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Home >> Mercedes Benz >> 1996 >> E320 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - Diagnostic Module >> System Tests >> Preparation For Test (Section 22)
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Preparation For Test (Section 22)

  1. Turn ignition OFF.
  2. Remove diagnostic module (OBD II, N59/1). On model 140 as of Model Year 1996 remove rear seat cushion and loosen bracket for diagnostic module.
  3. Connect socket box with test cable according to connecting diagram. See Fig 1-Fig 5 .
Fig 1: Identifying Special Tools
G00197141Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig 2: Connecting Socket Box To Control Module (Model 129 As Of Model Year 1996)
G00197142Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig 3: Connecting Socket Box To Control Module (Model 140 To End Of Model Year 1995)
G00197143Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig 4: Connecting Socket Box To Control Module (Model 140 As Of Model Year 1996)
G00197144Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Fig 5: Connecting Socket Box To Control Module (Model 210)
G00197145Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
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