BMW engine electronics fault codes

The 421 fault codes the engine electronics can store, and what each one means. Some codes mean different things in different versions of the module; tap a code to see which applies to your car.

On: 7 Series (E38)

  • 0001 Output stage leak diagnostic pump
  • 0002 Output stage fuel circuit switching
  • 0003 Leakage diagnosis module
  • 0004 Oxygen sensor heating behind catalytic converter Bank 2
  • 0005 Oxygen sensor heating before catalytic converter Bank 2
  • 0006 CAN timeout instrument cluster
  • 0007 Coolant outlet temperature sensor
  • 0008 Misfire with empty tank
  • 000A Oxygen sensor before catalytic converter
  • 000C Oxygen sensor after catalytic converter
  • 000D Oxygen sensor heating before catalytic converter
  • 000E Oxygen sensor heating behind catalytic converter
  • 000F Oxygen sensor aging period duration
  • 0010 Oxygen sensor aging voltage rise
  • 0011 Oxygen sensor aging behind catalytic converter
  • 0012 Oxygen sensor before catalytic converter Bank 2
  • 0013 CAN timeout EKAT
  • 0014 Oxygen sensor after catalytic converter Bank 2
  • 0015 Oxygen sensor aging period duration Bank 2
  • 0016 Oxygen sensor aging voltage rise Bank 2
  • 0017 Oxygen sensor aging behind catalytic converter Bank 2
  • 001A Lambda controller adaptation ti multiplicative
  • 001B Lambda controller adaptation ti additive
  • 001C Lambda controller adaptation ti additive
  • 001D Output stage switching valve for air-jacketed fuel injectors bank 1
  • 001E Abort catalytic converter heating
  • 0020 Idle control faulty
  • 0021 Control unit ECAT
  • 0022 Lambda controller adaptation ti multiplicative Bank 2
  • 0023 Lambda controller adaptation ti additive Bank 2
  • 0024 Lambda controller adaptation ti additive
  • 0027 EWS3.3 tampering protection
  • 0028 Cat conversion
  • 002A Abort catalytic converter heating 1
  • 002B Activation condition secondary catalytic converter 1
  • 002C Control unit ECAT - power switch 1
  • 002D Cat conversion bank 2
  • 002E Abort catalytic converter heating 2
  • 002F Activation condition secondary catalytic converter 2
  • 0030 Control unit ECAT - power switch 2 (and 1 other meaning)
  • 0031 DME: Heated oxygen sensor, heating circuit (bank 1, before cat.) - input low
  • 0032 Misfire detection cylinder 1 (and 1 other meaning)
  • 0033 Misfire detection cylinder 2
  • 0034 Misfire detection cylinder 3
  • 0035 Misfire detection cylinder 4
  • 0036 Misfire detection cylinder 5 (and 1 other meaning)
  • 0037 Misfire detection cylinder 6 (and 1 other meaning)
  • 0038 Misfire detection cylinder 7 (and 1 other meaning)
  • 0039 Misfire detection cylinder 8
  • 003A Misfire detection cylinder 9
  • 003B Misfire detection cylinder 10
  • 003C Misfire detection cylinder 11
  • 003D Misfire detection cylinder 12
  • 003E Misfire detection total error
  • 003F Catalyst damaging misfire cylinder 1
  • 0040 Catalyst damaging misfire cylinder 2
  • 0041 Catalyst damaging misfire cylinder 3
  • 0042 Catalyst damaging misfire cylinder 4
  • 0043 Catalyst damaging misfire cylinder 5
  • 0044 Catalyst damaging misfire cylinder 6
  • 0045 Catalyst damaging misfire cylinder 7
  • 0046 Catalyst damaging misfire cylinder 8
  • 0047 Catalyst damaging misfire cylinder 9
  • 0048 Catalyst damaging misfire cylinder 10
  • 0049 Catalyst damaging misfire cylinder 11
  • 004A Catalyst damaging misfire cylinder 12
  • 004B Catalyst damaging misfire total error
  • 004D Output stage switching valve for air-jacketed fuel injectors bank 2
  • 004E Engine speed signal tooth overage detected
  • 004F Output stage secondary air stage 2
  • 0050 Secondary air system
  • 0051 Temperature sensor 1 battery
  • 0052 Temperature sensor 2 battery
  • 0053 Temperature sensors battery implausible (and 1 other meaning)
  • 0054 Output stage secondary air pump stage 2 DME right (and 2 other meanings)
  • 0055 Output stage secondary air pump/valve DME left (and 1 other meaning)
  • 005B Output stage tank ventilation valve bank 2
  • 005D Tank ventilation system
  • 0062 Output stage tank ventilation valve
  • 0064 Output stage oil-water heat exchanger
  • 0065 Control unit defective internal RAM
  • 0066 Control unit defective external RAM
  • 0067 Control unit defective ROM
  • 0068 Wrong values in fault memory
  • 0069 Control unit defective EEPROM
  • 006B Supply voltage error
  • 006C Open circuit permanent supply
  • 006F Crankshaft sensor
  • 0070 Camshaft sensor (and 1 other meaning)
  • 0071 Ambient air inlet temperature sensor range/performance invalid value
  • 0072 Ambient temperature sensor circuit high ground short or line break
  • 0073 Hot film air mass meter (and 1 other meaning)
  • 0078 Vehicle speed (signal)
  • 0079 Altitude adaptation (load detection error)
  • 007B Engine temperature
  • 007C Intake air temperature
  • 0082 Swapped oxygen sensors before catalytic converter
  • 0087 EGS torque intervention
  • 008B Output stage map cooling
  • 008C Engine torque bank comparison
  • 008D ASC intervention with blanking
  • 008F Filling intervention MSR function
  • 0090 ASC torque intervention
  • 0094 EWS3.3 interface DME-EWS
  • 0096 Output stage fuel injector valve cylinder 1
  • 0097 Output stage fuel injector valve cylinder 2
  • 0098 Output stage fuel injector valve cylinder 3
  • 0099 Output stage fuel injector valve cylinder 4
  • 009A Output stage fuel injector valve cylinder 5 (and 1 other meaning)
  • 009B Output stage fuel injector valve cylinder 6
  • 009C Output stage fuel injector valve cylinder 7
  • 009D Output stage fuel injector valve cylinder 8
  • 009E Output stage fuel injector valve cylinder 9
  • 009F Output stage fuel injector valve cylinder 10
  • 00A0 Output stage fuel injector valve cylinder 11
  • 00A1 Output stage fuel injector valve cylinder 12
  • 00A7 Output stage fuel pump relay
  • 00AA Output stage air conditioning compressor release to air conditioning control unit
  • 00B7 Tank vent system leak detection
  • 00B8 Tank vent system blocked line
  • 00BE Ignition circuit monitoring cylinder 1
  • 00BF Ignition circuit monitoring cylinder 2
  • 00C0 Ignition circuit monitoring cylinder 3
  • 00C1 Ignition circuit monitoring cylinder 4
  • 00C2 Ignition circuit monitoring cylinder 5
  • 00C3 Ignition circuit monitoring cylinder 6
  • 00C4 Ignition circuit monitoring cylinder 7
  • 00C5 Ignition circuit monitoring cylinder 8
  • 00C6 Ignition circuit monitoring cylinder 9
  • 00C7 Ignition circuit monitoring cylinder 10
  • 00C8 Ignition circuit monitoring cylinder 11
  • 00C9 Ignition circuit monitoring cylinder 12
  • 00CB ignition circuit monitoring bank error
  • 00CC EWS3.3 rolling code storage
  • 00D0 Secondary air system Bank 2
  • 00D2 Knock sensor 1 sensor signal
  • 00D3 Knock sensor 2 sensor signal
  • 00D6 CAN status plausibility DME-right / DME-left
  • 00D7 CAN timeout DME
  • 00D8 CAN timeout ASC/DSC
  • 00D9 CAN timeout EML
  • 00DC Knock control zero test
  • 00DE Knock control test pulse
  • 00E1 Control unit ECAT - temperature sensors
  • 00E2 Control unit ECAT - voltage power switch
  • 00E3 Control battery disconnect switch.
  • 00E4 Output stage start automatic bank 2
  • 00E9 Output stage start automatic
  • 00EA Start automation input
  • 00EC CAN timeout EGS
  • 00ED Start automatic
  • 00FA System diagnosis air-encompassed EVs
  • 00FD Output stage EC fan
  • 0101 DDE: Mass air flow sensor 1
  • 0107 DME: Absolute pressure in intake manifold - barometric pressure - input low
  • 0108 DME: Absolute pressure in intake manifold - barometric pressure - input high
  • 0109 DME: Absolute pressure in intake manifold - barometric pressure - input sporadic
  • 0111 DDE: Intake-air temperature sensor 1
  • 0112 DME: Intake-air temperature - input low
  • 0113 DME: Intake-air temperature - input high
  • 0114 DME: Intake-air temperature - input sporadic
  • 0116 DDE: Coolant temperature sensor (and 1 other meaning)
  • 0117 DME: Engine-coolant temperature - input low
  • 0118 DME: Engine-coolant temperature - input high
  • 0119 DME: Engine-coolant temperature - input sporadic
  • 0121 DDE: Pedal-position sensor, potentiometer 1 (PWG)
  • 0122 DME: Throttle/accelerator-pedal position, sensor/switch 1 - input low
  • 0123 DME: Throttle/accelerator-pedal position, sensor/switch 1 - input high
  • 0125 DME: Coolant temperature - too low for oxygen-sensor control
  • 0128 DME: Coolant thermostat - coolant temperature below thermostat control temperature
  • 0130 DME: Oxygen sensor (bank 1, before cat.) - malfunction
  • 0131 DME: Oxygen sensor (bank 1, before cat.) - voltage low
  • 0132 DME: Oxygen sensor (bank 1, before cat.) - voltage high
  • 0133 DME: Oxygen sensor (bank 1, before cat.) - slow reaction
  • 0135 DME: Oxygen sensor, heating circuit (bank 1, before cat.) - malfunction (oxygen sensor heating circuit Row)
  • 0136 DME: Oxygen sensor (bank 1, behind cat.) - malfunction
  • 0137 DME: Oxygen sensor (bank 1, behind cat.) - voltage low
  • 0138 DME: Oxygen sensor (bank 1, behind cat.) - voltage high
  • 0139 DME: Oxygen sensor (bank 1, behind cat.) - slow reaction
  • 0141 DME: Oxygen sensor, heating circuit (bank 1, behind cat.) - malfunction (oxygen sensor heating circuit Row)
  • 0171 DME: Mixture control (bank 1) - system too lean
  • 0172 DME: Mixture control (bank 1) - system too rich
  • 0191 DDE: Rail pressure sensor
  • 0201 DME: Fuel injector, cylinder 1 - malfunction
  • 0202 DME: Fuel injector, cylinder 2 - malfunction
  • 0203 DME: Fuel injector, cylinder 3 - malfunction
  • 0204 DME: Fuel injector, cylinder 4 - malfunction
  • 0208 DDE: Injector, cylinder 1
  • 0209 DDE: Injector, cylinder 4
  • 020A DDE: Injector, cylinder 6
  • 020B DDE: Injector, cylinder 7
  • 0218 DME: Transmission oil temperature too high (overtemperature Condition)
  • 0222 DME: Throttle/accelerator-pedal position, sensor/switch 2 - input low
  • 0223 DME: Throttle/accelerator-pedal position, sensor/switch 2 - input high
  • 0234 DME: Charge-air pressure, compressor
  • 0236 DDE: Charge-air pressure sensor
  • 0261 DME: Fuel injector, cylinder 1 - input low
  • 0262 DME: Fuel injector, cylinder 1 - input high
  • 0264 DME: Fuel injector, cylinder 2 - input low
  • 0265 DME: Fuel injector, cylinder 2 - input high
  • 0267 DME: Fuel injector, cylinder 3 - input low
  • 0268 DME: Fuel injector, cylinder 3 - input high
  • 0270 DME: Fuel injector, cylinder 4 - input low
  • 0271 DME: Fuel injector, cylinder 4 - input high
  • 0300 DME: Misfiring detected - one or more cylinders
  • 0301 DME: Misfiring detected - cylinder 1
  • 0302 DME: Misfiring detected - cylinder 2
  • 0303 DME: Misfiring detected - cylinder 3
  • 0304 DME: Misfiring detected - cylinder 4
  • 0313 DME: Misfiring detected with low fuel level
  • 0324 DME: Knock control system - deviation
  • 0326 DME: Knock sensor 1 - measuring-range or power-output problem
  • 0335 DME: Crankshaft sensor 1 - malfunction
  • 0336 DDE: Speed, crankshaft (and 1 other meaning)
  • 0340 DME: Camshaft sensor 1 (bank 1) - malfunction
  • 0341 DME: Camshaft sensor 1 (bank 1) - measuring-range or power-output problem
  • 0351 DME: Ignition coil 1, primary/secondary winding - malfunction (primary/secondary circuit)
  • 0352 DME: Ignition coil 2, primary/secondary winding - malfunction (primary/secondary circuit)
  • 0420 DME: Cat. converter (bank 1) - efficiency below threshold
  • 0441 DME: Tank venting system - solenoid valve blocked
  • 0442 DME: Tank venting system - minor leak detected
  • 0443 DME: Tank-venting system - fault in valve switching circuit
  • 0444 DME: Tank-venting system - open circuit in valve switching circuit (open)
  • 0445 DME: Tank-venting system - open circuit in valve switching circuit (short)
  • 0455 DME: Tank venting system - major leak detected
  • 0456 DME: Tank venting system - very minor leak detected
  • 0500 DME: Vehicle-speed signal - malfunction
  • 0501 DDE: Road speed signal
  • 0506 DME: Idle control system - engine speed lower than expected
  • 0507 DME: Idle control system - engine speed higher than expected
  • 0532 DME: A/C system, refrigerant-pressure sensor - input low
  • 0533 DME: A/C system, refrigerant-pressure sensor - input high
  • 0562 DME: Supply voltage, voltage - low
  • 0563 DME: Supply voltage, voltage - high
  • 0568 DME: Cruise control, "adjust" signal - malfunction
  • 0571 DME: Cruise control, brake switch - malfunction
  • 0575 DME: Cruise control, input malfunction
  • 0601 DDE: CAN-bus, private (and 1 other meaning)
  • 0603 DME: Control module - internal fault in "Keep Alive Memory" (KAM)
  • 0604 DME: Control module - internal fault in "Random Access Memory" (RAM)
  • 0606 DDE: DDE control unit (microcontroller)
  • 0638 DME: Throttle - malfunction (flap malfunction) (actuator range/performance)
  • 0642 DME: Control module, sensor supply A - output low (sensor Reference Voltage A Channel)
  • 0643 DME: Control module, sensor supply A - output high (sensor Reference Voltage A Channel)
  • 0646 DME: A/C compressor, clutch relay - input low
  • 0647 DME: A/C compressor, clutch relay - input high
  • 0652 DME: Control module, sensor supply B - output low (sensor Reference Voltage B Channel)
  • 0653 DME: Control module, sensor supply B - output high (sensor Reference Voltage B Channel)
  • 0686 DME: Main-relay activation - input low (ECM/PCM Main Relay Control Circuit Low)
  • 0687 DME: Main-relay activation - input high (ECM/PCM Main Relay Control Circuit High)
  • 0691 DME: Electric fan, relay 1 - input low (fan 1 Control Circuit Low)
  • 0692 DME: Electric fan, relay 1 - input high (fan 1 Control Circuit High)
  • 0693 DME: Electric fan, relay 2 - input low (fan 2 Control Circuit Low)
  • 0694 DME: Electric fan, relay 2 - input high (fan 2 Control Circuit High)
  • 0695 DME: Fan 3, control circuit, low
  • 0696 DME: Fan 3, control circuit, high
  • 0700 DME: AISIN TCU OBD relevant fault
  • 0704 DME: Clutch switch, input - malfunction
  • 0705 DME: Transmission position sensor (PRNDL) - malfunction
  • 0712 DME: Transmission temperature sensor - input low
  • 0713 DME: Transmission temperature sensor - input high
  • 0714 DME: Transmission temperature sensor - input sporadic
  • 0721 DME: Drive-speed sensor - measuring-range or power-output problem
  • 0790 DME: Transmission program switch - malfunction
  • 0815 DME: One-touch up switch - malfunction
  • 0816 DME: One-touch down switch - malfunction
  • 09F6 DDE: Rail-pressure monitoring during start
  • 101F Temperature intake air and invalid values of outside temperature sensors
  • 1106 DME: Pressure sensor, intake manifold - input too low with engine stopped
  • 1107 DME: Pressure sensor, intake manifold - input too low at idle
  • 1108 DME: Pressure sensor, intake manifold - input too low at full load and low engine speed
  • 1109 DME: Pressure sensor, intake manifold - input too high with trailing throttle
  • 1111 Coolant temperature/engine, sensor coolant outlet, input low
  • 1112 Coolant temperature/engine, sensor coolant outlet, input high
  • 1113 Coolant temperature/engine, sensor coolant outlet, intermittent open
  • 1122 DME: Pedal-position sensor 1 - input low (pedal travel sensor 1 input low)
  • 1123 DME: Pedal-position sensor 1 - input high (pedal travel sensor 1 input high)
  • 1125 DME: Throttle-valve potentiometers 1 and 2 - measuring-range or power-output problem (minor fault)
  • 1126 DME: Throttle-valve potentiometers 1 and 2 - measuring-range or power-output problem (major fault)
  • 1130 Oxygen sensor circuit dynamic test (Bank 1 Sensor 2) switching time error
  • 113C DME: Air inlet, temperature, TIA, hanging value
  • 113D DME: Temperature, air inlet, invalid values
  • 1143 DME: Oxygen sensor (bank 1, after catalytic converter) - input high
  • 1144 DME: Oxygen sensor (bank 1, after catalytic converter) - input low
  • 1191 DDE: Rail pressure control
  • 1196 DDE: Rail pressure control valve
  • 1222 DME: Pedal-position sensor 2 - input low (pedal travel sensor 2 input low)
  • 1223 DME: Pedal-position sensor 2 - input high (pedal travel sensor 2 input high)
  • 1224 DME: Pedal-position sensors 1 and 2 - measuring-range or power-output problem (pedal travel sensor 1 and 2 range/performance not OK)
  • 1226 DME: Throttle - malfunction (flap malfunction) (malfunction valve defective)
  • 1229 DME: Throttle-valve potentiometer - adaptation fault
  • 1234 DME: Fuel-pump relay, primary circuit - input low
  • 1235 DME: Pressure sensor, intake manifold before compressor - input sporadic
  • 1236 DME: Fuel-pump relay, primary circuit - input high
  • 1237 DME: Pressure sensor, intake manifold before compressor - input low
  • 1238 DME: Pressure sensor, intake manifold before compressor - input high
  • 1239 DME: Pressure sensor, intake manifold before compressor - input too low with engine stopped
  • 1240 DME: Pressure sensor, intake manifold before compressor - input too low at idle
  • 1241 DME: Pressure sensor, intake manifold before compressor - input too low at full load and low engine speed
  • 1242 DME: Pressure sensor, intake manifold before compressor - input too low with trailing throttle
  • 1320 DME: Flywheel adaptation for misfire detection - measuring-range problem
  • 1321 DME: Flywheel adaptation for misfire detection - power-output problem
  • 1340 DME: Misfiring during starting - multiple fault
  • 1341 DME: Cat.-damaging misfiring - multiple fault
  • 1342 DME: Misfiring during starting - cylinder 1
  • 1343 DME: Cat.-damaging misfiring, cylinder 1
  • 1344 DME: Misfiring during starting - cylinder 2
  • 1345 DME: Cat.-damaging misfiring, cylinder 2
  • 1346 DME: Misfiring during starting - cylinder 3
  • 1347 DME: Cat.-damaging misfiring, cylinder 3
  • 1348 DME: Misfiring during starting - cylinder 4
  • 1349 DME: Cat.-damaging misfiring, cylinder 4
  • 1366 DME: Ignition coil 1, primary/secondary circuit - input low (primary/secondary)
  • 1367 DME: Ignition coil 2, primary/secondary circuit - input low (primary/secondary circuit low)
  • 1436 DME: Leakage diagnosis pump - open circuit (leak diagnostic pump open circuit)
  • 1437 DME: Leakage diagnosis pump - measuring-range or power-output problem (range/performance leak diagnostic pump)
  • 1442 DME: Leakage diagnosis pump - signal low (leak diagnostic pump signal)
  • 1443 DME: Leakage diagnosis pump - signal high (leak diagnostic pump signal)
  • 1475 DME: Reed switch not closed
  • 1476 DME: Leakage diagnosis pump - blocked power
  • 1477 DME: Reed switch does not open
  • 1481 DME: Electric fan, relay 1 - input low (relay/Engine Coolant Fan 1 Low Input)
  • 1482 DME: Electric fan, relay 1 - input high (relay/Engine Coolant Fan 1 High Input)
  • 1484 DME: Electric fan, relay 2 - input low (relay/Engine Coolant Fan 2 Low Input)
  • 1485 DME: Electric fan, relay 2 - input high (relay/Engine Coolant Fan 2 High Input)
  • 1487 DME: Electric fan, relay 3 - input low
  • 1488 DME: Electric fan, relay 3 - input high
  • 1497 DME: Unmetered air after throttle
  • 1498 DME: Unmetered air after compressor
  • 1499 DME: Air cleaner, leakage
  • 1515 Engine off counter plausibility
  • 1570 DME: Control module, sensor supply A - output low (electrical Control Unit Sensor Supply A Output)
  • 1571 DME: Control module, sensor supply A - output high (electrical Control Unit Sensor Supply A Output)
  • 1572 DME: Control module, sensor supply A - signal static
  • 1573 DME: Control module, sensor supply B - output low (electrical Control Unit Sensor Supply B Output)
  • 1574 DME: Control module, sensor supply B - output high (electrical Control Unit Sensor Supply B Output)
  • 1575 DME: Control module, sensor supply B - signal static
  • 1600 DME: Control module - external fault in "Random Access Memory" (RAM)
  • 1607 DME: CAN status
  • 1611 DME: Serial communication connection, transmission control module
  • 1612 DDE: DDE warning lamp (and 1 other meaning)
  • 1613 DDE: Smooth running controller (and 1 other meaning)
  • 1615 DME: Control module, processor, SPI bus - malfunction
  • 1616 DME: Control module, coding memory - checksum fault
  • 1617 DME: Control module, H-bridge driver
  • 1626 DME: Alternator, load sensor - input low
  • 1627 DME: Alternator, load sensor - input high
  • 1641 DDE: DDE control module (EEPROM and configuration)
  • 1656 DME: EWS incorrect code
  • 1661 DME: Timeout, EWS telegram
  • 1679 DME: Electronic throttle monitoring, level 2/3
  • 1680 DME: Electronic throttle monitoring, level 2/3, A/D converter, processor fault
  • 1681 DME: Electronic throttle monitoring, level 2/3, engine speed - calculation fault
  • 1682 DME: Electronic throttle monitoring, level 2/3, idle speed "A" - calculation fault
  • 1683 DME: Electronic throttle monitoring, level 2/3, idle speed "B" - calculation fault
  • 1684 DME: Electronic throttle monitoring, level 2/3, clutch torque - min. fault
  • 1685 DME: Electronic throttle monitoring, level 2/3, clutch torque - max. fault
  • 1686 DME: Electronic throttle monitoring, level 2/3, pedal-position sensor - diagnostic fault
  • 1687 DME: Electronic throttle monitoring, level 2/3, throttle-valve potentiometer - diagnostic fault
  • 1688 DME: Electronic throttle monitoring, level 2/3, air mass - calculation fault
  • 1689 DME: Electronic throttle monitoring, level 2/3, torque calculation - fault
  • 1691 DME: Electronic throttle monitoring, level 2/3, engine-speed limitation - fault
  • 1692 DME: Electronic throttle monitoring, level 2/3, engine throttle and injection deactivation "A"
  • 1693 DME: Electronic throttle monitoring, level 2/3, engine throttle and injection deactivation "B"
  • 1696 DME: Main-relay activation - input low (main Relay Control Circuit Low Input)
  • 1697 DME: Main-relay activation - input high (main Relay Control Circuit High Input)
  • 1698 DME: Transmission control module - control fault
  • 1699 DME: Transmission control module - checksum fault
  • 1705 DME: Transmission control module, LED output - open circuit
  • 1706 DME: Transmission control module, LED output - short circuit
  • 1712 DME: Transmission oil temperature too high (temperature too high)
  • 1739 DME: Clutch solenoid - communication fault
  • 1740 DME: Clutch solenoid - measuring-range or power-output problem
  • 1741 DME: Clutch solenoid - open circuit
  • 1742 DME: Clutch solenoid - short circuit
  • 1749 DME: Secondary pressure actuator - communication fault
  • 1750 DME: Secondary pressure actuator - measuring-range or power-output problem
  • 1751 DME: Secondary pressure actuator - open circuit
  • 1752 DME: Secondary pressure actuator - short circuit
  • 1785 DME: Transmission-ratio actuator - malfunction
  • 1786 DME: Transmission-ratio actuator - measuring-range or power-output problem
  • 1787 DME: Transmission-ratio actuator - open circuit
  • 1788 DME: Transmission-ratio actuator - short circuit
  • 1789 DME: Transmission-ratio actuator - communication fault
  • 1815 DME: Transmission step switch on steering wheel "+" - input low
  • 1816 DME: Transmission step switch on steering wheel "-" - input low
  • 1825 DME: Shiftlock - malfunction
  • 1826 DME: Shiftlock relay (CVT) - input low
  • 1827 DME: Shiftlock relay (CVT) - input high
  • 1DF1 Redundant emergency stop
  • 1E26 DDE: Monitoring, rpm sensor
  • 1E46 DDE: Capacitor voltage 1 for cylinders 1 and 6
  • 1E51 DDE: Capacitor voltage 2 for cylinders 4 and 7
  • 1E56 DDE: Supply voltage 1 for HFM 1 and LDF 1
  • 1E61 DDE: Supply voltage 2 for rail-pressure sensor
  • 2096 DME: Oxygen sensor (bank 1, after catalyst) - exhaust-gas composition indicates oxygen sensor fault (bank 1, before catalyst) (mixture too lean)
  • 2097 DME: Oxygen sensor (bank 1, after catalyst) - exhaust-gas composition indicates oxygen sensor fault (bank 1, before catalyst) (mixture too rich)
  • 2122 DME: Pedal-position sensor 1 - input low (throttle position/pedal position sensor/switch D channel low input)
  • 2123 DME: Pedal-position sensor 1 - input high (throttle position/pedal position sensor/switch D channel high input)
  • 2127 DME: Pedal-position sensor 2 - input low (DK/PWG Position Sensor/Switch E Channel Low Input)

Every BMW module's fault codes