U1122

U1122 - Databus

U1122 - Databus: Implausible Message

Special Notes

• When this exact DTC is found in Address 3C: Lane Change (J769) on the F3 chassis Q3 the cause is most likely buggy factory software:

1188157 - Databus
         U1122 00 [009] - Implausible Message
         [databus unreasonable message - Perso_Status]
         Confirmed - Tested Since Memory Clear

• Check for updated TPIs. At present TPI 2061819 / TSB 96-21-69 has two revisions:
  • • https://static.nhtsa.gov/odi/tsbs/2020/MC-10185258-0001.pdf NHTSA
    • https://static.nhtsa.gov/odi/tsbs/2021/MC-10197967-0001.pdf NHTSA