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Home >> Mercedes Benz >> 2019 >> C300 4Matic, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 291 (Overall Vehicle - 253 Chassis 5 Of 9) >> Testing & Repair >> Repair Wiring Harness With Line Cross-Section Of 0.13 mm2 Using Axial Solder Connector - AR00.19-P-0100-12A

Repair Wiring Harness With Line Cross-Section Of 0.13 mm2 Using Axial Solder Connector - AR00.19-P-0100-12A

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Fig 1: Identifying Wire Stripper (000 589 30 37 00)
G13743242Courtesy of MERCEDES-BENZ USA
  1. Expose damaged line or plug/coupling in an easily accessible position and cut off.

    IMPORTANT Separate strands in wiring harness offset by approximately 45 mm (a) as shown.

    G13769432Courtesy of MERCEDES-BENZ USA
    G13654431Courtesy of MERCEDES-BENZ USA
  2. Cut new section of cable to match old cable.
  3. Strip 15 mm of insulation from ends of the line as shown with SPECIAL TOOL wire stripper.

    NOTES Lines may only be stripped with the SPECIAL TOOL wire stripper.

    Otherwise, system failures or malfunctions could occur.

  4. Select axial solder connector by means of cable cross-section.
  5. Push the axial solder connector on line beyond the solder point.

    IMPORTANT Push on the thinner side of the axial solder connector first.

    G13769434Courtesy of MERCEDES-BENZ USA
  6. Twist the line ends together.
  7. Push back the axial solder connector on the transposition while turning.
    G13769435Courtesy of MERCEDES-BENZ USA
  8. Heat up axial solder connector with a preheated hot air blower (with electronic temperature control) to 400°C.

    NOTES Use welding pearl catcher in vehicle interior.

    Otherwise, damage could be caused by liquid soldering material.

    G13769436Courtesy of MERCEDES-BENZ USA
  9. Check soldered point.

    IMPORTANT It must not be possible to see the soldering ring of the axial soldered connector any more. The covering must be flush with the lines.

    G14124464Courtesy of MERCEDES-BENZ USA
  10. Apply axial solder connector to the lines and wrap repaired area with duct tape.

    IMPORTANT The axial solder connectors must not lie directly above one another.

G14124465Courtesy of MERCEDES-BENZ USA