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
902B The component or the signal line to the component M14/10 (CL fuel filler flap motor) has Short circuit
902C The fuel level is too low.
902C The component or the signal line to the component E5/1 (Left fog lamp has Short circuit
902D The component or the signal line to the component B48 (Front passenger seat occupied and child seat recognition) has Open circuit
902D Xenon shutter Short circuit to ground
902E The component or the signal line to the component B48/2 (Right frontal acceleration sensor) has Short circuit to positive or Short circuit to ground
902E Xenon shutter Short circuit to positive or open circuit
902F The crash signal has been detected.
902F Xenon shutter Open circuit in electrical line
903A Incorrect sensor type B48/2 (Right frontal acceleration sensor) fitted
903B Component B48/2 (Right frontal acceleration sensor) is defective
903C Left turn signal light Short circuit to ground.
903C The coding for component B48/2 (Right frontal acceleration sensor) is faulty
903D Component B48/2 (Right frontal acceleration sensor) is defective
903D Left turn signal light Open circuit in electrical line.
903D Turn signal indicating left-Open circuit in wiring
903E Left turn signal light Open circuit in electrical line.
903F Right turn signal light Short circuit to ground.
903F Turn signal indicating right-Short circuit to ground
904A Event:Terminal 30-The voltage supply is too high.
904B Actuation of relay 'K40/9k6 (Circuit 15R relay)' Short circuit to positive
904C Actuation of relay 'K40/9k6 (Circuit 15R relay)' Open circuit in electrical line
904E Actuation of relay 'K40/9k8 (Terminal 15 relay)' Short circuit to positive
904F Actuation of relay 'K40/9k8 (Terminal 15 relay)' Open circuit in electrical line
905A Event: Actuation of relay M6/10 (Left rear-end door wiper motor)-Short circuit to positive.
905B Actuation of relay 'M6/10 (Left rear-end door wiper motor)' Short circuit to positive or open circuit
905D Actuation of relay 'M6/11 (Right rear-end door wiper motor)' Short circuit to positive
905E Actuation of relay 'M6/11 (Right rear-end door wiper motor)' Short circuit to ground or open circuit
906A N70 (Overhead control panel (OCP) control unit) The actuation of the component 'Tilting/sliding sunroof' by the control unit 'N70 (Overhead control panel (OCP) control unit)' has failed.
906A Relay coil 'Rear windshield heater' has a malfunction
906E The rear blower regulator has a malfunction
907A The refrigerant pressure sensor has a malfunction
907B Actuation of relay K13/5 (Heated rear window relay 1)1-Short circuit to ground
907C Actuation of relay K13/5 (Heated rear window relay 1)1-Short circuit to positive or line break
907E Actuation of relay K13/6 (Left heated rear window with EDW relay)2-Short circuit to positive
907F Actuation of relay K13/6 (Left heated rear window with EDW relay)2-Short circuit to ground or line break
908A CAN bus OFF:In the case of the fault 'Bus OFF' the control module is isolated from the CAN bus because of a major communication fault
908C The component or the signal line to the component K100kC (Fanfare horn relay) has Short circuit
908D The component or the signal line to the component K100kD (Heated rear window relay) has Short circuit
908E Component K100kB (Circuit 15R relay (1)) or K100kA (Circuit 15R relay -2 (SA)) or the signal line to the component has Short circuit
908E The component or the signal line to the component K100kB (Circuit 15R relay (1)) has Short circuit
908F The component or the signal line to the component K100kE (Wiper stage 42401 relay) has Short circuit
909A Battery-operated horn-The data line has Short circuit
909A Component K100kA (Circuit 15R relay (2) (SA)) or line to component has short circuit
909B Battery-operated horn-Communication fault.
909C Battery-operated horn-The battery-operated horn must be taught in
909D Fault in component B32/1 (Automatic light switch daylight sensor)
909E Brake pad wear sensors Short circuit to ground.
909F Brake pad wear sensors Open circuit in electrical line
909F Communication fault with component B32/1 (Automatic light switch daylight sensor)(Open circuit)
90A0 S11 (Brake fluid level switch) Open circuit in electrical line.
90A1 Coolant level sensor/switch circuit/open
90A2 Communication fault with component B32/1 (Automatic light switch daylight sensor)(Short circuit to ground)
90A2 The actuator motor for the left blend air flap has a malfunction
90A3 B14 (Outside temperature sensor) Short circuit to ground
90A4 B14 (Outside temperature sensor) Short circuit to positive or open circuit
90A4 Control module N2/7 (Restraint systems control unit) is incorrectly coded or component B48 (Front passenger seat occupied and child seat recognition) is wrong
90A5 Fuel level sensor Short circuit to ground.
90A6 Fuel level sensor Short circuit to positive or open circuit.
90A7 Number of fuel level sensors - Sensor 'Fuel level sensor' is incorrectly connected.
90A9 The actuator motor for the right blend air flap has a malfunction
90AA Component E4e10 (Right brake light and taillight) or line to component has short circuit to ground
90AB Component E4e10 (Right brake light and taillight) or line to component has open circuit
90AB M6/1 (Wiper motor) Blocking of windshield wiper.
90AC Circuit 61 of component 'Alternator' - Signal Alternator load is implausible.
90B4 No signal from control unit N3/10 (ME-SFI [ME] control unit) or signal is faulty
90B5 Fault in function 'Engine start/stop device'(Engine start)
90BC PTC heater booster High voltage has a malfunction
90BD00 The coolant pump at PTC heater booster 'High-voltage' has a malfunction
90BE00 The switchover valve on PTC heater booster High-voltage has a malfunction
90C0 B38/2 (Rain/light sensor) Short circuit.
90C0 Interior temperature sensor:Measured value not within range
90C7 The state of terminal 30 is implausible
90D0 Coding of control module N2/7 (Restraint systems control unit) is faulty
90D2 CAN bus The CAN message of control unit 'N73 (Electronic ignition lock (EZS) control unit)' is missing
90D2 Event:CAN reception timeout:A1 (Instrument cluster (KI))
90D3 CAN bus The CAN message of control unit 'N73 (Electronic ignition lock (EZS) control unit)' is missing
90D3 Event:CAN reception timeout:EDW anti-theft alarm
90D4 CAN bus The CAN message of control unit 'A1 (Instrument cluster)' is missing
90D8 CAN bus The CAN message of control unit 'N69/1 (Left door control unit)' is missing
90DA CAN timeout fault.
90DF Event:CAN controller: CAN bus OFF
90EF Event:CAN bus-Failure of interior CAN bus.
90F0 Event:CAN bus-CAN-High faulty.
90F1 Event:CAN bus-CAN-Low faulty.
90F7 The actuator motor for air flap 'Left defroster outlet' has a malfunction
90FB The actuator motor for air flap 'Right defroster outlet' has a malfunction
91020E Component 'Y621 (Exhaust gas recirculation controller)' does not close.
910B Interior compartment temperature sensor 2 has a malfunction
910B Interior CAN bus - No CAN message from control module 'N69/5 (KEYLESS-ENTRY & SLIDE control unit)' or message is faulty.
910C0C The temperature of component 'B624a Oxygen sensor upstream of primary catalytic converter is implausible
910F Output 15-Short circuit or overload.
911A The vehicle model is not supported; Vehicle type MY13 Left corner-illuminating fog lamp Open circuit RECOGNIZED Vehicle type M13
911E Relay 'Additional battery' has a malfunction.Short circuit.
911F Relay 'Additional battery' has a malfunction.Open circuit.
912A A1 (Instrument cluster) - The control unit is defective
912B Rear left reversing light circuit/open
912B A1 (Instrument cluster) - A fault occurred during initialization
912C A1 (Instrument cluster) - Fault in redundant total distance
912D A1 (Instrument cluster)-Warning light Preglowing is faulty
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