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Home >> Mercedes Benz >> 2017 >> GLS63 AMG >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System - Body - 166 Chassis 6 Of 8 >> Retrofitting & Conversion >> Retrofit Incar Hotspot Wiring Harness >> Retrofit Incar Hotspot Wiring Harness - AZ82.80-P-0002-01GQY

Retrofit Incar Hotspot Wiring Harness - AZ82.80-P-0002-01GQY

MODEL 166.8 

with CODE 228 (Auxiliary heater) 

Connection scheme 

G14137374Courtesy of MERCEDES-BENZ USA

Routing diagram 

G14137375Courtesy of MERCEDES-BENZ USA

Install antenna wiring harness 

  1. Detach bracket (10) from left sidewall and lay down with connected lines.
    G14137376Courtesy of MERCEDES-BENZ USA
  2. Disconnect black 1-pin connector (7.1) of vehicle-side cellular telephone system antenna line (7) at mobile phone and stationary heater radio remote control antenna splitter (A2/53).
  3. Disconnect green 1-pin plug (13.1) and blue 1-pin plug (13.2) at mobile phone and stationary heater radio remote control antenna splitter (A2/53).
  4. Strap down green 1-pin plug (13.1) and blue 1-pin plug (13.2) with felt tape.

    IMPORTANT The green 1-pin plug (13.1) and the blue 1-pin plug (13.2) are no longer required.

  5. Detach mobile phone and stationary heater radio remote control antenna splitter (A2/53) at bracket (10).

    IMPORTANT The mobile phone and stationary heater radio remote control antenna splitter (A2/53) is no longer required.

    G14137377Courtesy of MERCEDES-BENZ USA
  6. Disconnect black 1-pin connector (14.1) from cellular telephone system antenna amplifier/compensator (A28/3).
  7. Strap down black 1-pin connector (14.1) with felt tape.

    IMPORTANT Black 1-pin connector (14.1) is no longer required.

  8. Bond cellular telephone system splitter (2) with double-sided adhesive tape as shown at bracket (10) and secure with a cable tie.
  9. Connect black 1-pin connector (8.1) of antenna line (8) to 1-pin plug marked with an antenna symbol of cellular telephone system antenna amplifier/compensator (A28/3).
  10. Connect black 1-pin plug (9.1) of antenna line (9) to black 1-pin connector (7.1) of vehicle-side cellular telephone system antenna line (7) and secure antenna line (9) at existing lines with cable ties.
    G14137370Courtesy of MERCEDES-BENZ USA
  11. Install bracket (10) at left sidewall.
  12. Wrap felt tape around antenna line (3) over entire length.
  13. Connect violet 1-pin connector (3.1) to violet 1-pin plug of In Car Hotspot (1).
  14. Route antenna line (3) under floor covering and in cable duct as shown to cellular telephone system splitter (2) and secure with felt tape and cable ties.
  15. Connect black 1-pin connector (3.2) at black 1-pin plug of cellular telephone system splitter (2).
  16. Strap down excess length of antenna line (3) and connect to existing lines with cable ties.
    G14137371Courtesy of MERCEDES-BENZ USA

    Install power supply wiring harness 

  17. Connect white 4-pin connector (6.1) of power supply line (6) to white 4-pin plug of In Car Hotspot (1).
  18. Route brown line (BN) under floor covering and in cable duct as shown to left rear seat ground point (W17/1), secure with felt tape and cable ties and screw on round cable lug.
  19. Route red/yellow line (RDYE) with red fuse carrier (5) and black/yellow line (BKYE) as shown to rear fuse box (F4) and secure with felt tape and cable ties.
    G14137372Courtesy of MERCEDES-BENZ USA
  20. Insert red fuse carrier (5) into slot marked with "S15" on rear fuse box (F4).
  21. Insert a fuse with a fuse rating of 5 A in the red fuse carrier (5).
  22. Insert contact spring of black/yellow line (BKYE) at yellow 7-pin fuse carrier (12), depending on availability, in contact cavity (arrow A) of electrical fuse 133 (F4f133) or in contact cavity (arrow B) of electrical fuse 137 (F4f137).
  23. Insert a fuse with a fuse rating of 5 A in slot of electrical fuse 133 (F4f133) or slot of electrical fuse 137 (F4f137).
  24. Insert white jumper (11) in slot marked with "I" on rear fuse box (F4).
    G14137373Courtesy of MERCEDES-BENZ USA