167-T2405-1

Supersedes TT-14-025 DX3 SCR RELATED MEMORY RESET PROCEDURE. A subject vehicle may exhibit an illuminated check engine lamp with DTC (Diagnostic Trouble Code) P204F (Malfunction of urea SCR System). The DTC P204F cannot be cleared until the DCU codes have been repaired, cleared and the SCR related memory has been reset with the below procedure.