Fault code lookup

Mercedes-Benz fault codes

20,291 codes · 1,724 vehicle records · 258 ECU records · 56,350 live-data parameters

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Codes 20,291

CodeDescriptionBrandsSystem
B143A09No description available2Body
B143A11Mic1 shortcut to GND2Body
B143A12Mic1 shortcut to UBatt2Body
B143A13Mic1 open load1Body
B143A2BMicrophone 1 has a malfunction. The electrical lines have a short circuit to each other.1Body
B143D01Das Mikrofon 2 hat Funktionsstörung. (Es liegt ein allgemeiner elektrischer Fehler vor.)1Body
B143D11Mic2 shortcut to GND1Body
B1440power mode master input circuits mismatch26Body
B1441Invalid status (tire pressure sensor No.1)26Body
B1442Device Ignition OFF,RUN,And CRANK Circuit Low21Body
B1443Device Ignition OFF,RUN,And CRANK Circuit High26Body
B1444Left Latch23Body
B1445Devuce voltage output 1 circuit24Body
B14452ANo description available2Body
B1446Replace backup power source23Body
B1447Backup power source19Body
B1448Control Module Power Supply Output Circuit - Passenger Seat Comfort Module21Body
B144913TGAnt not connected1Body
B144A15Radio frequency transmitter 1 'Ultra wideband' has a malfunction. There is a short circuit to positive or an open circuit.1Body
B144A4ARadio frequency transmitter 1 'Ultra wideband' has a malfunction. The wrong component is installed.1Body
B144B05Radio frequency transmitter 2 'Ultra wideband' has a malfunction. There is a programming fault.1Body
B144B15Radio frequency transmitter 2 'Ultra wideband' has a malfunction. There is a short circuit to positive or an open circuit.1Body
B144B4ARadio frequency transmitter 2 'Ultra wideband' has a malfunction. The wrong component is installed.1Body
B144C05Radio frequency transmitter 3 'Ultra wideband' has a malfunction. There is a programming fault.1Body
B144C15Radio frequency transmitter 3 'Ultra wideband' has a malfunction. There is a short circuit to positive or an open circuit.1Body
B144C4ARadio frequency transmitter 3 'Ultra wideband' has a malfunction. The wrong component is installed.1Body
B144D05Radio frequency transmitter 4 'Ultra wideband' has a malfunction. There is a programming fault.1Body
B144D15Radio frequency transmitter 4 'Ultra wideband' has a malfunction. There is a short circuit to positive or an open circuit.1Body
B144D4ARadio frequency transmitter 4 'Ultra wideband' has a malfunction. The wrong component is installed.1Body
B144E05Radio frequency transmitter 5 'Ultra wideband' has a malfunction. There is a programming fault.1Body
B144E15Radio frequency transmitter 5 'Ultra wideband' has a malfunction. There is a short circuit to positive or an open circuit.1Body
B144E4ARadio frequency transmitter 5 'Ultra wideband' has a malfunction. The wrong component is installed.1Body
B144F05Radio frequency transmitter 6 'Ultra wideband' has a malfunction. There is a programming fault.1Body
B144F15Radio frequency transmitter 6 'Ultra wideband' has a malfunction. There is a short circuit to positive or an open circuit.1Body
B144F4ARadio frequency transmitter 6 'Ultra wideband' has a malfunction. The wrong component is installed.1Body
B1450FL curtain ABG squib short22Body
B1451LR side deployment loop short to ground24Body
B145111The data lines to the radio frequency transmitters 'Ultra wideband' have a malfunction. There is a short circuit to ground.1Body
B145112The data lines to the radio frequency transmitters 'Ultra wideband' have a malfunction. There is a short circuit to positive.1Body
B1452LR side deployment loop short to battery22Body
B145205Radio frequency transmitter 7 'Ultra wideband' has a malfunction. There is a programming fault.1Body
B145215Radio frequency transmitter 7 'Ultra wideband' has a malfunction. There is a short circuit to positive or an open circuit.1Body
B14524ARadio frequency transmitter 7 'Ultra wideband' has a malfunction. The wrong component is installed.1Body
B1453FL curtain ABG squib SHT. to BAT21Body
B145305Radio frequency transmitter 8 'Ultra wideband' has a malfunction. There is a programming fault.1Body
B145315Radio frequency transmitter 8 'Ultra wideband' has a malfunction. There is a short circuit to positive or an open circuit.1Body
B14534ARadio frequency transmitter 8 'Ultra wideband' has a malfunction. The wrong component is installed.1Body
B1454PAM DTC -96 logged22Body
B145402The data line between the head unit and the driver display has a malfunction. There is a general signal fault.1Body
B145411DISP_D-HSVL Tx+ shortcut GND1Body

Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.

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