICR MIA VCFRONT1_a122_ICR_MIA One or more expected controller area network (CAN) messages from the interior cabin radar (ICR) electronic control unit (ECU) was not received.
- VCFRONT1_a124 — BB MIA VCFRONT1_a124_BB_MIA One or more of the messages the vehicle controller receives periodically from the Brake Booster (BB) is not received, indicating the BB may be unavailable (MIA).
- VCFRONT1_a125 — SCCM MIA VCFRONT1_a125_SCCM_MIA One or more of the messages the vehicle controller receives periodically from the Steering Column Control Module (SCCM) is not received, indicating the SCCM may be unavailable (MIA).
- VCFRONT1_a126 — EPAS3P MIA VCFRONT1_a126_EPAS3P_MIA One or more of the messages the vehicle controller receives periodically from the Primary Electronic Power-Assisted Steering (EPAS3P) electronic control unit (ECU) is not received, indicating the EPAS3P ECU may be unavailable (MIA).
- VCFRONT1_a127 — iBooster eFuse Trip VCFRONT1_a127_iBoosterEFuseTrip The front vehicle controller (VCFRONT) has opened the Low Voltage (LV) power feed circuit (eFuse) to the electromechanical brake booster (iBooster / IBST) controller, interrupting power supply to the iBooster (IBST).
- VCFRONT1_a128 — Vcright eFuse Trip VCFRONT1_a128_vcrightEFuseTrip The front vehicle controller (VCFRONT) has opened the Low voltage (LV) power feed circuit (eFuse) to the right vehicle controller (VCRIGHT), interrupting power supply to VCRIGHT.
- VCFRONT1_a129 — Pcs eFuse Trip VCFRONT1_a129_pcsEFuseTrip The front vehicle controller (VCFRONT) has opened the Low Voltage (LV) power feed circuit (eFuse) to the Power Conversion System (PCS), interrupting power supply to the PCS.
- VCFRONT1_a130 — Autopilot2 eFuse Trip VCFRONT1_a130_autopilot2EFuseTrip The front vehicle controller (VCFRONT) has opened the Low Voltage (LV) power feed circuit (eFuse) to the Autopilot 2 system, interrupting power supply to Autopilot 2.
- VCFRONT1_a131 — PCSCOMMON MIA VCFRONT1_a131_PCSCOMMON_MIA One or more of the messages the vehicle controller receives periodically from the power conversion system common interface (PCSCOMMON) electronic control unit (ECU) is not received, indicating the PCSCOMMON ECU may be unavailable (MIA).
- VCFRONT1_a132 — Epas2 eFuse Trip VCFRONT1_a132_epas2EFuseTrip The front vehicle controller (VCFRONT) has opened the Low Voltage (LV) power feed circuit (eFuse) to the Electronic Power Steering Controller System 2 (EPAS2), interrupting power supply to EPAS2.
- VCFRONT1_a133 — BRAKE MIA VCFRONT1_a133_BRAKE_MIA One or more of the messages the vehicle controller receives periodically from the brakes electronic control unit (ECU) is not received, indicating the BRAKE ECU may be unavailable (MIA).
- VCFRONT1_a134 — Hv Contactors eFuse Trip VCFRONT1_a134_hvContactorsEFuseTrip The front vehicle controller (VCFRONT) detects an eFuse overcurrent event (or a trip) on the High Voltage (HV) Contactors power feed.
- VCFRONT1_a135 — Left Headlight eFuse Trip VCFRONT1_a135_leftHeadlightEFuseTrip The front vehicle controller (VCFRONT) detects an eFuse overcurrent event (or a trip) on the left headlight power feed.
- VCFRONT1_a144 — EPAS3S MIA VCFRONT1_a144_EPAS3S_MIA One or more of the messages the vehicle controller receives periodically from the Primary Electronic Power-Assisted Steering (EPAS3S) electronic control unit (ECU) is not received, indicating the EPAS3S ECU may be unavailable (MIA).
- VCFRONT1_a164 — eFuse Lckout Missing VCFRONT1_a164_eFuseLckoutMissing The front vehicle controller (VCFRONT) detects the voltage on the lockout circuit is not high enough when the right vehicle controller (VCRIGHT) reports the lockout circuit active, indicating the eFuse lockout is not successfully asserted.
- VCFRONT1_a165 — Unxpctd eFuse Lckout VCFRONT1_a165_unxpctdEFuseLckout The front vehicle controller (VCFRONT) detects an eFuse lockout is active (via voltage measurement of the lockout circuit) when the right vehicle controller (VCRIGHT) is not reporting an eFuse lockout is active.
- VCFRONT1_a177 — Mcu Audio eFuse Trip VCFRONT1_a177_mcuAudioEFuseTrip The Media Control Unit (MCU) audio eFuse has tripped, making audio unavailable.
- VCFRONT1_a188 — Sleep Failed VCFRONT1_a188_sleepFailed The vehicle controller was not able to go to sleep.
- VCFRONT1_a191 — Exit Drive Domain Down VCFRONT1_a191_exitDriveDomainDown A condition with the Low Voltage (LV) system requires the vehicle to come to a stop immediately. The vehicle is entering a graceful power-off (GPO) to exit drive. One or more alerts will be present to indicate that condition.
- VCFRONT1_a204 — Undervoltage Loadshed Triggered VCFRONT1_a204_undervoltageLoadshedTriggered Undervoltage loadshed protection initiated on the Front Vehicle Controller (VCFRONT). Low Voltage (LV) bridge is expected to be open until the protection clears.
- VCFRONT1_a205 — Overvoltage Protection Triggered VCFRONT1_a205_overvoltageProtectionTriggered Overvoltage bridge protection initiated on the FRONT Vehicle Controller (VCFRONT). Low Voltage (LV) bridge is expected to be open until the protection clears.
- VCFRONT1_a214 — Open Circuit Detected VCFRONT1_a214_openCircuitDetected Current was not seen flowing through the a harness connection
- VCFRONT1_a216 — Power Cutoff Imminent VCFRONT1_a216_powerCutoffImminent The front vehicle controller (VCFRONT) detects a power draw higher than expected from the left or right vehicle controller (VCLEFT / VCRIGHT) while in DRIVE or during a DC charging session.
- VCFRONT1_a220 — LV Unhealthy VCFRONT1_a220_LVUnhealthy The LV system power or protection are compromised, driving is not recommended
- VCFRONT1_a223 — Bridge Overvoltage Self Test Failure VCFRONT1_a223_bridgeOvervoltageSelfTestFailure The bridge overvoltage self-test on the Front Vehicle Controller (VCFRONT) is unsuccessful.
- VCFRONT1_a229 — LV Health Compromised VCFRONT1_a229_LVHealthCompromised The Low-Voltage (LV) system reports an unhealthy state that may lead to compromised system power or protection.
- VCFRONT1_a230 — Autopilot2 eFuse Trip During OTA VCFRONT1_a230_autopilot2EFuseTripDuringOTA The front vehicle controller (VCFRONT) has opened the Low Voltage (LV) power feed circuit (eFuse) to the Autopilot 2 system during an Over-the-Air (OTA) update, interrupting power supply to Autopilot 2.
- VCFRONT1_a249 — Pcs Ov Clamp Tripped VCFRONT1_a249_pcsOvClampTripped The Power Conversion System (PCS) overvoltage clamp protection is initiated on the Front Vehicle Controller (VCFRONT).
- VCFRONT1_a250 — Pcs Ov Shutdown Tripped VCFRONT1_a250_pcsOvShutdownTripped The Power Conversion System (PCS) overvoltage shutdown protection is initiated on the Front Vehicle Controller (VCFRONT). The PCS support will be in IDLE until the protection clears.
- VCFRONT1_a251 — Pcs Ov Shutdown Self Test Failure VCFRONT1_a251_pcsOvShutdownSelfTestFailure The Power Conversion System (PCS) overvoltage shutdown self-test on the Front Vehicle Controller (VCFRONT) is unsuccessful.
- VCFRONT1_a252 — Pcs Ov Shutdown Self Test Stage Failure VCFRONT1_a252_pcsOvShutdownSelfTestStageFailure One or more stages of the Power Conversion System (PCS) overvoltage shutdown self-test on the Front Vehicle Controller (VCFRONT) is unsuccessful.
- VCFRONT1_a253 — Pcs Ov Shutdown High Side Self Test Debug VCFRONT1_a253_pcsOvShutdownHighSideSelfTestDebug Debug alert containing additional information about the High Side FET check of the PCS Shutdown Self-Test
- VCFRONT1_a256 — Nxppca9539 Fault VCFRONT1_a256_nxppca9539Fault Unexpected fault in a PCA9539 chip
- VCFRONT1_a262 — Vcright Voltage Mismatch VCFRONT1_a262_vcrightVoltageMismatch The front vehicle controller (VCFRONT) detects there is voltage mismatch greater than 0.5V between the input power to the VCFRONT and the right vehicle controller (VCRIGHT) circuit.