Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.
DODGE, FREIGHTLINER, MERCEDES-BENZ
Reported code forms P206B31
The check engine light is illuminated, or the AdBlue warning is active, with recorded faults related to AdBlue quality or concentration. Complaint Customer reports an illuminated check engine light and or an AdBlue…
FREIGHTLINER, MERCEDES-BENZ
Reported code forms P206B31
Check engine light or Adblue warning with fault codes P206B31, P203B31, or P300494 present in AdBlue (SCR) control unit (N118/5) Complaint The check engine light or AdBlue warning is activated, accompanied by one or…
FREIGHTLINER, MERCEDES-BENZ
Reported code forms P206B31
Vehicles with SCR Generation 4: SCR/AdBlue® warning message cannot be reset with fault code P13DF00 or P300685 Complaint SCR or AdBlue warning message cannot be reset. All fault codes in the AdBlue (SCR) control unit…
FREIGHTLINER, MERCEDES-BENZ
Reported code forms P206B31
Check engine light or Adblue warning with fault codes P206B31, P203B31, or P300494 present in AdBlue (SCR) control unit (N118/5) Complaint The check engine light or AdBlue warning is activated, accompanied by one or…
FREIGHTLINER, MERCEDES-BENZ
Reported code forms P206B31
Check engine light or Adblue warning with fault codes P206B31, P203B31, or P300494 when outside temperatures are below 32 degrees Fahrenheit. SCR Gen4 (KP7) Complaint: The check engine light or AdBlue warning is…
DODGE, FREIGHTLINER, MERCEDES-BENZ
Reported code forms P206B31
Complaint The check engine light or AdBlue warning is activated, accompanied by one or more of the following fault codes rela- ted to the AdBlue tank: P206B31: Malfunction of the concentration sensor for AdBlue; the…
FREIGHTLINER, MERCEDES-BENZ
Reported code forms P206B31
Check engine light or Adblue warning with fault codes P206B31, P203B31, or P300494 when outside temperatures are below 32 degrees Fahrenheit
FORD
Reported code forms P206B
Some 2023-2024 F-Super Duty vehicles built on or before 22-Jul-2024 and equipped with a 6.7L engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) P203B, P206B, and/or…
FORD
Reported code forms P206B
Some 2024-2025 F-650/F-750 vehicles built on or before 22-Jul-2024 and equipped with a 6.7L engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) P203B, P206B, and/or…
FORD
Reported code forms P206B
Some 2023-2024 F-Super Duty vehicles equipped with a 6.7L engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) U02A2, P206B, P203B, P208A, P20FA, P20FD, and/or P20FC…
FORD
Reported code forms P206B
Some 2023 F-Super Duty vehicles equipped with a 6.7L engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) U02A2, P206B, P203B, P208A, P20FA, P20FD, and/or P20FC stored…
FORD
Reported code forms P206B
Some 2024 F-650/F-750 vehicles equipped with a 6.7L engine may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble codes (DTC) U02A2, P206B, P203B, P208A, P20FA, P20FD, and/or P20FC stored in…
MERCEDES-BENZ
Reported code forms P206B31
Complaint Indicator lamp illuminates in instrument cluster, fault codes P203B31, P203B49 and P206B31 present in AdBlue® (SCR) control unit (N118/5). Cause Software for AdBlue® (SCR) control unit (N118/5) Remedy Update…
MERCEDES-BENZ
Reported code forms P206B31
Check engine light illuminates in instrument cluster, fault codes P203B31 or P203B49 or P206B31 present in AdBlue(R) (SCR) control unit
MERCEDES-BENZ
Reported code forms P206B31
Check engine light on with fault codes P203B31, P203B49, P206B31, P13DF00 present in the SCR control unit
CHEVROLET, GMC
Reported code forms P206B
This Preliminary information communicates to the dealer technicians that DTCs P0046, P113B and P206B may be caused by a software anamoly. The anamoly should be corrected by updating the engine control module (ECM).
CHEVROLET, GMC
Reported code forms P206B
This Bulletin provides starting point information to diagnose DTC P206B.
CHEVROLET
Reported code forms P206B
This engineering informational bulletin is requesting information from the field on vehicles that have the condition of Malfunction Indicator Lamp Illuminated with DTC P21A9, P203B, or P206B Set.
HINO
Reported code forms P206B
SB-16-004 1. In the event that a subject vehicle exhibits an illuminated check engine lamp and DTC?s P2201, P2214, P206B, P207F, or P20EE are stored in the DCU, the NOX sensor may have failed due to a cracked NOX sensor…
HINO
Reported code forms P206B
SB-15-038 1. In the event that a subject vehicle exhibits an illuminated check engine lamp and DTC?s P2201, P2214, P206B, P207F, or P20EE are stored in the DCU, the NOX sensor may have failed due to a cracked NOX sensor…