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Removing and installing heating and fresh-air control: Removal

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  1. Remove covers over heating and fresh-air control, battery and fluid reservoir. Disconnect battery and remove.
  2. Remove steering wheel and loosen steering-column panel. Comply with safety regulations when handling airbag units (see SAFETY REGULATIONS FOR VEHICLES WITH AIRBAG AND BELT TENSIONER ).
  3. Loosen central screw (clamp) at the steering-column switch from below and pull forward a little. Remove top cover and disconnect electrical plug connections. Remove steering-column switch.
    Fig 1: Loosing Central Screw (Clamp) At Steering-Column Switch From Below
    G03150902Courtesy of PORSCHE OF NORTH AMERICA, INC.
  4. Loosen instrument panel and unclip right side upwards. Disconnect electrical plug connections.
    Fig 2: Loosening Instrument Panel And Unclip Right Side Upwards
    G03150903Courtesy of PORSCHE OF NORTH AMERICA, INC.
  5. Remove steering-column cover (4 screws).
    Fig 3: Removing Steering-Column Cover
    G03150904Courtesy of PORSCHE OF NORTH AMERICA, INC.
  6. Remove radio and heating and fresh-air control. Unclip switch trim on the left and right. Disconnect electrical plug connection. Loosen centre of fixing frame and remove.
    Fig 4: Uncliping Switch Trim On The Left And Right
    G03150905Courtesy of PORSCHE OF NORTH AMERICA, INC.
  7. Remove left side nozzle and disconnect electrical plug connection. Unclip cover of sun sensor and defroster panel and remove.
  8. Loosen passenger compartment monitor and disconnect electrical plug connection.
  9. Remove bottom right air guide. Remove passenger airbag unit. Comply with safety regulations when handling airbag units (see SAFETY REGULATIONS FOR VEHICLES WITH AIRBAG AND BELT TENSIONER ).
  10. Remove front cover of centre console. Loosen fuse carrier and loosen diagnosis plug in the left footwell.
  11. Loosen dashboard on the bottom, centre, left and right. Carefully remove dashboard and pull off speaker cable.
    Fig 5: Loosening Dashboard On The Bottom, Centre, Left And Right
    G03150906Courtesy of PORSCHE OF NORTH AMERICA, INC.
  12. Loosen centre tunnel support at the top of supporting frame and loosen bottom tunnel holder.
    Fig 6: Loosening Centre Tunnel Support At Top Of Supporting Frame And Bottom Tunnel Holder
    G03150907Courtesy of PORSCHE OF NORTH AMERICA, INC.
  13. Remove left air guide. Just loosen defroster duct. Loosen centre air distributor housing and remove.
  14. Disconnect electrical plug connection from heating and fresh-air control.
  15. Loosen battery positive connection at the current distributor and current distributor at the firewall cover.
    Fig 7: Loosening Battery Positive Connection At The Current Distributor
    G03150908Courtesy of PORSCHE OF NORTH AMERICA, INC.
  16. Clamp shut both heater hoses in front of the heat exchanger with a commercially available hose clamp. Loosen heating hoses at the heat exchanger and plug the connections.
  17. Loosen heating and fresh-air control at the cover firewall (3 nuts).
  18. Loosen holder of heating and fresh-air control on the upper right of the passenger side.
    Fig 8: Loosing Holder Of Heating And Fresh-Air Control On Upper Right Of Passenger Side
    G03150909Courtesy of PORSCHE OF NORTH AMERICA, INC.
  19. Carefully lower heating and fresh-air control into the footwell and remove. Do not damage electrical plug connections or cable.
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