Connect/Disconnect Testing Unit At Brake Booster - AR43.10-P-0024-01GW

Model 463 

as of model year 2013 up to model year 2019 

Fig 1: Identifying Vacuum Tester (201 589 13 21 00)

Courtesy of MERCEDES-BENZ USA

Fig 2: Brake Booster Components Location - Model 463 As Of Model Year 2013 Up To Model Year 2019

Courtesy of MERCEDES-BENZ USA

1. Disconnect vacuum line (8) from brake booster (1).
2. Connect measuring connection for testing check valve or brake booster (1) between brake booster (1) and vacuum line (8).
3. Connect vacuum tester to measuring connection.