Mercedes-Benz Fault Code List

B1000 HRA HEADLAMP RANGE ADJUSTMENT: SUPPLY VOLTAGE OF THE CONTROL UNIT IS TOO LOW (UNDERVOLTAGE)
B1004 LCP Lower Control Panel: Control unit does not match vehicle type
B1056 Automatic Air Conditioning: Problem in CAN communication with control unit DCM-RL
B1128 Heater core temperature (B10/1)
B1201 Electric seat adjustment front left: Hall sensor front height M27m3
B1213 If seat memory installed: ext left rearview mirror voltage faulty
B1214 If seat memory installed: ext right rearview mirror voltage faulty
B1226 In-car temperature sensor (B10/4)
B1227 Outside temperature indicator temp sensor (014)
B1229 Heater core temperature (B10/1)
B1230 Evaporator temperature sensor (B10/6)
B1231 ECT sensor (B11/4)
B1232 Refrigerant pressure sensor (B12)
B1233 Refrigerant temperature sensor (B12/1)
B1234 Sun sensor (B32)
B1235 Emissions sensor (B31)
B1241 Refrigerant Fill
B1246 PTS Parktronic: A42b1 (left outer sensor, front bumper)
B1310 Left/Window airbag sensor is defective
B1315 Problem in Front passenger child seat recognition
B1416 Coolant circulation pump (M13)
B1417 Duovalve (Y21y1), left
B1418 Duovalve (Y21y2), right
B1419 Electromagnetic clutch (A9k1)
B1420 Idle speed increase
B1421 Pulse module (N05)
B1422 Series interface (K1) connection to instrument cluster (A1)
B1423 Switchover valve block (Y11)
B1424 Activated charcoal filler actuator (A32m2) open
B1425 Activated charcoal filler actuator (A32m2) closed
B1432 Non-USA DTC
B1459 Series interface (K2) connection to instrument cluster (A1)
B1462 Wide open throttle (WOT) position signal diesel engines
B1476 Airbag malfunction indicator and warning lamp is defective
B1481 HRA: Part E2m1 (Right headlamp range adjustment motor) has short to ground
B1489 HRA: Part E2m1 (Right headlamp range adjustment motor) has open or short to positive
B1492 HRA: Part E1m1 (Left headlamp range adjustement motor) has short to positive
B1617 Part E19/1 (Left license plate lamp) is defective
B1618 Part E19/2 (Right license plate lamp) is defective
B1628 Part E2e5 (Turn signal lamp) in module E2 (Right front headlamp unit) is defective.
B1703 Intermittant No Start in AAM Immobiliser Module
B1729 PSE Pneumatic system doorlock Control Module A37
B1736 Navigation system’s CD Player: Check General CD, Check CD data block, Flimsy CD data
B1768 Faulty open data flap limit switch (0025) Front flap
B1773 HRA: Zero position programming has not yet been carried out or is not possible
B1850 Electric seat adjustment front right: CAN communication interrupted with DCM
Body
C1000 Traction System Control Module
C1010 Battery Voltage Low
C1011 ASR/ETS/ESP Circuit Open or Shorted
C1012 Battery Voltage High
C1020 CAN Communication Fault
C1021 CAN Communication With EA/CC/ISC Control Module Interrupted
C1024 CAN Communication With Engine Control Module Interrupted
C1025 CAN Communication BAS communication with ESP control unit faulty
C1100 Left Front Axle VSS Circuit Fault
C1101 Right Front Axle VSS Circuit Fault
C1102 ETS/ASR, ABS Left Axle VSS Circuit Fault
C1103 Right Rear Axle VSS Circuit Fault
C1121 AIRmatic: fault in component B24/3 (acceler. sensor)
C1122 AIRmatic: fault in component B24/4 (acceler. sensor)
C1123 AIRmatic: fault in component B24/6 (acceler. sensor)
C1132 AIRmatic: fault in component B22/8 (level sensor)
C1133 AIRmatic: fault in component B22/9 (level sensor)
C1135 AIRmatic: fault in component B22/3 (level sensor)
C1140 BAS light, play in steering column causes steering angle sensor to lose memory(?)
C1142 ABS Lateral Acceleration Sensor Open/Shorted
C1144 AIRmatic: fault in component B7 (pressure sensor)
C1185 Faulty BAS diaphragm travel sensor unit
C1200 Stop Light Switch Open/Shorted/Implausible <— when faulty ESP/BAS light is on
C1300 Left Front Axle Solenoid Valve (Hold) (A7/3y6) Open/Shorted
C1303 Right Front Axle Solenoid Valve (Hold) Open/Shorted
C1311 Switchover Solenoid Valve (Release) Open/Shorted
C1312 Master Cylinder Switchover Valve
C1401 High Pressure Return Pump Circuit Open/Shorted; Will Not Shut Off
C1501 SPS P-Valve
C1504 BAS light, play in steering column causes steering angle sensor to lose memory(?)
C1512 Brakes Overheated
C1600 Temperature After Engine Is Turned Off
Diagnostic Trouble Code: ME(Sim-4) Engine 111
N1112 Lost Communication between D2B master and other device
New Systems
P0100 Hot-film mass-air sensor ME-SFI – fault code description
P0100 Mass or Volume Air Flow Circuit Malfunction
P0101 Mass or Volume Air Flow Circuit Range/Performance Problem
P0102 Mass or Volume Air Flow Circuit Low Input
P0103 Mass or Volume Air Flow Circuit High Input
P0104 Mass or Volume Air Flow Circuit Intermittent
P0105 Manifold Absolute Pressure/Barometric Pressure Circuit Malfunction
P0106 Manifold Absolute Pressure/Barometric Pressure Circuit Range/Performance Problem
P0106 Pressure sensor ME-SFI Intake manifold pressure
P0107 Manifold Absolute Pressure/Barometric Pressure Circuit Low Input
P0108 Manifold Absolute Pressure/Barometric Pressure Circuit High Input
P0109 Intake Air Temperature Circuit Malfunction
P0109 Manifold Absolute Pressure/Barometric Pressure Circuit Intermittent
P0111 Intake Air Temperature Circuit Range/Performance Problem
P0112 Intake Air Temperature Circuit Low Input
P0113 Intake Air Temperature Circuit High Input
P0114 Intake Air Temperature Circuit Intermittent
P0115 Engine Coolant Temperature Circuit Malfunction
P0116 Engine Coolant Temperature Circuit Range/Performance Problem