TIMS showed Power Command fault when departing station. ATSS showed train was moving at 15kph beforereaching traget speed, TC confirmed fault cleared. ~~~~~ TIMS showed Power Command fault when dep     Check Tims cofirmed FC822 powering command fault,self cleared.ER downloaded at PTU07.Check ER fault P2 notch control (line 4) abnormal at ~22:06hr. Raise OPS 20 to check line 4 upstream(SNR2/AMR1 etc.) Check by Kenneth Sim. 21/11/22 3558 To check line 4 upstream (SNR2,    AMR1) To check with S&C on their LDC logs.As fault occured during DTO mode,to check LDC logs if MPR(powering command)is given.Check AMR/SNR2 contact resistance ok. OPS30 raise to further checks.Can try energising MDR1/SNR1 to see if downstream ok. Check by Kenneth Sim.  22/11/22 3558 to check line 4, and replace SNR2 Check train line (line 4)for no abnormalities found.Preventively replaced SNR2 contactor.Arranged for M/L testing and tested ok.PZ powering were available in Auto mode.Downloaded ER and verified P2 signal ok. Done by Arthur/Ashwin/Kenneth.  24/11/22