P206B

Reductant Quality Sensor Circuit Range/Performance

DTC P206B, sometimes indicated as P206B00 is an OBD diagnostic trouble code indicating a manufacturer-specific fault with the vehicle powertrain (i.e. engine and gearbox). This code identifies an error with the air/fuel mixture causing reductant quality sensor circuit range/performance.

  • P206B: Reductant Quality Sensor Circuit Range/Performance
  • P206B: Reductant quality sensor – range/performance problem
  • P206B 00: Reductant quality sensor - range/performance problem

DTC Trouble Code Search
Bulletins

Bulletins are notices put out by manufacturers in conjunction with the NHTSA to notify the public of manufacturing issues or changes.

  • SSM 52299 - POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
    FORD: 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 stored in the powertrain
  • SSM 51891 - ELECTRICAL SYSTEM
    FORD: 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 in the powertrain cont
  • SSM 51889 - ELECTRICAL SYSTEM
    FORD: 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 the powertrain contr
  • SB-15-042 - EQUIPMENT
    HINO: Correction of workshop manual for hino conventional revision of troubleshooting procedure for P206B
  • PIP5614 - ELECTRICAL SYSTEM:SOFTWARE
    CHEVROLET: 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).
  • 18NA124 - EQUIPMENT
    CHEVROLET: This bulletin provides starting point information to diagnose dtc P206B.
  • PIE0453 - ENGINE (PWS)
    CHEVROLET: 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.
  • 167-B1616-12 - ENGINE (PWS)
    HINO: 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 heating element. Fo
  • 167-B1539-12 - EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL
    HINO: Sb-15-042 in the event that a vehicle exhibits a P206B, an update is available to the current published diagnostic troubleshooting work procedure.
  • 167-B1535-12 - EQUIPMENT
    HINO: 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 heating element. Fol
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