S60 T5 L5-2.3L Turbo VIN 53 B5234T3 (2002)
(A) = reference mark. Always the second outermost section of the WHIPS mounting.
(B) = deformation element in the WHIPS mounting.
Fold the backrest backwards.
Check that the marking/edge of the deformation element (B) is not in front of the reference mark (A). See the below figure.