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
0205-004 Injector fault There is excessive current on the control line of component Y65 (Cylinder 5 injector).
0205-008 Injector fault Component Y65 (Cylinder 5 injector) has a short circuit to ground or an open circuit.
025A The output for control unit 'Fuel pump' has an electrical fault or open circuit.
025C The output for control unit 'Fuel pump' has a short circuit to ground.
025D The output for control unit 'Fuel pump' has a short circuit to positive.
0300-001 Misfiring detection. The permissible number of misfirings was exceeded at one or more cylinders.
032A Knock sensor 2 (cylinder bank 1) has an electrical fault.
0600-001 The CAN bus has an open circuit, a short circuit to ground, or a short circuit to positive
060A00 Control unit internal monitoring, processor performance
060B Control unit Continuously variable automatic transmission (CVT) is defective.
062A The fuel pump has a malfunction.
062F Control unit Continuously variable automatic transmission (CVT) is defective.
063E The throttle valve adaptation has a malfunction
064A Control unit 'Fuel pump' has a malfunction.
065B The alternator has a malfunction.
06B1 Power supply of sensors.
06B2 Power supply of sensors.
076F The gear is implausible or the transmission is slipping (gear 7).
079A Slip was detected at multidisk clutch 1.
079B Slip was detected at multidisk clutch 2.
07A3 Multidisk clutch 1 does not open.
07A5 Multidisk clutch 2 does not open.
07A7 Multidisk clutch 3 does not open.
07BF Component 'Y3/14n3 (Engine speed sensor)' has a short circuit to ground.
07C0 Component 'Y3/14n3 (Engine speed sensor)' has a short circuit to positive.
07F0A4 Activation of turbine brake aborted due to overheating
0921-00 Gear-shift forward actuator circuit range/performance
0921-77 Gear-shift forward actuator circuit range/performance
0A3B The temperature measured by component G2 (Generator) is too high
0A3E Temperature of control unit N129 (Starter generator squib) too high.
0A4B No position data received from component G2 (Generator).
0AFFE9 CAN communication with component 'A15 (Front radar sensor (RDF) control unit)' is faulty.
0AFFF3 CAN communication with component 'A15 (Front radar sensor (RDF) control unit)' is faulty.
0B0D Control unit Electric oil pump in transmission has an internal fault.
0BF0E3 Component 'Y621 (Exhaust gas recirculation controller)' or its electrical line has a short circuit to positive.
0BF0E4 Component 'Y621 (Exhaust gas recirculation controller)' or its electrical line has a short circuit to ground.
0BF0E5 The component 'Y621 (Exhaust gas recirculation controller)' or its electrical line has a short circuit.
0BF0EE The component 'Y621 (Exhaust gas recirculation controller)' or its electrical line has an open circuit.
0C1101 The efficiency of component 'SCR catalytic converter' is not sufficient.
0C1112 A regeneration request to test the AdBlue quality was detected.
0C2A The electric machine for the oil pump in the transmission is blocked.
100A00 The lower limit value of component B2/6 (Left hot film mass air flow sensor) has been reached
100A00 The lower limit value of component 'B2/7 (Right hot film mass air flow sensor)' has been reached
100A00 The lower limit value of component B2/14 (Hot film mass air flow sensor) has been reached
100B00 The upper limit value of component 'Hot film mass air flow sensor' has been reached
100C00 The upper limit value of component B2/6 (Left hot film mass air flow sensor) has been reached
100C00 The upper limit value of component B2/14 (Hot film mass air flow sensor) has been reached
100C00 The upper limit value of component 'B2/7 (Right hot film mass air flow sensor)' has been reached
100D Clutch position sensor - Primary Circuit low.
100D00 The lower limit value of component B2/5 (Hot film mass air flow sensor) has been reached
100D00 The lower limit value of component 'B2/6 (Left hot film mass air flow sensor)' has been reached
100D00 The lower limit value of component B2/14 (Hot film mass air flow sensor) has been reached
100D00 The lower limit value of component 'B2/7 (Right hot film mass air flow sensor)' has been reached
100F No alternator excitation
100F Clutch position sensor - Primary Circuit high.
100F00 The upper limit value of component B2/14 (Hot film mass air flow sensor) has been reached
100F00 The upper limit value of component 'B2/7 (Right hot film mass air flow sensor)' has been reached
100F00 The upper limit value of component B2/5 (Hot film mass air flow sensor) has been reached
100F00 The upper limit value of component 'B2/6 (Left hot film mass air flow sensor)' has been reached
101A CAN bus OFF fault
101A00 Component B2/6 (Left hot film mass air flow sensor) has a plausibility error
101A00 Component 'B2/6 (Left hot film mass air flow sensor)' has a plausibility error
101A00 Component 'B2/7 (Right hot film mass air flow sensor)' has a plausibility error
101A00 Component B2/14 (Hot film mass air flow sensor) has a plausibility error
101B Gear Lever sensor 1 circuit low.
101B00 The signal voltage of sensor 1 of component Accelerator pedal is too high
101C00 The signal voltage of sensor 1 of component Accelerator pedal is too low
101D00 The signal voltage of sensor 2 of component Accelerator pedal is too high
101D00 The signal voltage of sensor 2 of component 'B37 (Accelerator pedal sensor)' is too high
101F Gear Lever sensor 2 circuit low.
101F00 Component Accelerator pedal has a plausibility error
102A00 One or more signals sent from control unit 'Airbag' via the CAN bus is implausible
102C Engine ECU (MS 308h): Engine speed from CAN. Signal not valid.
102C00 The signal from component 'B76 (Fuel filter condensation sensor)' is faulty
102C00 The signal from component R53/1 (Fuel filter heater with water level sensor) is faulty
102D Engine ECU (MS 308h): Engine speed from CAN. Signal absent (wrong zero rpm signal).
102E Engine ECU (MS 308h): Engine speed from CAN. Signal wrong.
102F00 The signal of circuit 15 is implausible
103A00 Engine CAN bus-CAN bus OFF fault
103B00 CAN controller: CAN bus OFF
103C00 Engine CAN bus-CAN bus OFF fault
103D00 The dynamic test of component B11/4 (Coolant temperature sensor) was not successful
103D00 The dynamic test of component B11/19 (Coolant temperature sensor) was not successful
103F00 Coolant temperature sensor- The signal voltage is too low
104A00 The number of combustion misfires at cylinder 6 is too high
104B00 The number of combustion misfires is too high at several cylinders
104C Engine ECU (MS 308h): Oil temperature. Signal not valid.
104D00 The difference between the current measurement and the most recent measurement of the exhaust gas temperature from component B19/9 (Temperature sensor upstream of diesel particulate filter) is too great
104F ESP (ASR 200h) Brake switch. Signal not valid.
104F00 Component Solenoid valve 'Exhaust gas recirculation cooling' has Open circuit
105A CAN Timeout KOMBI ECU.
105B00 No CAN message was received from control unit 'N73 (Electronic ignition lock control unit)'
105C00 Event:CAN signal 'Torque request' from control unit ESP is implausible
105D00 Event:One or more signals sent from control unit ESP via the CAN bus is implausible
105F00 One or more signals sent from control unit 'A1 (Instrument cluster)' via the CAN bus is implausible
106A00 The engine speed is too low
106B Pump relay Open circuit.
106B00 Component R48 (Coolant thermostat heating element) has excess temperature
106C Pump relay Short circuit to Vsupply.
106D Pump relay Short circuit to GND.
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