Fault code lookup

Mercedes-Benz fault codes

20,291 codes · 1,724 vehicle records · 258 ECU records · 56,350 live-data parameters

Search only Mercedes-Benz codes

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Codes 20,291

CodeDescriptionBrandsSystem
U1DD009ECU Runtime Error1Network
U1DD00AC memory error1Network
U1DD00BE2E Failure on LIN1Network
U1DD00CE2E Failure on CAN1Network
U1DD00DADC HW Fault1Network
U1DD00EADC HW Fault1Network
U1DD00FFUSI Logic HW Fault1Network
U1DD010Shortcircuit KL30S1Network
U1DD011Charge Pump HW Fault1Network
U1DD012Transient Overvoltage1Network
U1DD013Broken cable detected1Network
U1DD014CAN error1Network
U1DD015Critical UV occurred1Network
U1DD016Critical OV occurred1Network
U1DD017Broken cable detected1Network
U1DD018Power failure detected1Network
U1DD022The system base chip of the control unit has a malfunction. Clock monitoring error1Network
U1DD023The system base chip of the control unit has a malfunction. BUS error1Network
U1DD024The system base chip of the control unit has a malfunction. HW failure caught by OS1Network
U1DD025SPI communication error - channel 11Network
U1DD026SPI communication error - channel 21Network
U1DD027SPI communication error - channel 31Network
U1DD028CPU check failed1Network
U1DD029Internal ECU error1Network
U1DD02ASystem Basis Chip error1Network
U1DD02BControl Flow Monitoring failed1Network
U1DD02CLIN COM turned off <7V1Network
U1DD02DLimit switch stuck1Network
U1DD02ENo description available1Network
U1DD031Range of development fault memory The signal is not present.1Network
U1DD032Range of development fault memory The off-time of the signal frequency is too short.1Network
U1DD033All safety lib initialization errors which lead to reset of the ECU1Network
U1DD034Failures during safety lib tests lead to reset of the ECU1Network
U1DD035Failures during External watchdog initialization leads to reset of the ECU1Network
U1DD036No description available1Network
U1DD037No description available1Network
U1DD038No description available1Network
U1DD046Implausible data were received from the long range radar sensor. There is an error in the calibration or parameterization memory.1Network
U1DD047No description available1Network
U1DD048No description available1Network
U1DD060ADSE_LongCtrlMd_Rq unexpected value1Network
U1DD061ADSE_EPKB_Rq unexpected value1Network
U1DD062ADSE_SSA_Rq unexpected value1Network
U1DD063No description available1Network
U1DD068Range of development fault memory There is incomplete information.1Network
U1DD069Range of development fault memory1Network
U1DD070Range of development fault memory1Network
U1DD071Implausible data were received from the long range radar sensor. The actuator is blocked.1Network
U1DD072Range of development fault memory The actuator does not close.1Network
U1DD077Range of development fault memory The commanded position cannot be reached.1Network

Some brand data is extracted from diagnostic files and may contain manufacturer-specific wording. General SAE J2012 descriptions are used where available.

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