Error codes and their possible causes for MKB ASV, ALH, AGR (Solution)

Error codes and their causes for the ASV, AGR, and ALH engines



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: 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: 1193
Relay for small heating power - J359 Short circuit to positive supply

Possible Causes:
Circuit interruption
Short circuit after plus
Relay for small heating power - J359
defekt



1194
Relays for high heating power - J360 Short circuit to positive supply

Possible Causes:
Circuit interruption
Short circuit after plus
Relays for high heating power - J360 defective



Error Code: 1283
Motor for Intake Valve V157 Interruption/Short Circuit to Ground

Possible Causes:
Circuit interruption
Engine for intake valve defective

Short circuit after plus

Possible Causes:
Short circuit after plus

defekt

Possible Causes:
Faulty fuel shut-off valve



Error Code: 16485

Air Mass Meter G70 - Unrealistic Signal

Possible Causes:
G70 malfunction
Circuit interruption, Short circuit to ground



Error Code: 16500
Sender for Coolant Temperature G62 - Unplausible Signal

Possible Causes
G62 failure



Error Code: 16705
G-code for motor speed G28 impossible signal

Possible Causes:
G28 error
Distance between speed sensor/encoder wheel is too large
Metal shavings at the G28 or. Base plate
G80 malfunction - Try disconnecting it temporarily!



Error Code: 16706
no signal

Possible Causes
Circuit interruption or Short circuit
G28 error
G80 malfunction - Try disconnecting it temporarily!




Error Code: 16885
Vehicle Speed Signal - Unplausible Signal

Possible Causes
No signal from the speedometer sensor (G22)



Error Code: 16955
Brake light switch - Unplausible signal

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



Error Code: 16989
Tax component J248 defective



Error Code: 17552
Airflow sensor G70 - Open circuit/Short to ground

Possible Causes:
G70 malfunction
Circuit interruption or Short circuit to ground



Error Code: 17553
Airflow sensor G70 Short circuit to positive (+)

Possible Causes:
Short circuit after + G70 failure
Circuit interruption or Short circuit after plus



Error Code: 17554
Air Mass Meter G70 Power Supply Voltage

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



Error Code: 17563
Donor for suction tube pressure G71 Short circuit to positive

Possible Causes:
Short circuit after plus
G71 defect



Error Code: 17564
Donor for suction tube pressure G71 Interruption/Short circuit to ground

Possible Causes:
G71 defect
Circuit interruption or Short circuit to ground



Error Code: 17565
Power supply for suction tube pressure G71

Possible Causes:
G71 defect
Circuit interruption or Short circuit



Error Code: 17568
Donor for Suction Pipe Temperature G72 Short Circuit to Ground

Possible Causes:
G72 failure
Head shorted to ground



Error Code: 17569
Donor for Suction Pipe Temperature G72 Interruption/Short Circuit to Positive

Possible Causes:
G72 failure
Circuit interruption or Short circuit after plus



Error Code: 17570
Fuel Temperature Sensor G81 Short to Ground

Possible Causes:
G81 defect
Head shorted to ground



Error Code: 17571
Donor for Fuel Temperature G81 Open/Short to Plus

Possible Causes:
G81 defect
Lead short to positive
Circuit interruption



Error Code: 17653
Faulty Needle Stroke G80 Short Circuit to Ground

Possible Causes:
G80 failure
Head shorted to ground



Error Code: 17654
Signal for Needle Stroke G80 - Unrealistic

Possible Causes:
G80 failure
Fuel line to the fuel injector with
Needle travel not OK.
Fuel shortage
Air in the fuel system



Error Code: 17655
Donor for Needle Stroke G80 Interruption/Short Circuit to Plus

Possible Causes:
G80 failure
Lead short to positive
Circuit interruption



Error Code: 17656
Spritzbeginnregelung Regeldifferenz

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



Error Code: 17659
Injector Start Valve N108 Short Circuit to Plus

Possible Causes:
Lead short to positive



Error Code: 17660
Injector Start Valve N108 - Interruption/Short Circuit to Ground

Possible Causes:
Circuit interruption
Injector start valve defective
Short circuit to ground



Error Code: 17663
Coolant Temperature Sensor G62 Short to Ground

Possible Causes:
G62 failure
Head shorted to ground



Error Code: 17664
Donor for Coolant Temperature G62 Interruption/Short Circuit after Plus

Possible Causes:
G62 failure
Circuit interruption or Lead short to positive



Error Code: 17762
Electric control for the gear shifting mechanism G149. Fault in the electrical circuit

Possible Causes:
Electrical fault in the fuel pump circuit, defective.
Circuit interruption or Short circuit



Error Code: 17795
Control unit malfunction

Possible Causes:
Internal control unit malfunction



Error Code: 17810
Exhaust Gas Recirculation Valve N18 Short Circuit to Positive (+

Possible Causes:
Short circuit after plus



Error Code: 17849
Exhaust Gas Recirculation Valve N18 - Interruption/Short Circuit to Ground

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



Error Code: 17911
Generator terminal DF - Unplausible signal

Possible Causes:
Generator malfunction
Voltage regulator failure
Circuit interruption



Error Code: 17946
Fuel Shut-Off Valve N109 - Interruption/Short to Ground

Possible Causes:
N109 defective
Circuit interruption or Short circuit to ground



Error Code: 17948
Vehicle Speed Signal: Signal too large

Possible Causes:
Driving speed greater than 260 km/h
Control panel failure



Error Code: 17954
Magnet Valve, Charging Pressure Limiter, N75, Short Circuit to Positive (+)

Possible Causes:
Short circuit after plus



Error Code: 17957
Magnet Valve, Charging Pressure Limiting, N75, Open/Short to Ground

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



Error Code: 17964
Loading pressure control, lower limit reached

Possible Causes:
Magnetic valve for pressure regulation (N75) is faulty, hose connections leaking.
Turbocharger failure
Leak between turbocharger and engine (intake duct)



Error Code: 17965
Loading pressure control: Control limit exceeded

Possible Causes:
Incorrect hose connections, not attached, leaking

Further assistance through searching for *575 and Regeldifferenz Saugrohrdruck.



Error Code: 17969
Quantity Identifier N146 Regulatory Difference


Possible Causes:
Fuel pump failure
Circuit interruption or Short circuit



Error Code: 17970
Quantity: N146, Upper Limit

Possible Causes:
Quantity Counter (N146) defective/blocked
Upper limit reached.



Error Code: 17971
Lower limit for quantity N146

Possible Causes:
Quantity Counter (N146) defective/blocked
lower threshold value reached



Error Code: 17977
Switch for GRA E45 - Unplausible Signal

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



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: 18008
Voltage Class 15, voltage too low

Possible Causes:
Voltage at ignition (terminal 15) is not present



Error Code: 18009
Relay for Voltage-Supply Terminal 30 J317

Possible Causes:
Relay for power supply, terminal 30 (J317) defective
Relay is (occasionally)



Error Code: 18020
Incorrectly coded engine control unit

Possible Causes:
Invalid ECU coding



Error Code: 18026
Relays for incandescent bulbs J52 Short circuit to positive.

Possible Causes:
Main supply short circuit after J52



18027
Relays for incandescent bulbs J52, open/short to ground

Possible Causes:
Circuit interruption or Short circuit to ground
J52 defect



Error Code: 18034
Data Bus Motor Missing Message from Gearbox Control Unit

Possible Causes:
Data line errors to the transmission control unit (TCU)



Error Code: 18039
Gas pedal position sensor G79 signal too high

Possible Causes:
G79 failure



Error Code: 18040
Gas Pedal Position Sensor G79 Supply Voltage

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



Error Code: 18044
Data Bus, Motor, Missing Message from Airbag ECU

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



Error Code: 18047
Provide 1/2 for Gas Pedal Position G79+G185 - Unplausible Signal

Possible Causes:
G79 failure



18048
Engine Control Unit J248 faulty

Possible Causes:
Internal control unit malfunction



Error Code: 18062
Please read the fault codes from the combined instrument.

Possible Causes
Oil level/temperature sensor malfunction



Error Code: 18065
Air Conditioner Input/Output Short to Positive

Possible Causes:
Short circuit in the pipeline



Error Code: 19458
Kick-Down-Switch F8: Implausible signal

Possible Causes:
G79 failure



Error Code: 19459
Relay for small heating J359 Short circuit to positive supply

Possible Causes:
Circuit interruption
Short circuit after plus
Relay for small heating J359 is defective



Error Code: 19461
Relays for high heating power J360 Short circuit to positive supply

Possible Causes:
Circuit interruption
Short circuit after plus
Relay for small heating J360 is defective



Error Code: 19560
Switch valve for suction valve N239 Short circuit to positive (+)

Possible Causes:
Short circuit after plus



Error Code: 19561
Switch valve for suction pipe valve N239, Disconnect/Short circuit to ground

Possible Causes:
Circuit interruption
Shift valve for suction valve defective



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