Volkswagen · Seat · Skoda · CupraU1A256 codes

Volkswagen · Seat · Skoda · Cupra — fault codes starting with U1A

256 fault codes starting with U1A on Volkswagen · Seat · Skoda · Cupra vehicles, with descriptions: U1A00, U1A01, U1A02 and more.

Fault codes
256
Block
U1A
Make group
Volkswagen · Seat · Skoda · Cupra
Source language
English

The 256 Volkswagen · Seat · Skoda · Cupra fault codes that start with U1A, with descriptions.

CodeDescription
U1A00Private Communication Network Unexpected Operation
U1A01Communication Link Performance or Incorrect Operation
U1A02Head-up display control module no RTP communication
U1A03Report system for deviations Unauthorized service offer
U1A04Report system for deviations Service Registry not available
U1A05Ids_some_ip_interface_unavailable
U1A06Ids_uds_interface_unavailable
U1A07Report system for deviations TLS interface not available
U1A08Report system for deviations TLS connection not possible
U1A09Ids_backend_communication_unavailable
U1A0ADemEvent timeout error PDU RCSFL_01_XIX_HCP1_CANFD03_E2E
U1A0BDemEvent timeout error PDU RCSFR_01_XIX_HCP1_CANFD03_E2E
U1A0CTRCE TRCE: Road Condition Sensor FL Failure, Outage/availability acoustic functions (WetDetection, BreakNoiseDetection), because o
U1A0DTRCE TRCE: Road Condition Sensor FR Failure, Outage/availability acoustic functions (WetDetection, BreakNoiseDetection), because o
U1A0EShort-range radar control module Input voltage terminal 30 too low
U1A0FDemEvent timeout error PDU ATFP2s_01_XIX_HCP1_LIN02
U1A10DemEvent timeout error PDU ATFPs_01_XIX_HCP1_LIN01
U1A11SC-CAN Communication Bus single wire operation
U1A12Diagnostic interface for data bus Ethernet microcontroller Ethernet data bus faulty
U1A13DC_interlink_voltage_sensors_RAT
U1A14CAN Initialisation Failure
U1A15temperature_sensor_PCB_Charger_Plausibility
U1A16temperature_sensor_PCB_Dcdc_Plausibility
U1A17Onboard charging unit temp. sensor DCDC performance factor correction implausible signal
U1A18Onboard charging unit temp. sensor, performance factor correction implausible signal
U1A19Onboard charging unit temperature sensor DCDC circuit board implausible signal
U1A1AOnboard charging unit current sensors, performance factor correction 1 and 2 implausible signal
U1A1BHv_voltage_sensor_config_register_invalid
U1A1CMonitoring_HV_dcdc_current_RAT
U1A1DECU_Supply_Voltage_Out_of_Range_Low_Short
U1A1EOnboard charging unit AC voltage sensor implausible signal
U1A1FOnboard charging unit AC current sensor implausible signal
U1A20Interior camera implausible signal
U1A21Multifunctional_inside_camera_no_communication
U1A22AMP_RG_Signal_Error
U1A23AMP_LIM_Signal_Error
U1A24AMP_LIM_Error_State
U1A25AMP_LIM_Plaus
U1A26Dimmed headlights left received error value
U1A27Dimmed headlights right received error value
U1A28Brake (ESP) control module Function restriction due to suspected wheel speed sink failure
U1A29Interior air conditioning Function restriction start/stop
U1A2AInterior air conditioning Function restriction AC operation
U1A2BEOL_Initial_Pressure_TestNotPerformed
U1A2CEOL_Initial_Stiffness_TestNotPerformed
U1A2DError_Occurred_Within_The_Chain_Of_Effects_CID_Error
U1A2EVirtual remote control vehicle key data bus implausible signal
U1A2FData_bus_mdk_single_wire_mode
U1A30Data_bus_mdk_faulty
U1A31Data_bus_mdk_no_communication
U1A32Invalid Data Received From Cruise Control Front Distance Range Sensor
U1A33HV_Input_Voltage_Charging_Station_RAT2
U1A34TLT_Req_Camera_BSZ_error
U1A35Rear presence detection control module received malfunction value
U1A36VDSO_04_BlockID_200_ACA
U1A37EV data bus 1-wire mode
U1A38Dash_cam_ecu_usb_communication_error
U1A39Operating_and_display_unit_center_no_communication
U1A3AData_bus_comfort_3_single_wire_mode
U1A3BComfort CAN bus 3 faulty
U1A3CSpecial_purpose_vehicle_control_module_no_communication_vlan
U1A3DCentral_control_for_digital_matrix_light_no_communication_vlan
U1A3Emic_ethernet_no_communication
U1A3FIp_clock_sync_invalid_master_count_branch_0
U1A40Low-voltage battery monitoring control module implausible signal
U1A41RGHD_Timezone_Error
U1A42Distance regulation ctrl. module 2 Ethernet data bus electrical malfunction
U1A43Short-range radar control module Ethernet data bus electrical malfunction
U1A44Short-range radar control module 2 Ethernet data bus electrical malfunction
U1A45Short-range radar control module 3 Ethernet data bus electrical malfunction
U1A46Short-range radar control module 4 Ethernet data bus electrical malfunction
U1A47Coolant differential pressure sender no communication
U1A48Short-range radar control module 4 Ethernet data bus faulty
U1A49Distance regulation ctrl. module 2 Ethernet data bus faulty
U1A4AData Bus on Board Diagnostic Interface Ethernet data bus faulty
U1A4BDemEvent signal out-of-range in PDU ATFP2s_01_XIX_HCP1_LIN02
U1A4CDemEvent signal out-of-range in PDU ATFPs_01_XIX_HCP1_LIN01
U1A4DOil pump for cooling axle 2 implausible message
U1A4EOil pump for cooling axle 1 implausible message
U1A4FControl module for emergency call and communication unit, V2X port Clock synchronization master, invalid number
U1A50Online_remote_update_obd_monitor_implausible
U1A51Online_remote_update_obd_monitor_implausible
U1A52Online_remote_update_obd_monitor_implausible
U1A53Online_remote_update_obd_monitor_implausible
U1A54Online_remote_update_obd_monitor_implausible
U1A55Short-range radar control module 5 received malfunction value
U1A56Function restriction due to absence of voltage
U1A57"Primary Master" diagnosis for slave Hinterachslenkung (HAL), based on failure info received from slave via signals HAL_StObd_StFa
U1A58Communication Car2X implausible signal
U1A59Communication Car2X no communication
U1A5ACommunication Car2X received malfunction value
U1A5BShort-range radar control module 6 received malfunction value
U1A5CFront-left door drive control module implausible signal
U1A5DActivation of water pump all-wheel drive/transfer case Voltage supply too low
U1A5EActivation of water pump all-wheel drive/transfer case Voltage supply too high
U1A5FProgressive Active Sound Device (PASD) Connection failure between random access memory (RAM) and microcontroller
U1A60HV_Input_Current_Charging_Station_ORH
U1A61HV_Input_Current_Charging_Station_ORL
U1A62HV_Input_Current_Charging_Station_SCB
U1A63HV_Input_Current_PE_Symmetry_SCG
U1A64HV_Input_Current_Charging_Station_too_high
U1A65PDU_Interlock_Charging Station_SCB
U1A66PDU_Interlock_Charging Station_SCG
U1A67PDU_Interlock_Charging Station_OC
U1A68PDU_Interlock_Charging Station_ERROR
U1A69Central Information Display received malfunction value
U1A6ACommunication channel Overload detected
U1A6BSensor Head Control module 1 implausible signal
U1A6CSensor Head Control module 1 No communication
U1A6DSensor Head Control module 2 implausible signal
U1A6ESensor Head Control module 2 No communication
U1A6FRear presence detection control module 2 No communication
U1A70Rear presence detection control module 2 implausible signal
U1A71Valve 5 for refrigerant distribution no communication
U1A72DTC_COM_FR_OUT_OF_SYNC
U1A73Driver assistance systems button received malfunction value
U1A74Button for cruise control system received malfunction value
U1A75Pnc_installation_root_certificate_error_communication
U1A76Pnc_installation_contract_certificate_error_communication
U1A77Pnc_Timeout_ISOTP_converter
U1A78Pnc_root_certificate_expired
U1A79Pnc_contract_certificate_expired
U1A7A12-volt battery Incorrect component installed
U1A7B48-V battery Power restriction
U1A7C12V_energy_support_error
U1A7DControl module for reliable determination of the vehicle’s position implausible signal
U1A7EFront-left door drive control module No communication
U1A7FFront-left door drive control module received malfunction value
U1A80Front-right door drive control module implausible signal
U1A81Front-right door drive control module No communication
U1A82Front-right door drive control module received malfunction value
U1A83Rear-left door drive control module implausible signal
U1A84Rear-left door drive control module No communication
U1A85Rear-left door drive control module received malfunction value
U1A86Rear-right door drive control module implausible signal
U1A87Rear-right door drive control module No communication
U1A88Rear-right door drive control module received malfunction value
U1A89Front-left door sensor control module implausible signal
U1A8AFront-left door sensor control module No communication
U1A8BFront-left door sensor control module received malfunction value
U1A8CFront-right door sensor control module implausible signal
U1A8DFront-right door sensor control module No communication
U1A8EFront-right door sensor control module received malfunction value
U1A8FRear-left door sensor control module implausible signal
U1A90Rear-left door sensor control module No communication
U1A91Rear-left door sensor control module received malfunction value
U1A92Rear-right door sensor control module implausible signal
U1A93Rear-right door sensor control module No communication
U1A94Rear-right door sensor control module received malfunction value
U1A95Control_unit_for_battery_monitoring_lin_2_timeout
U1A96Battery monitoring control module 3 implausible signal
U1A97BCM_Taster_02_ETH_timeout
U1A98No valid base URL for Online Services
U1A99Central 4 sub-server application received malfunction value
U1A9ACAN data bus 13 faulty
U1A9BCAN data bus 13 No communication
U1A9CCAN data bus 13 1-wire mode
U1A9DFunction limitation due to Vehicle electrical system fault
U1A9EE887 High-voltage DCDC converter temperature sensor 1 signal deviation
U1A9FDriver's side control module for vibration massage seat implausible signal
U1AA0Vibration massage driverseat, no signal/communication
U1AA1Driver's side control module for vibration massage seat received malfunction value
U1AA2Passenger's side control module for vibration massage seat implausible signal
U1AA3Vibration massage passengerseat, no signal/communication
U1AA4Passenger's side control module for vibration massage seat received malfunction value
U1AA5Driver's side rear control module for vibration massage seat implausible signal
U1AA6Driver's side rear control module for vibration massage seat No communication
U1AA7Driver's side rear control module for vibration massage seat received malfunction value
U1AA8Passenger's side rear control module for vibration massage seat implausible signal
U1AA9Passenger's side rear control module for vibration massage seat No communication
U1AAAPassenger's side rear control module for vibration massage seat received malfunction value
U1AABLeft front upper body vent adjustment motor no signal/communication
U1AACLeft front upper body vent adjustment motor implausible message
U1AADRight front upper body vent adjustment motor implausible signal
U1AAERight front upper body vent adjustment motor no signal/communication
U1AAFDigital matrix light, fullbeam failure
U1AB0Vehicle status Online Remote Update
U1AB1Vehicle status Production
U1AB2Vehicle status Customer service
U1AB3Vehicle status Standalone
U1AB4Vehicle status Transport
U1AB5Engine oil change interval Adaptation implausible
U1AB6Data Bus OBD Interface Hybrid/high-voltage battery no communication
U1AB7Data Bus OBD Interface Warning hybrid/high-voltage battery failure
U1AB8Monitors the loss of Ethernet frames during reception
U1AB9Control module for rear driver’s side door implausible signal
U1ABAControl module for rear passenger’s side door implausible signal
U1ABBControl module for rear driver’s side door No communication
U1ABCControl module for rear passenger’s side door No communication
U1ABDIonization Function limitation due to crash signal
U1ABEdistance implausible
U1ABFDrive and chassis main control module Report system for deviations, no communication
U1AC0Driver assistance, main control module Report system for deviations, no communication
U1AC1Application Server 3 for System 1 Infotainment Report system for deviations, no communication
U1AC2Main control module, cockpit system 3 Android Report system for deviations, no communication
U1AC3Body computer 1/vehicle electrical system control module/el.ZE Report system for deviations, no communication
U1AC4Thermal management control module Report system for deviations, no communication
U1AC5Main control module, vehicle electrical system 1 Report system for deviations, no communication
U1AC6Telephone module Report system for deviations, no communication
U1AC7Control module for emergency call module and communication unit Report system for deviations, no communication
U1AC8Communication Car2X Report system for deviations, no communication
U1AC9Charging communication control module Report system for deviations, no communication
U1ACACharging communication control module 2 Report system for deviations, no communication
U1ACBNWD: 0xAF95510 eCS_01 DLC error
U1ACCNWD: 0xAF95510 eCS_01 Timeout
U1ACDSLCV ECU - no RTP communication
U1ACESLCV ECU - missing RTP message
U1ACFMultifunction interior camera no RTP communication
U1AD0MIK ECU - missing RTP message
U1AD1Sensor Head Control module 1 Clock synchronization master, invalid number
U1AD2Sensor Head Control module 2 Clock synchronization master, invalid number
U1AD3active_partition_consistency_check_failed
U1AD4backup_partition_consistency_check_failed
U1AD5Camera head, front No communication on Ethernet data bus
U1AD6Main control module, cockpit system 3 Android MAC address conflict at Ethernet interface
U1AD7Software Cluster Embedded 1 Checksum error
U1AD8Software Cluster Embedded 1 No signal
U1AD9AC_voltage_sensor_N_Interlink_RAH
U1ADASoftware Cluster Embedded 1 Program memory error
U1ADBTrip recorder Data transfer contains errors
U1ADCSoftware Cluster Embedded 1 Voltage too high
U1ADDSensor Head Control module 1 MAC address conflict at Ethernet interface
U1ADESensor Head Control module 2 MAC address conflict at Ethernet interface
U1ADFHV voltage sensor implausible signal
U1AE0Software Cluster Embedded 1 Voltage too low
U1AE1Data bus No signal
U1AE2NWD: 0xAF95510 eCS_01 error value eCS_SBS_Laststate_Reihe2_FA
U1AE3Cabt_backlight_interrupted
U1AE4Stereo camera implausible signal
U1AE5Driver assistance system, subsystem 3 MAC address conflict at Ethernet interface
U1AE6Driver assistance system, subsystem 4 MAC address conflict at Ethernet interface
U1AE7receiving_error_VAS_R_02_VAS_R_Verstell_Pos_X_Req_L
U1AE8receiving_error_VAS_L_02_VAS_L_Verstell_Pos_X_Req_R
U1AE9Central control for digital matrix light No communication on Ethernet data bus
U1AEACentral control for digital matrix light Ethernet data bus faulty
U1AEBCentral control for digital matrix light MAC address conflict at Ethernet interface
U1AECCentral control for digital matrix light Clock synchronization master, invalid number
U1AEDnvem_fast_charging_veto
U1AEECharging communication control module Local data bus, no communication
U1AEFCharging communication control module 2 Local data bus, no communication
U1AF0Charging communication control module Local data bus, electrical error
U1AF1Charging communication control module 2 Local data bus, electrical error
U1AF2Charging communication control module No communication to data bus on board diagnostic interface
U1AF3Charging communication control module 2 No communication to data bus on board diagnostic interface
U1AF4Charging communication control module Incorrect information from diagnostic interface for data bus
U1AF5Charging communication control module 2 Incorrect information from diagnostic interface for data bus
U1AF6Charging communication control module Incorrect information from energy management
U1AF7Charging communication control module 2 Incorrect information from energy management
U1AF8Charging communication control module No communication with battery energy manager
U1AF9Charging communication control module 2 No communication with battery energy manager
U1AFACharging communication control module Software error
U1AFBCharging communication control module 2 Software error
U1AFCCharging communication control module CAN data bus faulty
U1AFDCharging communication control module No communication with CAN data bus
U1AFECharging communication control module 2 CAN data bus faulty
U1AFFCharging communication control module 2 No communication with CAN data bus

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Code descriptions are shown in their source language; records without a translation stay raw. Source: CarCoding fault code database.

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