Error codes and their possible causes for MKB AFB (Solution)

Error codes and their causes for the AFB motor


Error Code: 513

G-code for motor speed G28 impossible signal

Possible Causes:
G28 error
Distance between speed sensor/encoder wheel is too large
Metal shavings on the G28 or mounting socket.

no signal

Possible Causes
Circuit interruption or short circuit
G28 error


Error Code: 519

Source for suction tube pressure: Implausible signal

Possible Causes:
Control unit malfunction
Incorrect hose connections, not attached, leaking

Donor for suction tube pressure - G71 Short circuit to positive.

Possible Causes:
G71 in control unit J248 is defective

Interruption/Short circuit
Possible Causes:
G71 in control unit J248 is defective

Power supply

Possible Causes:
G71 in control unit J248 is defective



Error Code: 522

Signal indicating an implausible value for coolant temperature.

Possible Causes:
G62 failure
Incorrect coolant temperature sensor

Sender for Coolant Temperature G62 Short Circuit to Ground

Possible Causes:
G62 failure
Head has short circuit to ground.

Interruption/Short circuit after plus

Possible Causes:
Circuit interruption or Lead short to positive



Error Code: 523
Giver for Intake Air Temperature G42 Short to Ground

Possible Causes:
G42 defect
Head shorted to ground

Interruption/Short circuit after plus

Possible Causes:
G42 defect
Circuit interruption or Short circuit after plus



Error Code: 532

Supply voltage: Implausible signal

Possible Causes:
Voltage at ignition on (Terminal 15 not present)
Relay for power supply, terminal 30 (J317) defective



Error Code: 534
Donor for Oil Temperature G8 Short Circuit to Ground

Possible Causes:
G8 defect
Head shorted to ground

unplausible signal

Possible Causes:
G8 defect
Circuit interruption or Short circuit after plus



Error Code: 539

Fuel Temperature Sensor G81 Short to Ground

Possible Causes:
G81 defect
Head shorted to ground

Interruption/Short circuit after positive terminal

Possible Causes:
G81 defect
Circuit interruption or Short circuit after plus



Error Code: 542
Donor for Needle Stroke G80 Interruption/Short Circuit to Plus

Possible Causes:
G80 failure
Circuit interruption or Short circuit
unplausible signal

Possible Causes:
G80 failure
Fuel line to cylinder 5. Cylinder not OK.
Fuel shortage
Air in the fuel system



Error Code: 546
Data management system malfunction, no communication.

Possible Causes:
Circuit interruption or Short circuit



Error Code: 550
Spritzbeginnregelung Regelabweichung

Possible Causes:
Injector start valve (N108) defective)
Needle lift actuator (G80) defective
Fuel tank emptied.
Fuel supply not OK.
Fuel shortage
Air in the fuel system
Funding start is okay.



Error Code: 553

Air Mass Meter G70 - Unrealistic Signal

Possible Causes:
G70 malfunction

Interruption/Short circuit to ground

Possible Causes:
Circuit interruption or Short circuit to ground

Short circuit after plus

Possible Causes:
G70 malfunction
Circuit interruption or Short circuit after plus

Power supply

Possible Causes:
Operating voltage too high/too low
Circuit interruption


Error Code: 560
Exhaust gas recirculation (EGR) regulatory difference / regulatory limit exceeded / not met

Possible Causes:
Exhaust gas recirculation (EGR) valve is faulty.
Hoses reversed, not attached, clogged or leaking



Error Code: 575
Suction tube pressure, control difference

Possible Causes:
Magnetic valve for pressure limiting (N75) is defective
Incorrect hose connections, not attached, leaking
Leak between turbocharger and engine (intake duct)
Turbocharger failure



Error Code: 625
Speed signal impossible signal

Possible Causes:
No signal from the sender for speedometer (G21 bzw. G22)

Vehicle Speed Signal Signal too large

Possible Causes:
Driving speed greater than 260 km/h
Control panel failure
Incorrect Coding Control Panel Insert



Error Code: 626
Control lamp for pre-glow time - K29 Interruption/Short circuit to ground

Possible Causes:
Circuit interruption
Light bulb is broken.
Short circuit to ground

Short circuit after plus

Possible Causes:
Short circuit after plus



Error Code: 628
Job Title Monitoring: Unrealistic Signal

Possible Causes:
Fuel pump failure

Interruption/Short circuit to ground

Possible Causes:
Circuit interruption or Short circuit to ground



Error Code: 668

Line voltage, terminal 30, implausible signal

Possible Causes:
Relays for Power Supply
Clamp 30 (J317) is defective
Relay is (occasionally)

Signal too small

Possible Causes:
Relays for Power Supply
Clamp 30 (J317) is defective
Relay is (occasionally)


Error Code: 671

Switch for GRA -E45 undefined switch state

Possible Causes:
E45 is broken.
Circuit interruption or Short circuit



Error Code: 741

Brake Pedal Monitoring - Unplausible Signal

Possible Causes:
Brake light switch (F) is faulty
Brake Pedal Switch (F47) - Defective



Error Code: 777
Gas pedal position sensor G79 - Unplausible signal

Possible Causes
G79 failure
G79 incorrectly configured

Short circuit after plus

Possible Causes
G79 failure
Lead short to positive

Power supply

Possible Causes
Circuit interruption or Short circuit
Operating voltage too high/too low



Error Code: 1028
Relay for Fans J323 Disconnect/Short to Ground

Possible Causes:
Circuit interruption
Fan motor relay is faulty.
Short circuit to ground

Short circuit after plus

Possible Causes:
Short circuit after plus



Error Code: 1044
Tax device incorrectly coded

Possible Causes:
Invalid ECU coding



Error Code: 1117
Generator terminal DF - Unplausible signal

Possible Causes:
Generator malfunction
Voltage regulator failure
Circuit interruption



Error Code: 1126
Signal for motor speed Signal outside the tolerance

Possible Causes:
Funding start is okay.
Circuit interruption

no signal

Possible Causes:
Circuit interruption
Fuel pump failure



Error Code: 1180
Motor/Air Conditioner Deactivation Electrical Connection Short Circuit to Positive

Possible Causes:
Short circuit in the pipeline



Error Code: 1262
Magnet Valve - Charging Pressure Limiter - N75 - Open/Short to Ground

Possible Causes:
Circuit interruption
Magnet valve malfunction
Short circuit to ground

Short circuit after plus

Possible Causes:
Short circuit after plus



Error Code: 1259
Fuel pump relay J17, Open/Short to Ground

Possible Causes:
Circuit interruption
Fuel pump relay failure
Short circuit to ground

Short circuit after plus

Possible Causes:
Short circuit after plus



Error Code: 1262
Magnet Valve, Charging Pressure Limiter, N75, Open/Short to Ground

Possible Causes:
Circuit interruption
Magnet valve malfunction
Short circuit to ground

Short circuit after plus

Possible Causes:
Short circuit after plus



Error Code: 1265
Ventil for Exhaust Gas Recirculation N18 Interruption/Short Circuit to Ground

Possible Causes:
Circuit interruption
Exhaust gas recirculation (EGR) valve is faulty.
Short circuit to ground

Short circuit after plus

Possible Causes:
Short circuit after plus



Error Code: 1266
Text Relay for Filament J52 Open/Short to Ground

Possible Causes:
Circuit interruption
Relays for light bulbs are faulty.
Short circuit to ground

Short circuit after plus

Possible Causes:
Short circuit after plus
Relays for light bulbs are faulty.



Error Code: 1268
Set N146 Regulatory Difference

Possible Causes:
Fuel pump failure
Circuit interruption or Short circuit


lower threshold value

Possible Causes:
Counter mechanism malfunction
Metering system blocked due to dirt

upper limit value

Possible Causes:
Counter mechanism malfunction
Metering system blocked due to dirt



Error Code: 1282
Switch valve for suction pipe valve N239, Disconnect/Short circuit to ground

Possible Causes:
Circuit interruption or Short circuit to ground

Short circuit after plus

Possible Causes:
Short circuit after plus



Error Code: 1318
Injector pump control unit J399 defective

Possible Causes:
Fuel pump failure

no communication

Possible Causes:
Data signal to the fuel pump is faulty.



Error Code: 1375
Valves for Engine Storage Level 1 Disconnect/Short Circuit to Ground

Possible Causes:
Circuit interruption
Motor bearing (N144) or (N145) is defective
Short circuit to ground

Short circuit after plus

Possible Causes:
Short circuit after plus



Error Code: 1376
No signal for the fuel pump speed signal.

Possible Causes:
Fuel pump not turning
Timing belt for fuel pump snapped.

defekt

Possible Causes:
Fuel pump failure



Error Code: 1440
Fuel Level Signal Interruption/Short Circuit after +

Possible Causes:
Circuit interruption or Short circuit after plus

Short circuit to ground.

Possible Causes:
Short circuit to ground



Error Code: 1441
Donor for Fuel Shortage G210 Interruption/Short Circuit after Plus

Possible Causes:
Circuit interruption or Short circuit after plus
G210 failure

Short circuit to ground.

Possible Causes:
Short circuit to ground
G210 failure

unplausible signal

Possible Causes:
Fuel pump not working, fuel tank empty
G210 failure



Error Code: 1442
Outages due to fuel shortage

Possible Causes.
Tank empty



Error Code: 1686
Steuergerät for radiator fan auxiliary J138: Interruption/Short circuit to ground

Possible Causes:
Circuit interruption
J138 defect
Short circuit to ground

Ausgang does not switch on / Short circuit to positive.

Possible Causes:
Short circuit after plus



Error Code: 17931
Crash-Signal from Airbag Control Unit (ACU) - Unplausible Signal

Possible Causes:
Error in the data lines to the airbag control unit



Error Code: 17978
Engine control unit malfunction.

Possible Causes:
Attempt to start with unauthorized user
Key.
Attempt at manipulation
Short circuit of the
Communication Manager
Incorrect encoding
Errors in the system for
Immobilizer
Ignition control unit
defekt/missing
Engine control unit replaced and not working
Immobilizer adjusted.



Error Code: 18017
Crash shutdown triggered.

Possible Causes:
Airbag deployed.



Error Code: 65535
Bitte gib den Text, den du übersetzt haben möchtest. Engine Control Unit J248 faulty