Que signifie votre code Code Défaut MERCEDES ?

Grace au système OBD, les Mercedes fabriqués après 1996 sont normalement équipés d'une prise diagnostique OBD.
Si l'ordinateur de la voiture rencontre un problème,un code d'erreur ou un code de diagnostic (DTC) sera stocké dans la mémoire de l'ECU de la voiture.
Avec un lecteur OBD branché sur le port OBD (On-Board Diagnostics) de la voiture, vous pouvez lire la liste des codes stockés, et donc découvrir quel est le problème.

Les codes suivent une formule permettant de savoir généralement quel est le problème avant même de regarder le tableau ci-dessous.
Nous vous présentons ci-dessus une liste très complète des différents codes défauts possibles.
Si le code défaut de votre auto s'affiche au tableau de bord, vous n'aurez peut-être même pas besoin d'un lecteur OBD . il sera dans la liste .
Réparer le code défaut de votre auto, c'est potentiellement simple à faire avec vos revues et méthodes techniques.

Revenir aux autres catégories de codes défauts MERCEDES



Réparer le code défaut de votre auto, c’est potentiellement simple à faire avec nos revues et méthodes techniques

Code Libellé
D004 Event: A34/14 (Telephone control unit)-Excess temperature.
D010 Event:Terminal 30-Undervoltage.
D011 Event:Terminal 30-Overvoltage.
D025 Front end CAN bus OFF fault.
D026 Telematics CAN bus OFF fault.
D027 Chassis CAN bus OFF fault.
D08B The signal 'park position' was received from control unit 'electric parking brake'
D100 N87/1 (Radio/radio with navigation)-MOST master reports open ring.
D101 N87/1 (Radio/radio with navigation)-MOST component at position 1 reports open ring.
D102 N87/1 (Radio/radio with navigation)-MOST component at position 2 reports open ring.
D102 The USB connector has a short circuit to ground
D102 Authorization of the telematics service 'Breakdown assistance' is not possible because there is no mobile telephone network
D103 N87/1 (Radio/radio with navigation)-MOST component at position 3 reports open ring.
D104 CAN bus OFF fault.
D104 N87/1 (Radio/radio with navigation)-MOST component at position 4 reports open ring.
D105 N87/1 (Radio/radio with navigation)-MOST component at position 5 reports open ring.
D106 N87/1 (Radio/radio with navigation)-MOST component at position 6 reports open ring.
D107 N87/1 (Radio/radio with navigation)-MOST component at position 7 reports open ring.
D108 N87/1 (Radio/radio with navigation)-MOST component at position 8 reports open ring.
D109 N87/1 (Radio/radio with navigation)-MOST component at position 9 reports open ring.
D10A N87/1 (Radio/radio with navigation)-MOST component at position 10 reports open ring.
D10B N87/1 (Radio/radio with navigation)-MOST component at position 11 reports open ring.
D10C N87/1 (Radio/radio with navigation)-MOST component at position 12 reports open ring.
D10D N87/1 (Radio/radio with navigation)-MOST component at position 13 reports open ring.
D10E N87/1 (Radio/radio with navigation)-MOST component at position 14 reports open ring.
D10F N87/1 (Radio/radio with navigation)-MOST component at position 15 reports open ring.
D110 The vehicle speed signal was not received
D116 N87/1 (Radio/radio with navigation)-No MOST data transfer possible, position cannot be located.
D117 N87/1 (Radio/radio with navigation)-Specified/actual configuration of MOST ring differs.
D118 Event:CAN bus-CAN signal 'Variant coding' from control unit Engine control module is missing or faulty.
D131 At least one wheel sensor is faulty
D138 One or more messages sent from control unit 'N89 (Transmission oil auxiliary pump control unit)' via the CAN bus are not available.
D140 Event:CAN bus-Failure of interior CAN bus.
D141 Event:CAN bus-No CAN message from control unit A1 (Instrument cluster).
D145 Event:No or incorrect CAN message from control unit A1 (Instrument cluster).
D150 Event:CAN bus-No CAN message from control unit A1 (Instrument cluster).
D175 Signal 'Status of circuit 15' was not received.
D181 The background illumination of control unit COMAND or AUDIO is defective.
D185 Communication with the Audio/COMAND operating unit has a malfunction
D186 The chassis CAN 2 network management is unstable.
D200 N87/1 (Radio/radio with navigation)-At least one button is sticking or was activated for longer than 120 seconds.
D201 N87/1 (Radio/radio with navigation)-Limit switch is not detected when closing the front flap.
D202 Authorization of the telematics service 'MB Info' is not possible because there is no mobile telephone network
D202 N87/1 (Radio/radio with navigation)-Limit switch is not detected when opening the front flap.
D203 Event:Component COMAND or AUDIO has excess temperature.
D203 Event:N87/1 (Radio/radio with navigation)-Excess temperature.
D204 Fault in CAN communication with control unit Rear audio video unit.
D208 Event: A34/14 (Telephone control unit)-No mobile phone detected.
D217 The password for the navigation data is not valid.
D218 The navigation data on the navigation DVD cannot be installed.
D219 The navigation data currently installed on the hard disk cannot be read.
D240 Event:CD/DVD drive-Excess temperature.
D241 CD/DVD drive:CD or DVD cannot be ejected; If there are no faults or complaints, the fault code can then be disregarded
D241 Event:N87/1 (Radio/radio with navigation)-CD or DVD cannot be ejected.
D241 The antenna cable from component Satellite radio to component SDAR antenna has an open circuit.
D242 CD/DVD drive:Fault in CD/DVD drive.
D242 The antenna cable from component Satellite radio to component SDAR antenna has a short circuit.
D242 Event:N87/1 (Radio/radio with navigation)-Error while reading the CD
D243 Event:CD/DVD drive-General read error.
D250 N87/1 (Radio/radio with navigation)-This control module does not match to the coded model designation.
D260 N87/1 (Radio/radio with navigation)-External component missing.
D300 Communication with ESP has a malfunction; If there are no faults or complaints, the fault code can then be disregarded
D302 A2/18 (Antenna amplifier)-Lines are short circuited
D302 Authorization of the telematics service 'Emergency call' is not possible because there is no mobile telephone network
D302 The cable to the GPS antenna has a short circuit.
D3020B The signal of the component B601 (Camshaft position sensor) is faulty
D303 A2/18 (Antenna amplifier)-Cable has open circuit
D303 The cable to the GPS antenna has an open circuit.
D310 The antenna cable from component A40/3 (COMAND operating, display and controller unit) to component GPS antenna has a short circuit or an open circuit.
D400 Event:CAN bus-CAN signal 'Accelerator pedal value' from control unit Engine control module is missing or faulty.
D401 Event:CAN bus-CAN signal 'Engine speed' from control unit Engine control module is missing or faulty.
D40202 Component 'B624a (Oxygen sensor upstream of catalytic converter)' is not installed correctly
D4021F Component 'B624a (Oxygen sensor upstream of primary catalytic converter)' or its electrical line is defective
D403 A34/7 (Contact plate for mobile phone holder)-The microphone or speaker line at component A34/7 (Contact plate for mobile phone holder) has a short or open circuit
D403 The microphone or speaker line at component A34/15 (UHI portable CTEL holder (Universal Handy Interface)) has a short or open circuit.
D404 The engine torque statically specified by the engine control system is not available on the CAN bus.
D405 The minimum engine torque of the engine control system is not available on the CAN bus.
D406 The maximum engine torque of the engine control system is not available on the CAN bus.
D407 The engine torque specified for the traction system and transmitted by the engine control system is not available on the CAN bus.
D408 Signal 'Brake light switch' transmitted by the traction system is not available on the CAN bus.
D40A Event:CAN bus-CAN signal 'Front right wheel speed' from control unit N30/4 (ESP control unit) is missing or faulty.
D40B Event:CAN bus-CAN signal 'Rear left wheel speed' from control unit N30/4 (ESP control unit) is missing or faulty.
D40C Event:CAN bus-CAN signal 'Rear right wheel speed' from control unit N30/4 (ESP control unit) is missing or faulty.
D40D An implausible wheel speed signal was received
D40F Event:CAN bus-CAN signal 'Variant coding' from control unit Engine control module is faulty.
D41D Implausible data were received from control unit 'Door'.
D420 CAN communication with control unit 'N80 (Steering column tube module control unit)' has a malfunction.
D425 The signal of accelerator pedal sensor from control unit 'combustion engine' was not received
D427 Implausible data were received from control unit 'Audio or COMAND'.
D433 An implausible signal 'Status of circuit 15' was received
D44D The torque request from control unit 'combustion engine' was not received
D4F0E4 The signal voltage of component 'B646 Oxygen sensor downstream of primary catalytic converter is implausible
D506 Event:The CAN signals sent from control unit N47 (Traction systems control module) are incomplete.
D507 Event:CAN bus-No or incorrect CAN message from control unit Engine control module.
D509 Event:CAN bus-CAN signal 'Variant coding' from control unit Engine control module is faulty.
D50C The CAN signals transmitted by component N89 (Transmission oil additional pump control unit) are incomplete.
D60F There is an internal fault in control unit 'N30/6 (Regenerative braking system control unit)'
D610 One or more signals sent from control unit 'N73 (Electronic ignition lock control unit)' via the CAN bus is implausible.
D611 GPS Antenna, open circuit
D612 GPS Antenna, short circuit to ground
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