Que signifie votre code Code Défaut BMW ?

Grace au système OBD, les Bmw 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 BMW



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

Code Libellé
2D5C00 Oxygen sensor after catalytic converter, signal: short circuit to B+
2D5D00 Oxygen sensor before catalytic converter, signal: Short circuit to ground
2D5E00 Oxygen sensor after catalytic converter, signal: Short circuit to ground
2D5F00 DDE control unit: internal fault (signal evaluation of oxygen sensor before catalytic converter)
2D6000 DDE control unit: internal fault (signal evaluation of oxygen sensor after catalytic converter)
2D6100 Hot film air mass meter, signal: too high
2D6200 Hot film air mass meter, signal: Too low
2D6500 DDE control unit: Internal fault (control unit temperature sensor faulty)
2D73 Fuel pressure sensor
2D7300 Hot film air mass meter, signal: Voltage too high
2D74 Fuel pressure sensor
2D7400 Hot film air mass meter, signal: Voltage too low
2D75 Crankshaft sensor
2D7500 Hot film air mass meter, signal: Open or short circuit to B+
2D76 Accelerator Pedal Module
2D7600 Hot film air mass meter, signal: Short circuit to ground
2D7700 Hot film air mass meter, signal: Voltage outside valid range
2D7900 Low-pressure exhaust-gas recirculation valve, activation: Maximum current exceeded
2D7A00 Low-pressure exhaust gas recirculation valve, position sensor, signal: too high
2D7B00 Low-pressure exhaust gas recirculation valve, position sensor, signal: Too low
2D7D00 Exhaust gas restriction flap, activation: Output stage, excess temperature
2D8000 Intake air temperature sensor, plausibility: Communications fault
2D8100 Intake air temperature sensor, plausibility: Initialisation fault (raw signal too low)
2D8200 Intake air temperature sensor, plausibility: Internal fault (raw signal too high)
2D8300 Intake air temperature sensor, signal: Open or short circuit to B+
2D8400 Intake air temperature sensor, signal: Short circuit to ground
2D9800 Low-pressure exhaust-gas recirculation valve, adaptation: outside of the valid range for closed limit position
2D9A00 Low-pressure exhaust-gas recirculation valve, position, long-term drift: Adaptation value of the closed limit position is outside the valid range
2DC000 Oxygen sensor before catalytic converter, heating, activation: Short circuit to B+
2DC200 Oxygen sensor before catalytic converter, heating, activation: Open circuit
2DC300 Oxygen sensor after catalytic converter, heating, activation: Short circuit to B+
2DC400 Oxygen sensor after catalytic converter, heating, activation: Short circuit to ground
2DC500 Oxygen sensor after catalytic converter, heating, activation: Open circuit
2DC700 DDE control unit: Internal fault
2DC900 DDE control unit: Internal fault
2DCF Valvetronic system: no movement identified
2DD700 DDE main relay Relay does not switch off or switches off too late
2DDC00 Air mass system, plausibility: Low-pressure exhaust-gas recirculation air mass flow too low (measured air mass too high)
2DDD00 Air mass system, plausibility: High-pressure exhaust gas recirculation air mass flow too low (measured air mass too high)
2DDE00 Air mass system, plausibility: Measured air mass too low compared with calculated air mass (with inactive exhaust-gas recirculation)
2DDF00 Air mass system, plausibility: Measured air mass compared with calculated air mass too high (with inactive exhaust-gas recirculation)
2DF300 Oxygen sensor before catalytic converter, heating, activation: Temperature too low
2DF400 Oxygen sensor after catalytic converter, heating, activation: Temperature too low
2E0400 LIN, message; electric fan (status, 0x15): Missing
2E0800 Electric fan: sluggish
2E0900 Coolant pump, charge air cooler: No communication
2E0A00 Coolant pump, charge air cooler, activation: Short circuit to ground
2E1100 Load relay for injection, activation: Open circuit
2E1200 Load relay for injection, activation: Output stage, excess temperature
2E1300 Load relay for injection, activation: Short circuit to B+
2E1400 Selective piston cooling, valve, activation: Open circuit
2E1600 Selective piston cooling, valve, activation: Short circuit to B+
2E1700 Selective piston cooling, valve, activation: Short circuit to ground
2E1800 Coolant pump, charge air cooler, activation: Open circuit
2E1900 Coolant pump, charge air cooler, activation: Output stage, excess temperature
2E1A00 Coolant pump, charge air cooler, activation: Short circuit to B+
2E2100 Coolant pump for charge air cooler, diagnosis feedback: Dry run
2E2200 Coolant pump for charge air cooler, diagnosis feedback: Blocking or excess current shutdown
2E2300 Coolant pump for charge air cooler, diagnosis feedback: Excess temperature
2E2400 Coolant pump for charge air cooler, diagnosis feedback: Pump speed is reduced
2E2500 Coolant pump for charge air cooler, diagnosis feedback: Speed reduction due to excess temperature
2E2B00 Ambient pressure sensor (installed in control unit), signal: Too low
2E2C00 Ambient pressure sensor (installed in control unit), signal: too high
2E3500 Glow element, cylinder 1, plausibility: Mixed installation of different glow-plug types detected
2E3600 Glow element, cylinder 2, plausibility: Mixed installation of different glow-plug types detected
2E3700 Glow element cylinder 3, plausibility: Mixed installation of different glow-plug types detected
2E3800 Glow element, cylinder 4, plausibility: Mixed installation of different glow-plug types detected
2E3900 Glow element cylinder 5, plausibility: Mixed installation of different glow-plug types detected
2E3A00 Glow element, cylinder 6, plausibility: Mixed installation of different glow-plug types detected
2E3B00 Relay, supply, sensors/actuators, activation: Open circuit
2E3C00 Relay, supply, sensors/actuators, activation: Output stage, excess temperature
2E4000 DDE control unit, preheating system: Adjustment values missing
2E4100 Load relay for glow element, activation: Open circuit
2E4200 Load relay for glow element, activation: Output stage, excess temperature
2E4300 Load relay for glow element, activation: Short circuit to B+
2E4400 Load relay for glow element, activation: Short circuit to ground
2E5800 Hot film air mass meter, activation: Chip heating malfunction
2E6000 Changeover valve for activation valve, high-pressure compressor 2, actuation: Open circuit
2E6100 Changeover valve bypass plate (high-pressure compressor), actuation: Output stage, excess temperature
2E6200 Changeover valve for activation valve, high-pressure compressor 2, actuation: Short circuit to B+
2E6300 Changeover valve for low-pressure compressor bypass flap, actuation: Open circuit
2E6400 Changeover valve for low-pressure compressor bypass flap, actuation: Output stage, excess temperature
2E6500 Changeover valve for low-pressure compressor bypass flap, actuation: Short circuit to B+
2E6E00 Pressure converter, turbine control flap, activation: Open circuit
2E6F00 Changeover valve for turbine control flap, actuation: Output stage, excess temperature
2E7000 Pressure converter, turbine control flap, activation: Short circuit to B+
2E7200 Pressure converter wastegate valve, activation: Open circuit
2E7300 Pressure converter wastegate valve, activation: Output stage, excess temperature
2E7400 Pressure converter wastegate valve, activation: Short circuit to B+
2E7500 Low-pressure stage charging pressure controller (VNT), position control: Controller clamps during cold start
2E7800 Changeover valve bypass plate (high-pressure compressor), actuation: Short circuit to ground
2E7900 Changeover valve for low-pressure compressor bypass flap, actuation: Short circuit to ground
2E8900 Pressure converter, turbine control flap, activation: Short circuit to ground
2E8A00 Charging pressure controller of high-pressure stage (variable turbine geometry), plausibility: Current limitation of the actuator motor is exceeded
2E8B00 Charging pressure actuator (variable turbine geometry), activation: Open circuit
2E8C00 Charging pressure controller, high-pressure stage (variable turbine geometry), activation: Current too high
2E8D00 Charging pressure actuator (variable turbine geometry), activation: Output stage, excess temperature
2E8E00 Charging pressure controller (variable turbine geometry), output 1 (DC+), actuation: Short circuit to B+
2E8F00 Charging pressure controller, high-pressure stage (variable turbine geometry), output 2 (DC+), activation: short circuit to B+
2E9000 Charging pressure controller (variable turbine geometry), output 1 (DC-), actuation: Short circuit to ground
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