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Repairing wiring harness using solder connectors - AR00.19-P-0100-09A

Fig 1: Identifying New Passenger Vehicle Wiring Harness Repair Kit (220 589 04 99 00)
G07705193Courtesy of MERCEDES-BENZ USA
Fig 2: Identifying Wiring Harness Repair Kit, Basic (000 589 13 99 00)
G07705194Courtesy of MERCEDES-BENZ USA
Fig 3: Identifying Welding Bead Catcher (129 589 01 98 00)
G07705195Courtesy of MERCEDES-BENZ USA
Fig 4: Identifying Wire Stripper (220 589 01 99 40)
G07705196Courtesy of MERCEDES-BENZ USA
Fig 5: Identifying Reflector (220 589 01 99 41)
G07705197Courtesy of MERCEDES-BENZ USA
Fig 6: Identifying Adapter (220 589 01 99 42)
G07705198Courtesy of MERCEDES-BENZ USA
  1. Expose damaged line or connector/coupling and separate.

    IMPORTANT Separate line in wiring harness offset approx. 45 mm (B).

    Fig 7: Identifying Wiring Harness Offset
    G07705199Courtesy of MERCEDES-BENZ USA
  2. Cut new section of cable to match old cable.

    IMPORTANT When cutting the line, add an allowance of approx. 50 mm (C) for loop formation (strain-relief).

  3. Remove approx. 15 mm (D) of insulation at line ends.
  4. Select solder connector according to table below.
    Fig 8: Identifying Line Cutting Allowance
    G07705200Courtesy of MERCEDES-BENZ USA
    Selection table for solder connector
    Entire copper cross section Overall diameter with insulation Length stripped of insulation Color code
    0.7 to 2.4 mm2 3.3 mm 15 mm green
    2.0 to 4.0 mm2 4.5 mm 15 mm red
    3.5 to 8.0 mm2 7.0 mm 15 mm blue
    7.5 to 12 mm2 9.0 mm 15 mm Yellow
  5. Insert the cables into the corresponding solder connections (Z) according to the total cable cross-section.

    IMPORTANT A maximum of seven individual cables may be inserted into each solder connection (Z).

  6. Ensure that solder connection (Z) is fully rotated onto cables.

    IMPORTANT Approx. 5 mm (A) of the stripped line ends should be visible.

    Fig 9: Rotating Solder Connection
    G07705201Courtesy of MERCEDES-BENZ USA
  7. Heat solder connector with hot air gun (approx. 400°C).

    Hot air blower gotis://E_15.54_12.0 

    IMPORTANT Start at tapered end until soldering ring dissolves and covering has completely wrapped itself around the lines.

    Fig 10: Heating Solder Connector
    G07705202Courtesy of MERCEDES-BENZ USA
  8. Check soldered point.

    IMPORTANT The soldering ring (1) of the solder connection (Z) must no longer be visible. The jacketing (2) must make contact with the lines as shown.

    Fig 11: Identifying Soldering Ring And Jacketing
    G07705203Courtesy of MERCEDES-BENZ USA
  9. Position solder connector on line and attach heat-shrinkable tube or corrugated hose in repair area or wrap with fabric tape.

    IMPORTANT solder connections must not be positioned directly one above the other.

    Primarily fabric tape is used for the visual adaptation of the repair point and to protect against chafing. In vehicle areas with higher loads (e.g. engine compartment), fabric tape should only be used in combination with other (watertight) safety measures.

    Fig 12: Wrapping Repair Point
    G07705204Courtesy of MERCEDES-BENZ USA