203 589 02 63 00 Test cable, 47-pin (ESP) - WS42.00-P-0047B

FG 42/Set B 

MODEL 163 as of 1.9.02, 164, 171.4, 203, 251, 211, 221 

Use: 

47-pin test cable for diagnosis of Teves ESP MK25 in combination with socket box 129 589 00 21 00.

Fig 1: Identifying Test Cable (203 589 02 63 00)

Courtesy of MERCEDES-BENZ USA