Counterbound train 222 TC reported one of the headlight of train 407 not working. TC of train 407 st ep-out and confirmed B-side headlight not working. Counterbo und train 222 TC reported one of the headlight of train 407 ~~~~~ 3619: Counterbound TC reported one of the headlight not working. 3619 TC step-out and confirmed 3619 B/S headlight not working.  3619 B/S headlight replaced. Security/function test - OK.  Zulfudhly 45437