hi everyone....i have ford explorer 2008 xlt...and i had an issue which is first RSC service now ( roll stability control) and ckeck out by computer and gave me those codes :
p1891
p1867
p1825
c1233
c1155
the machanic said the main problem is pms(the computer of the car) and its expensive .....should i replace it or there is/are other problem regardless pcm..the car doesnt response when the gear is on "D" when i exceed 40km/h

thank you