Audi · Porsche · Bentley · LamborghiniB1A256 codes

Audi · Porsche · Bentley · Lamborghini — fault codes starting with B1A

256 fault codes starting with B1A on Audi · Porsche · Bentley · Lamborghini vehicles, with descriptions: B1A00, B1A01, B1A02 and more.

Fault codes
256
Block
B1A
Make group
Audi · Porsche · Bentley · Lamborghini
Source language
English

The 256 Audi · Porsche · Bentley · Lamborghini fault codes that start with B1A, with descriptions.

CodeDescription
B1A00Driver_door_toggle_taster_is_sticking
B1A01Speaker #1 Circuit Resistance Out of Range
B1A02Left_rear_door_toggle_taster_is_sticking
B1A03Right_rear_door_toggle_taster_is_sticking
B1A04Speaker #4 General Electrical Failure
B1A05Speaker #5 General Electrical Failure
B1A06a2b_bus_master_reverse_wires_or_defective_node
B1A07a2b_bus_slave_1_reverse_wires_or_defective_node
B1A08a2b_bus_slave_2_reverse_wires_or_defective_node
B1A09a2b_bus_slave_3_reverse_wires_or_defective_node
B1A0Aa2b_bus_slave_4_reverse_wires_or_defective_node
B1A0Ba2b_bus_slave_5_reverse_wires_or_defective_node
B1A0Ca2b_bus_slave_6_reverse_wires_or_defective_node
B1A0DTest current circuit
B1A0EMultifunction input 1
B1A0FMultifunction input 2
B1A10Speaker #10 Circuit Open
B1A11Multifunction input 4
B1A12Multifunction input 5
B1A13Multifunction input 6
B1A14Multifunction input 7
B1A15Multifunction input 8
B1A16Multifunction input 9
B1A17Multifunction input 10
B1A18Multifunction input 11
B1A19Multifunction input 12
B1A1AMultifunction input 13
B1A1BMultifunction input 14
B1A1CMultifunction input 15
B1A1DMultifunction input 16
B1A1EMultifunction input 17
B1A1FMultifunction input 18
B1A20Multifunction input 19
B1A21Multifunction input 20
B1A22Multifunction input 21
B1A23Multifunction input 22
B1A24Multifunction input 23
B1A25Multifunction input 24
B1A26Multifunction input 25
B1A27Steering wheel contact detection
B1A28Low_voltage_energymanagement_battery_service_triggered
B1A29Cup holder ambient lighting
B1A2AAmbient lighting lamp entry strip driver side - Slave 1 faulty
B1A2BAmbient lighting lamp entry strip passenger side - Slave 1 faulty
B1A2CAmbient lighting lamp entry strip rear driver side - Slave 1 faulty
B1A2DAmbient lighting lamp entry strip rear passenger side - Slave 1 faulty
B1A2EInterior lighting
B1A2FPSO_Communication_fatal_error
B1A30Wet mode display not activated
B1A31Wet mode display activated
B1A32Wet mode display not available
B1A33Display of Otto particle filter fault
B1A34Coolant level insufficient display, yellow
B1A35Check support load display
B1A36Display of PADM fault
B1A37Graphics unit
B1A38Location assistant, GPS Antenna
B1A39Location assistant, mobile communications antenna
B1A3ALocation assistant, antenna for driver cards
B1A3BLocation assistant, backup battery
B1A3CLocation assistant, roof console button
B1A3DLocation assistant, PWM line
B1A3Ebelt lock center interruption/short to plus
B1A3FBelt Lock Driver side 4th Row interruption/short to plus
B1A40Belt Lock Passenger Side 4th Row interruption/short to plus
B1A41Belt Lock Center 4th Row interruption/short to plus
B1A42Passenger Presence Detection Center interruption / short to plus
B1A43Passenger Presence Detection 3rd Row Center interruption/short to plus
B1A44Passenger Presence Detection 4th Row Driver side interruption/short to plus
B1A45Passenger Presence Detection 4th Row Passenger side interruption/short to plus
B1A46Passenger Presence Detection 4th Row Center interruption/short to plus
B1A47Analog Crashsignal 2 interruption / short to ground
B1A48Belt Tensioner 3rd row Center Resistance too high
B1A49BCall LED - Short circuit to battery
B1A4AActivation of A/C compressor rear
B1A4BElectrical A/C Compressor rear
B1A4CA/C clutch rear
B1A4DA/C refrigerant pressure sensor rear
B1A4EHot climate valve
B1A4FAccess and Start Authorization control module, distance implausible
B1A50Energymanagement_warning_caused
B1A51Generator_malfunction _voltage_too_high
B1A52Door front left - slave 3->defective
B1A53Door front left - slave 4->defective
B1A54Door front left - slave 5->defective
B1A55Door front right - slave 3->defective
B1A56Antenna Circuit Short To Battery or Open
B1A57Door front right - slave 5->defective
B1A58Door rear left - slave 3->defective
B1A59Sensor 5 Volt Supply Circuit Voltage Out of Range
B1A5ADoor rear left - slave 5->defective
B1A5BDoor rear right - slave 3->defective
B1A5CDoor rear right - slave 4->defective
B1A5DDoor rear right - slave 5->defective
B1A5EInstrument panel - slave 4->defective
B1A5FInstrument panel - slave 5->defective
B1A60Mobile Online Service function limitation
B1A61Distance of RSAD node front left to reference box implausible
B1A62Distance of RSAD node front right to reference box implausible
B1A63Distance of RSAD node rear left to reference box implausible
B1A64Distance of RSAD node rear right to reference box implausible
B1A65Distance of RSAD node IN to reference box implausible
B1A66Tank_sensor_installation_failure
B1A67Mobile_Network_Antenna_4_Short_Circuit_Ground
B1A68Front sliding door button
B1A69Humidity Sensor Performance or Incorrect Operation
B1A6AFunction illumination for button in front of sliding door
B1A6BStarting the engine to close the sliding door
B1A6CMotor for closing the automatic sliding door
B1A6DNetwork switch
B1A6EMax. HV DC input current exceeded, bypass operation
B1A6FMax. HV DC output voltage exceeded (battery voltage)
B1A70Update_programming_failed
B1A71Left rear antenna
B1A72Rotary latch motor for sliding door RFS - electrical circuit error
B1A73Rotary latch motor for sliding door RBFS - electrical circuit error
B1A74Child safety lock in sliding door RFS - electrical circuit error
B1A75Child safety lock in sliding door RBFS - electrical circuit error
B1A76Door inner handle button on sliding door RFS - implausible signal
B1A77Door inner handle button on sliding door RBFS - implausible signal
B1A78Crash state, sliding door -> permanently active
B1A79Rear Fog Lamp Circuit Short To Battery or Open
B1A7ADoor outer handle button on sliding door RBFS - implausible signal
B1A7BHVLM_charging_station_isolation_measurement_incomplete
B1A7CClosing cylinder for central locking system driver side
B1A7DComponent protection learning procedure Two-Keys failed - secret procedure Two Keys could not be saved
B1A7EEmergency shut-off
B1A7FHVK_Active_Discharge_2_Failed
B1A80Control_Modules_Internal_Failures_-_Under_Temperature_Red
B1A81AC_Current_Sensor_PFC1_L1_SCG
B1A82AC_Current_Sensor_PFC1_L2_SCG
B1A83AC_Current_Sensor_PFC1_L3_SCG
B1A84DC_Output_Current_Sensor_ORL
B1A85Ambient Light Sensor Circuit Short To Ground
B1A86push_button_LKL1_short_circuit_bat
B1A87push_button_LKL2_short_circuit_bat
B1A88SACID_LIN1_HVLR_TempWarning_Lk2_TF
B1A89RGB_Module_Charging_Flap2_ETSA_Play_Protection_active
B1A8ASACID_LIN1_HVLR_Parametrier_Lk1_TF
B1A8BAmbient/exterior door handle lighting, front
B1A8CAmbient/exterior door handle lighting, rear
B1A8DExit warning light, front
B1A8EExit warning light, rear
B1A8FRGB_Module_Charging_Flap1_ETSA_Play_Protection_active
B1A90tv_tuner_ethernet_antenna_2_disconnection
B1A91Speed/Position sensor A Circuit Voltage Out of Range
B1A92AC_Current_Sensor_PFC2_L2_SCG
B1A93AC_Current_Sensor_PFC2_L3_SCG
B1A94AC_Current_Sensor_PFC2_L1_SCG
B1A95Rear interior temperature sensor
B1A96LED rear lamp left - electrical circuit error
B1A97LED rear lamp right - electrical circuit error
B1A98Flying B illumination Short circuit to ground
B1A99PSO_BLE_Antenna_Short_Circuit_Ground
B1A9ACustomization settings
B1A9Brear_loudspeaker_short_circuit_among_each_other
B1A9CTelemetry External Camera - logic not responding
B1A9DTelemetry Driver Camera electrical fault - Output overcurrent
B1A9EDigital Output Short to VBATT
B1A9FDigital Input Short to VBATT
B1AA0MUTE IN Short to VBATT
B1AA1DISPLAY_EN_MAIN - Display Enable Ouput Short to VBATT
B1AA2LTE Module - eSIM absent/ not working
B1AA3PreCrash implausible configuration
B1AA4Basic Audio amplifier overtemperature
B1AA5KS_active_OBC2
B1AA6GPS module
B1AA7LTE module
B1AA8WiFi module
B1AA9Bluetooth_Antenna_2_For_Digital_Roof_Antenna_Short_Circuit_Plus
B1AAASupply voltage 3 for A/C actuators
B1AABDriver door control panel
B1AACRearview Camera temperature sensor
B1AADCooling system for Rearview Camera
B1AAETSG front light output 1, pin D8
B1AAFLow-voltage system 1
B1AB0TSG rear light output 1, pin C3
B1AB1TSG front light output 2, pin D3
B1AB2TSG rear light output 2, pin C1
B1AB3TSG front light output 3, pin C1/B3
B1AB4TSG rear light output 3, pin B1
B1AB5TSG front light output 4, pin D16
B1AB6TSG rear light output 4, pin C12
B1AB7Operating resources assistant
B1AB8Door sensor control module
B1AB9Siren/alarm horn system
B1ABAEmergency exit control module
B1ABBCalibration_shipping_mode_active
B1ABCRear lid
B1ABDAntenna for radio receiver
B1ABEVIN/SIM association not successful
B1ABFGbxStgyqm GbxStgyqm: Gearbox emergency operation mode, reverse gear not available, system warning active.
B1AC0FAULT_RB_HEATING_SHORT_TO_BATTERY_DEFECTIVE
B1AC1Left Windshield Defogger relay
B1AC2Right Windshield Defogger relay
B1AC3High voltage air heater, no signal
B1AC4LED operating temperature, invalid range
B1AC5Front_air_distribution_door_motor_left_no_basic_setting
B1AC6Environment detection
B1AC7Front_air_distribution_door_motor_right_no_basic_setting
B1AC8Front_air_distribution_door_motor_left_position_sensor_SCB_OC
B1AC9Control motor for bypass valve
B1ACAControl motor for bypass valve position sensor
B1ACBFront_air_distribution_door_motor_right_position_sensor_SCB_OC
B1ACCHVLM_maximum_hv_batterie_charging_current_exceeded_temporary
B1ACDRear lamp left, turn signal defective
B1ACERear lamp right, turn signal defective
B1ACFSensor for particulate matter content in the A/C, exterior
B1AD0Ccs_com_slac_connection_not_possible
B1AD1HV-DC_voltage_sensor_1_erratic
B1AD2Charging procedure
B1AD3A/C compressor motor 2 voltage sensor 2
B1AD4A/C compressor motor 2 voltage sensor 1
B1AD5Electric A/C compressor 2, internal temperature sensor
B1AD6Electric A/C compressor 2, internal temperature sensor 2
B1AD7A/C compressor motor 2 phase W
B1AD8A/C compressor motor 2 phase V
B1AD9A/C compressor motor 2 phase U
B1ADAA/C compressor control module 2
B1ADBA/C compressor motor 2
B1ADCA/C compressor motor 2, current sensor
B1ADDA/C compressor motor 2 phase U current sensor
B1ADEA/C compressor motor 2 phase V current sensor
B1ADFA/C compressor motor 2 phase W current sensor
B1AE0A/C compressor 2
B1AE1Electric A/C compressor 2
B1AE2sound_ouput_MIB_totally_disturbed
B1AE3ECU for Wireless Seat Occupation Detection voltage too high
B1AE4Seat Unit for wSBR 2nd row driver side SBR sensor impausible signal
B1AE5Seat Unit for wSBR 2nd row passenger side SBR sensor impausible signal
B1AE6Seat Unit for wSBR 2nd row center side SBR sensor impausible signal
B1AE7Seat Unit for wSBR 3rd row driver side SBR sensor impausible signal
B1AE8Seat Unit for wSBR 3rd row passenger side SBR sensor impausible signal
B1AE9Seat Unit for wSBR 3rd row center side SBR sensor impausible signal
B1AEAIgniter Deactivation DCDC Converter Resistance too high
B1AEBcrashsensor center frontal interruption/short to plus
B1AECCross Exchange Prevention no basic setting
B1AEDCharging error structure
B1AEESide panel light left power supply short circuit to ground
B1AEFSide panel light right power supply open circuit/short circuit to B+
B1AF0Rear lid light left power supply open circuit/short circuit to B+
B1AF1Rear lid light right power supply open circuit/short circuit to B+
B1AF2Redundant control turn indicator light left open circuit/short circuit to B+
B1AF3Redundant control turn indicator light right open circuit/short circuit to B+
B1AF4Access/start system antenna, left side
B1AF5Access/start system antenna, right side
B1AF6Access/start system antenna in front bumper
B1AF7Access/start system, antenna tank cap
B1AF8Access/start system, antenna charging socket
B1AF9HVLM_missing_charging_readiness_by_high_voltage_coordinator_for_ac_charging
B1AFAA/C compressor motor 2 speed sensor
B1AFBleft_footwell_vent_temperature_sensor_OC_SCB
B1AFCWindow regulator indicator lamp, driver side
B1AFDDriver side window regulator switch
B1AFERotation angle
B1AFFApplication server 1 for parking aid functions

Other blocks

Makes that use these codes

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

Get CarCoding

Connect your ELM327 adapter, read fault codes, and browse module settings on supported vehicles.

App Store Google Play

The app is free to download.