Hi Tahir,
Why are you subtracting 3 times?PCR shud be:
RTE=TADIVI
RTE-TAAX**
ADDWT&VAR1
ZERO= R
RTE=TASOLL
RTE*KGENAU (check the value for genau constant maintained in table V_T511K)
RTE/& VAR1
ADDWT *
Also in PCL 20, maintain value as 4.
Try with this PCR if it works.
Regards,
Bhagyashree