TC reported "Rear Cab Entry". Staff (RFP) checked and confirmed both rear cab partition doors were l ocked and no abnormalities inside rear cab. TC later feedbac k that the indication self cleared before reaching MRB1. TC ~~~~~ TC reported "Rear Cab Entry". Staff (RFP     #3536 Partition door cab entry fault able to duplicate.Found #3536 parition door when force push top side entry illuminated.Add shim 1mm & function test couple of times push force partition door-ok.No reoccurance of cab entry. Done by Zulq/Asruddin  09/05/21