(Connect/Disconnect Testing Unit At Brake Booster - AR43.10-P-0024-01GG)

MODEL 460, 461 

MODEL 463 

up to model year 2013 

without CODE 979 (Special protection version) 

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

Courtesy of MERCEDES-BENZ USA

Courtesy of MERCEDES-BENZ USA

1. Disconnect vacuum line (8) from brake booster (1).
2. Connect measuring connection (070) for testing check valve or brake booster (1) between brake booster (1) and vacuum line (8).

   As of delivery date 12/97, the measuring connection (070) in the vacuum line (8) is installed as standard.

3. Connect vacuum tester (030) to measuring connection (070).

Shown on model 463 (up to delivery date 12/97)