Important: The installation instructions are not included in the retrofit kit. Print out the latest installation instructions from the Aftersales Assistance Portal (ASAP) and issue to the customer. Only in conjunction with position 5 in vehicles with ACC (SA5DF) Only in conjunction with position 6 in vehicles with aluminium running board (SA328) For vehicles with PDC (S508A) also order 2 A (ultrasonic transducers), see ITU 66_0244.