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
FM 5136 Brake wear sensor at front axle 1, left, has exceeded the measurement range.
FM 5137 Brake wear sensor at front axle 1, left, has fallen below measurement range.
FM 5232 Brake wear sensor at front axle 1, right, has Open circuit.
FM 5233 Brake wear sensor at front axle 1, right, has Open circuit or Short circuit to ground.
FM 5234 Brake wear sensor at front axle 1, right, has Short circuit to positive.
FM 5236 Brake wear sensor at front axle 1, right, has exceeded the measurement range.
FM 5237 Brake wear sensor at front axle 1, right, has fallen below the measurement range.
FM 551E Common supply line for the brake wear sensors at front axle 2 has Open circuit.
FM 551F Common supply line for the brake wear sensors at front axle 2 has Short circuit to ground.
FM 5520 Common supply line for the brake wear sensors at front axle 2 has Short circuit to positive.
FM 5632 Brake wear sensor at front axle 2, left, has Open circuit.
FM 5633 Brake wear sensor at front axle 2, left, has Open circuit or Short circuit to ground.
FM 5634 Brake wear sensor at front axle 2, left, has Short circuit to positive.
FM 5636 Brake wear sensor at front axle 2, left, has exceeded the measurement range.
FM 5637 Brake wear sensor at front axle 2, left, has fallen below measurement range.
FM 5732 Brake wear sensor at front axle 2, right, has Open circuit.
FM 5733 Brake wear sensor at front axle 2, right, has Open circuit or Short circuit to ground.
FM 5734 Brake wear sensor at front axle 2, right, has Short circuit to positive.
FM 5736 Brake wear sensor at front axle 2, right, has exceeded the measurement range.
FM 5737 Brake wear sensor at front axle 2, right, has fallen below the measurement range.
FM 5F32 Oil temperature sensor of maintenance system at front axle has Open circuit.
FM 5F33 Oil temperature sensor of maintenance system at front axle has Short circuit to ground.
FM 5F34 Oil temperature sensor of maintenance system at front axle has Short circuit to positive.
FM 5F36 Oil temperature sensor of maintenance system at front axle has exceeded the measurement range.
FM 5F37 Oil temperature sensor of maintenance system at front axle has fallen below the measurement range.
FM 641E Left front turn signal lamp has Open circuit.
FM 641F Left front turn signal lamp has Short circuit to ground.
FM 6420 Left front turn signal lamp has Short circuit to positive.
FM 651E Right front turn signal lamp has Open circuit.
FM 651F Right front turn signal lamp has Short circuit to ground.
FM 6520 Right front turn signal lamp has Short circuit to positive.
FM 661E Left side turn signal lamp has Open circuit.
FM 661F Left side turn signal lamp has Short circuit to ground.
FM 6620 Left side turn signal lamp has Short circuit to positive.
FM 671E Right side turn signal lamp has Open circuit.
FM 671F Right side turn signal lamp has Short circuit to ground.
FM 6720 Right side turn signal lamp has Short circuit to positive.
FM 681E Left front end-outline marker lamp has Open circuit.
FM 681F Left front end-outline marker lamp has Short circuit to ground.
FM 6820 Left front end-outline marker lamp has Short circuit to positive.
FM 691E Right front end-outline marker lamp has Open circuit.
FM 691F Right front end-outline marker lamp has Short circuit to ground.
FM 6920 Right front end-outline marker lamp has Short circuit to positive.
FM 6A1E Left low beam lamp has Open circuit.
FM 6A1F Left low beam lamp has Short circuit to ground.
FM 6A20 Left low beam lamp has Short circuit to positive.
FM 6B1E Left high beam lamp has Open circuit.
FM 6B1F Left high beam lamp has Short circuit to ground.
FM 6B20 Left high beam lamp has Short circuit to positive.
FM 6F1E Right low beam lamp has Open circuit.
FM 6F1F Right low beam lamp has Short circuit to ground.
FM 6F20 Right low beam lamp has Short circuit to positive.
FM 701E Right high beam lamp has Open circuit.
FM 701F Right high beam lamp has Short circuit to ground.
FM 7020 Right high beam lamp has Short circuit to positive.
FM 761E Left fog lamp has Open circuit.
FM 761F Left fog lamp has Short circuit to ground.
FM 7620 Left fog lamp has Short circuit to positive.
FM 771E Right fog lamp has Open circuit.
FM 771F Right fog lamp has Short circuit to ground.
FM 7720 Right fog lamp has Short circuit to positive.
FM 781E Left side marker lamp has Open circuit.
FM 781F Left side marker lamp has Short circuit to ground.
FM 7820 Left side marker lamp has Short circuit to positive.
FM 7822 At least one bulb is faulty in the left side-marker lamp.
FM 791E Right side marker lamp has Open circuit.
FM 791F Right side marker lamp has Short circuit to ground.
FM 7920 Right side marker lamp has Short circuit to positive.
FM 7922 At least one bulb is faulty in the right side-marker lamp.
FM 8D1E Solenoid valve 'Off-road gear' on transfer case has Open circuit.
FM 8D1F Solenoid valve 'Off-road gear' on transfer case has Short circuit to ground.
FM 8D20 Solenoid valve 'Off-road gear' on transfer case has Short circuit to positive.
FM 8E1E Solenoid valve 'Neutral position' on transfer case has Open circuit.
FM 8E1F Solenoid valve 'Neutral position' on transfer case has Short circuit to ground.
FM 8E20 Solenoid valve 'Neutral position' on transfer case has Short circuit to positive.
FM 8F10 Transfer case parameters contain invalid values.
FM 90D2 Plausibility error when engaging on-road gear in transfer case
FM 90D3 Plausibility error when disengaging on-road gear in transfer case
FM 91D2 Plausibility error when engaging neutral in transfer case
FM 91D3 Plausibility error when disengaging neutral in transfer case
FM 92D2 Plausibility error when engaging off-road gear in transfer case
FM 92D3 Plausibility error when disengaging off-road gear in transfer case
FM 9B1E The pulsed voltage supply of the pressure switch 'Steering oil level switch' has Open circuit.
FM 9B1F The pulsed voltage supply of the pressure switch 'Steering oil level switch' has Short circuit to ground.
FM 9B20 The pulsed voltage supply of the pressure switch 'Steering oil level switch' has Short circuit to positive.
FM 9C28 Steering oil level switch has Short circuit to ground.
FM 9C29 Steering oil level switch has Short circuit to positive.
FM 9D1E The pulsed voltage supply of the pressure switch 'Power steering' has Open circuit.
FM 9D1F The pulsed voltage supply of the pressure switch 'Power steering' has Short circuit to ground.
FM 9D20 The pulsed voltage supply of the pressure switch 'Power steering' has Short circuit to positive.
FM 9E28 Pressure switch 'Power steering' has Short circuit to ground.
FM 9E29 Pressure switch 'Power steering' has Short circuit to positive.
FM A532 Outside air temperature sensor has Open circuit
FM A533 Outside air temperature sensor has Short circuit to ground
FM A534 Outside air temperature sensor has Open circuit, Short circuit to positive
FM A536 Outside air temperature sensor has exceeded the measurement range.
FM A537 Outside air temperature sensor has fallen below the measurement range.
FM A910 Outside air temperature sensor parameters contain invalid values.
FM AA1E Ground line of signaling horn has Open circuit.
FM AA1F Ground line of signaling horn has Short circuit to ground.
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