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
HM 241E Solenoid valve 43498 'Front axle' for level control has Open circuit.
HM 241F Solenoid valve 43498 'Front axle' for level control has Short circuit to ground.
HM 2420 Solenoid valve 43498 'Front axle' for level control has Short circuit to positive.
HM 321F Common ground lead for proportioning valves in shock absorbers of rear axle 1 has Short circuit to ground.
HM 331E Proportioning valves in the shock absorbers on the rear axle 1 have Open circuit.
HM 331F Proportioning valves in the shock absorbers on the rear axle 1 have Short circuit to ground.
HM 3320 Proportioning valves in the shock absorbers on the rear axle 1 have Short circuit to positive.
HM 3321 The specified current for the proportioning valves in the shock absorbers on the rear axle 1 is not reached.
HM 341E Proportioning valves in the shock absorbers on the rear axle 2 have Open circuit.
HM 341F Proportioning valves in the shock absorbers on the rear axle 2 have Short circuit to ground.
HM 3420 Proportioning valves in the shock absorbers on the rear axle 2 have Short circuit to positive.
HM 3421 The specified current for the proportioning valves in the shock absorbers on the rear axle 2 is not reached.
HM 351F Common ground lead for proportioning valves in shock absorbers of rear axle 2 has Short circuit to ground.
HM 3D29 Indicator switch 'Interwheel differential lock at rear axle 1' has Short circuit to positive
HM 3E29 Indicator switch 'Interwheel differential lock at rear axle 2' has Short circuit to positive
HM 3F29 Indicator switch 'Interaxle differential lock' at rear axle 1 has Short circuit to positive
HM 4029 Indicator switch 'Interaxle differential lock' at transfer case has Short circuit to positive.
HM 4910 Differential lock parameters contain invalid values.
HM 501F Common supply line of brake wear sensors at rear axle 1 has Short circuit to ground.
HM 5020 Common supply line of brake wear sensors at rear axle 1 has Short circuit to positive.
HM 5133 Brake wear sensor on the left side of the rear axle 1 has Short circuit to ground, Open circuit.
HM 5134 Brake wear sensor on the left side of the rear axle 1 has Short circuit to positive.
HM 5233 Brake wear sensor on the right side of the rear axle 1 has Short circuit to ground, Open circuit.
HM 5234 Brake wear sensor on the right side of the rear axle 1 has Short circuit to positive.
HM 551F Common supply line of brake wear sensors at rear axle 2 has Short circuit to ground.
HM 5520 Common supply line of brake wear sensors at rear axle 2 has Short circuit to positive.
HM 5633 Brake wear sensor on the left side of the rear axle 2 has Short circuit to ground, Open circuit.
HM 5634 Brake wear sensor on the left side of the rear axle 2 has Short circuit to positive.
HM 5733 Brake wear sensor on the right side of the rear axle 2 has Short circuit to ground, Open circuit.
HM 5734 Brake wear sensor on the right side of the rear axle 2 has Short circuit to positive.
HM 5B32 Condensation sensor signal line has Open circuit.
HM 5B33 Condensation sensor signal line has Short circuit to ground.
HM 5B34 Condensation sensor signal line has Short circuit to positive.
HM 5F33 Oil temperature sensor of maintenance system at driven axle 1 has Short circuit to ground.
HM 5F36 Oil temperature sensor of maintenance system at driven axle 1 has exceeded measurement range.
HM 6033 Oil temperature sensor of maintenance system at transfer case has Short circuit to ground.
HM 6036 Oil temperature sensor of maintenance system at transfer case has exceeded measurement range.
HM 641E Rear left turn signal lamp has Open circuit.
HM 641F Rear left turn signal lamp has Short circuit to ground.
HM 6420 Rear left turn signal lamp has Short circuit to positive.
HM 6422 At least one bulb is faulty in the left rear turn signal lamp.
HM 651E Left taillamp has Open circuit.
HM 651F Left taillamp has Short circuit to ground.
HM 6520 Left taillamp has Short circuit to positive.
HM 6522 At least one bulb is faulty in the left taillamp.
HM 661E Left brake lamp has Open circuit.
HM 661F Left brake lamp has Short circuit to ground.
HM 6620 Left brake lamp has Short circuit to positive.
HM 6622 At least one bulb is faulty in the left brake lamp.
HM 671E Left reverse lamp has Open circuit.
HM 671F Left reverse lamp has Short circuit to ground.
HM 6720 Left reverse lamp has Short circuit to positive.
HM 681E Rear left fog lamp has Open circuit.
HM 681F Rear left fog lamp has Short circuit to ground.
HM 6820 Rear left fog lamp has Short circuit to positive.
HM 691E License plate's left illumination has Open circuit.
HM 691F License plate's left illumination has Short circuit to ground.
HM 6920 License plate's left illumination has Short circuit to positive.
HM 6A1E Rear right turn signal lamp has Open circuit.
HM 6A1F Rear right turn signal lamp has Short circuit to ground.
HM 6A20 Rear right turn signal lamp has Short circuit to positive.
HM 6A22 At least one bulb is faulty in the right rear turn signal lamp.
HM 6B1E Right taillamp has Open circuit.
HM 6B1F Right taillamp has Short circuit to ground.
HM 6B20 Right taillamp has Short circuit to positive.
HM 6B22 At least one bulb is faulty in the right taillamp.
HM 6D1E Right reverse lamp has Open circuit.
HM 6D1F Right reverse lamp has Short circuit to ground.
HM 6D20 Right reverse lamp has Short circuit to positive.
HM 6E1E Rear right fog lamp has Open circuit.
HM 6E1F Rear right fog lamp has Short circuit to ground.
HM 6E20 Rear right fog lamp has Short circuit to positive.
HM 6F1E License plate's right illumination has Open circuit.
HM 6F1F License plate's right illumination has Short circuit to ground.
HM 6F20 License plate's right illumination has Short circuit to positive.
HM 721F Left side marker lamp has Short circuit to ground.
HM 7220 Left side marker lamp has Short circuit to positive.
HM 731F Right side marker lamp has Short circuit to ground.
HM 7320 Right side marker lamp has Short circuit to positive.
HM 821F Supply line of supply pressure sensor 'Brake circuit 1' has Short circuit to ground.
HM 8220 Supply line of supply pressure sensor 'Brake circuit 1' has Short circuit to positive.
HM 8333 Supply pressure sensor signal line 'Brake circuit 1' has Short circuit to ground, Open circuit.
HM 8334 Supply pressure sensor signal line 'Brake circuit 1' has Short circuit to positive.
HM 8336 The supply pressure sensor 'Brake circuit 1' has exceeded the range of measurement.
HM 8337 The supply pressure sensor 'Brake circuit 1' has gone below the range of measurement.
HM 841F Supply line of supply pressure sensor 'Brake circuit 2' has Short circuit to ground.
HM 8420 Supply line of supply pressure sensor 'Brake circuit 2' has Short circuit to positive.
HM 8533 Supply pressure sensor signal line 'Brake circuit 2' has Short circuit to ground, Open circuit.
HM 8534 Supply pressure sensor signal line 'Brake circuit 2' has Short circuit to positive.
HM 8536 The supply pressure sensor 'Brake circuit 2' has exceeded the range of measurement.
HM 8537 The supply pressure sensor 'Brake circuit 2' has gone below the range of measurement.
HM 9429 Indicator switch 'Neutral position' on transfer case has Short circuit to positive.
HM 9632 Fuel level sensor 1 has Open circuit.
HM 9633 Fuel level sensor 1 has Short circuit to ground.
HM 9636 Fuel level sensor 1 has exceeded the measuring range.
HM 9637 Fuel level sensor 1 has fallen below the measuring range.
HM 9832 Fuel level sensor 2 has Open circuit.
HM 9833 Fuel level sensor 2 has Short circuit to ground.
HM 9836 Fuel level sensor 2 has exceeded the measuring range.
HM 9837 Fuel level sensor 2 has fallen below the measuring range.
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