168 589 08 63 00 Test connection - WS42.00-P-0044B
WARNING: This page is about a different car, the 2009 Mercedes-Benz E350 and 2008 Mercedes-Benz E350. However, it is still accessible from the selected car via links, so may be relevant.
FG 42/Set B
MODEL 124, 126, 129, 140, 163, 164, 168, 169.0/3, 170, 171, 172, 201, 202, 203, 204, 207, 208, 210, 211, 212, 215, 216, 218, 219, 220, 221, 245.20/23, 251, 414, 636, 639, 906
Use:
Test connection for leak test of brake booster and check valve.