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Home >> Mercedes Benz >> 2021 >> E53 AMG 2D Convertible >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Brakes - Pneumatic System - 238 Chassis >> Testing & Repair >> Connect/Disconnect Testing Unit At Brake Booster - AR43.10-P-0024-01LWO

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

Model 238 

Fig 1: Identifying Test Connection (168 589 08 63 00)
G15466387Courtesy of MERCEDES-BENZ USA
Fig 2: Identifying Tester (201 589 14 21 00)
G14791024Courtesy of MERCEDES-BENZ USA
G15466389Courtesy of MERCEDES-BENZ USA
  1. Detach check valve (5) of vacuum line (2) from BAS brake booster (A7/7).
  2. SPECIAL TOOL Connect test connection (4) between BAS brake booster (A7/7) and vacuum line (2).
  3. SPECIAL TOOL Connect vacuum tester (3) to SPECIAL TOOL test connection (4).
  4. Disconnect in reverse order.