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Home >> Mercedes Benz >> 2009 >> E550 Base >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Brakes - Pneumatic System -- E550 (211.072) >> Test & Adjustment Values >> Pneumatic brake booster test specifications - BE43.10-P-1000-01A

Pneumatic brake booster test specifications - BE43.10-P-1000-01A

Model 129, 140, 163, 168, 170, 171, 202, 203, 208, 210, 211, 215, 219, 220, 221, 414 

Modification notes 

14.8.06 Brake booster dia. Model 216  
    Brake booster dia. Model 221
PNEUMATIC BRAKE BOOSTER TEST SPECIFICATIONS

Number Designation         Model 129.05/06 (ATE T52/4A 225 210 or Lucas LSC 115) Model 129.076 (ATE T52/4A 225 210)
BE43.10-P-1001-01A Brake booster dia.       mm 203/2286 203/2286
          inch 8/9 8/9
BE43.10-P-1002-01A Boost factor         ≈5,6 ≈5,6
BE43.10-P-1003-01A Brake pipe line pressure Intake manifold vacuum Force on brake pedal 50 N bar 14 to 25 14 to 25
    0.75...0.8 bar   100 N bar 35 to 45 35 to 45
        150 N bar 53 to 63 53 to 63
        200 N bar 71 to 81 71 to 81
        250 N bar 87 to 98 87 to 98
PNEUMATIC BRAKE BOOSTER TEST SPECIFICATIONS

Number Designation         Model 140.02/03/1 (ATE T52/4A 225 210 or Lucas LSC 115) Model Series 140.04/05/06/07 (ATE T52/4A 255 225)
BE43.10-P-1001-01A Brake booster dia.       mm 203/2286 228.6/254
          inch 8/9 9/10
BE43.10-P-1002-01A Boost factor         ≈5,6 ≈6.85
BE43.10-P-1003-01A Brake pipe line pressure Intake manifold vacuum Force on brake pedal 50 N bar 14 to 25 13 to 25
    0.75...0.8 bar   100 N bar 35 to 45 35 to 47
        150 N bar 53 to 63 57 to 69
        200 N bar 71 to 81 78 to 92
        250 N bar 87 to 98 95 to 105
PNEUMATIC BRAKE BOOSTER TEST SPECIFICATIONS

Number Designation         Model 163 Model 168
BE43.10-P-1001-01A Brake booster dia.       mm 279 203
          inch 11 8
BE43.10-P-1002-01A Boost factor         ≈5,6 ≈4,5
BE43.10-P-1003-01A Brake pipe line pressure Intake manifold vacuum Force on brake pedal 50 N bar 9 to 20 12
    0.75...0.8 bar   100 N bar 36 to 48 30
        150 N bar 53 to 68 50
        200 N bar 70 to 85 63
        250 N bar 82 to 96 70
PNEUMATIC BRAKE BOOSTER TEST SPECIFICATIONS

Number Designation         Model 170.435/444/445/447/449/465/466 Model 171
BE43.10-P-1001-01A Brake booster dia.       mm 254 177,8/203
          inch 10 7/8
BE43.10-P-1002-01A Boost factor         4.5 ≈5,6
BE43.10-P-1003-01A Brake pipe line pressure Intake manifold vacuum Force on brake pedal 50 N bar 13 to 23 7.5 to 11.5
    0.75...0.8 bar   100 N bar 32 to 44 25 to 31
        150 N bar 48 to 62 42.5 to 50
        200 N bar 62 to 78 59.5 to 70
        250 N bar 75 to 91 74 to 87
PNEUMATIC BRAKE BOOSTER TEST SPECIFICATIONS

Number Designation         Model 202.018 to 9/93 and model 202.120/121/122/125 to 04/94 (Lucas LSC 65 or Bendix Isovac dia. 225) Model 202.018 as of 10/93 Models 202.120/121/122/125 as of 05/94 (ATE T52/4A/255 or Lucas LSC 80)
BE43.10-P-1001-01A Brake booster dia.       mm 228.6 254
          inch 9 10
BE43.10-P-1002-01A Boost factor         3.85 4.5
BE43.10-P-1003-01A Brake pipe line Intake manifold vacuum Force on brake pedal 50 N bar 7 to 15 13 to 23
    0.75...0.8 bar   100 N bar 26 to 38 32 to 44
        150 N bar 43 to 58 48 to 62
        200 N bar 62 to 75 62 to 78
        250 N bar 78 to 88 75 to 91
PNEUMATIC BRAKE BOOSTER TEST SPECIFICATIONS

Number Designation         Model 203.004/006/035/045 Model 203.016/061/064/076/081/084/087/092/261/276/281/284/287/292
BE43.10-P-1001-01A Brake booster dia.       mm 177,8/203 177,8/203
          inch 7/8 7/8
BE43.10-P-1002-01A Boost factor         ≈5,6 ≈5,6
BE43.10-P-1003-01A Brake pipe line pressure Intake pipe vacuum Force on brake pedal 50 N bar 8.5 to 13 7.5 to 11.5
    0.75...0.8 bar   100 N bar 28.5 to 35 25 to 31
        150 N bar 48.5 to 5.7 42.5 to 50
        200 N bar 68 to 80 59.5 to 70
        250 N bar 84.5 to 100 74 to 87
PNEUMATIC BRAKE BOOSTER TEST SPECIFICATIONS

Number Designation         Model 208.335/344/345/347/348/365/435/444/445/447/448/465 Model 208.370/470
BE43.10-P-1001-01A Brake booster dia.       mm 254 203/2286
          inch 10 8/9
BE43.10-P-1002-01A Boost factor         4.5 5.6
BE43.10-P-1003-01A Brake pipe line pressure Intake manifold vacuum Force on brake pedal 50 N bar 13 to 23 8 to 18
    0.75...0.8 bar   100 N bar 32 to 44 33 to 40
        150 N bar 48 to 62 52 to 61
        200 N bar 62 to 78 68 to 79
        250 N bar 75 to 91 82 to 95
PNEUMATIC BRAKE BOOSTER TEST SPECIFICATIONS

Number Designation         Model 210.003/004/006/010/017/020/035/037/206/210/235/237, 210.217 up to 01/97 (Teves), 210.061/261 without ESP Model 210.015/016/025/026/045/053/055/063/065/070/072/081/082/210/215/216/225/226/245/265/270/272/281/282/606/610/617/663, 210.217 from 01/97 (Teves), 202.033/093, 210.074/274, 210.061/261 with ESP
BE43.10-P-1001-01A Brake booster dia.       mm 254 203/2286
          inch 10 8/9
BE43.10-P-1002-01A Boost factor         5.0 5.6
BE43.10-P-1003-01A Brake pipe line pressure Intake manifold vacuum Force on brake pedal 50 N bar 15 to 25 8 to 18
    0.75...0.8 bar   100 N bar 38 to 50 33 to 40
        150 N bar 57 to 70 52 to 61
        200 N bar 72 to 83 68 to 79
        250 N bar 82 to 91 82 to 95
PNEUMATIC BRAKE BOOSTER TEST SPECIFICATIONS

Number Designation         Model 211 with ABR [Adaptive Brake] Model 215 Model 216
BE43.10-P-1001-01A Brake booster dia.       mm 203/228 203/2286 265/265
          inch 8/9 8/9 9.5/95
BE43.10-P-1002-01A Boost factor         7.0 6,3 8.9
BE43.10-P-1003-01A Brake pipe line pressure Intake manifold vacuum Force on brake pedal 50 N bar 28...45 22 to 30 27 to 37
    0.75...0.8 bar   100 N bar 55...70 42 to 52 47 to 65
        150 N bar 80...95 60 to 70 75 to 90
        200 N bar 102...118 80...95 98 to 121
        250 N bar 115...122 100 to 120 114 to 138
PNEUMATIC BRAKE BOOSTER TEST SPECIFICATIONS

Number Designation         Model 219 with ABR [Adaptive Brake] Model 220 Model 221
BE43.10-P-1001-01A Brake booster dia.       mm 203/228 203/2286 265/265
          inch 8/9 8/9 9.5/95
BE43.10-P-1002-01A Boost factor         7.0 6,3 8.9
BE43.10-P-1003-01A Brake pipe line pressure Intake pipe vacuum Force on brake pedal 50 N bar 28...45 22 to 30 27 to 37
    0.75...0.8 bar   100 N bar 55...70 42 to 52 47 to 65
        150 N bar 80...95 60 to 70 75 to 90
        200 N bar 102...118 80...95 98 to 121
        250 N bar 115...122 100 to 120 114 to 138
PNEUMATIC BRAKE BOOSTER TEST SPECIFICATIONS

Number Designation         Model 414.700
BE43.10-P-1001-01A Brake booster dia.       mm 178/203
          inch 7/8
BE43.10-P-1002-01A Boost factor         ≈5,6
BE43.10-P-1003-01A Brake pipe line pressure Intake pipe vacuum Force on brake pedal 50 N bar 17
    0.75...0.8 bar   100 N bar 37
        150 N bar 53 to 57
        200 N bar 68 to 75
        250 N bar 76 to 88