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Home >> Porsche >> 2021 >> 911 Targa 4 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 17 (10 Engine - Crankcase, Suspension 3.8L (Eng Code MDK.E) -- 992 - 911 CARRERA (992)) >> WM, 1001Z1 Disassembling Engine >> Preliminary Work

Preliminary Work

WARNING: This page is about a different variant/trim than selected.
NOTE: Dirt and contamination
  • Risk of damage to units or components

    → Protect components from dirt and contamination.

    → Clean or replace dirty components.

  1. Remove engine.

    > 100119 REMOVE AND INSTALL ENGINE 

  2. Removing transmission.

    Refer to WM, 343527 REMOVING AND MOUNTING TRANSMISSION

    Refer to WM, 373427 REMOVING AND MOUNTING DOUBLE CLUTCH TRANSMISSION

  3. Remove flywheel

    136019 REMOVING AND INSTALLING FLYWHEEL

    136019 REMOVING AND INSTALLING FLYWHEEL - PORSCHE DOUBLE-CLUTCH TRANSMISSION

  4. Mount the engine on the engine assembly support.

    > 1001IN TOOLS FOR REMOVING UNITS AND WORKING ON THE ENGINE ASSEMBLY SUPPORT 

  5. Drain engine oil.

    170117 DRAIN AND ALL ENGINE OIL

  6. Remove hall sender.

    283919 REMOVE AND INSTALL HALL SENDER

  7. Remove exhaust system.

    260119 REMOVE AND INSTALL EXHAUST SYSTEM

  8. Remove drive belt cover and generator cover.

    138419 REMOVE AND INSTALL DRIVE BELT COVER

  9. Remove drive belt.

    137819 REMOVE AND INSTALL DRIVE BELT

  10. Remove valve block for vacuum system with vacuum lines.

    242319 REMOVING AND INSTALLING VALVE BLOCK

  11. Remove turbocharger wit h exhaust manifold and lines.

    213019 REMOVE AND INSTALL TURBOCHARGER

    261019 REMOVE AND INSTALL EXHAUST MANIFOLD

  12. Remove shield.

    261219 REMOVE AND INSTALL SHIELD

  13. Remove high-pressure pumps.

    246319 REMOVE AND INSTALL HIGH-PRESSURE PUMP

  14. Disconnect positive crankcase vent line and oil filler neck holder on the intake distributor.
    G15486275Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Screw on upper holder and vent line

    Press together latching ring on the vent line -1-Arrows A-  and pull off vent line -1-  in -Arrow direction B-  .

    Unscrew screw -2-  on holder.

  15. Remove intake distributor.

    244619 REMOVE AND INSTALL INTAKE DISTRIBUTOR

  16. Remove engine wire harness.

    Refer to WM, 97521900 REMOVING AND INSTALLING ENGINE WIRE HARNESS

  17. Remove fuel lines.

    249019 REMOVE AND INSTALL FUEL LINE

  18. Remove oil filler neck -2-  .
    G15486276Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Lower part of oil filler neck on crankcase

    Unscrew screws -1-  .

    Pull oil filler neck in -Arrow direction-  out of the crankcase.

    Close off line connections using suitable stoppers.

  19. Remove positive crankcase vent line -1- 
    G15486277Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Overview of positive crankcase ventilation

    Unscrew screw on oil module -8- and disconnect adapter.

    Replace O-rings -5-  .

    Unclip connections -3 and 7-  .

    Disconnect positive crankcase vent line, unclip it from the holder and remove it.

  20. Disconnect coolant hoses -1-  from the oil cooler.
    G15486278Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Coolant lines and positive crankcase ventilation on oil cooler

    Release spring band clamps -2-  using > VAS 6890 - spring band clamp pliers  and disconnect coolant hoses -1-. 

    Unclip positive crankcase vent line -3-  .

    For vehicles with PDCC (Porsche Dynamic Chassis Control):  Pull off hydraulic lines (not shown).

    Close off line connections using suitable stoppers.

  21. Loosen coolant collection unit -1-  .

    Unscrew screws -2-  .

    G15486279Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Coolant collection unit

    Pull coolant collection unit -1-  out of the connecting pipes -2-  .

    G15486280Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Coolant collection unit and connecting pipes

    Replacing O-rings.

  22. Vehicles without Porsche Dynamic Chassis Control (PDCC):  Unscrew screw -2 and 3-  and remove support with deflection roller
    G15486281Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Deflection roller support

  23. Vehicles with Porsche Dynamic Chassis Control (PDCC):  Remove pump (PDCC) together with pressure and return lines.

    430619 REMOVING AND INSTALLING PUMP (PDCC)

  24. Removing the generator.

    272219 REMOVING AND INSTALLING GENERATOR

  25. Remove actuators for camshaft control.

    Refer to the appropriate service information.

  26. Remove coolant pipe feed -1-  .
    G15486282Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Coolant pipe on coolant regulator housing

    Unscrew screw -2-  and remove coolant pipe feed -1-. 

  27. Remove compressor.

    Refer to WM, 873419 REMOVING AND INSTALLING AIR-CONDITIONING COMPRESSOR

  28. Remove the starter.

    276019 REMOVING AND INSTALLING STARTER

  29. Remove heat shield for coolant connection piece -1- 
    G15486283Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Heat shield on coolant connection piece

    Unclip clip -4-  from cross member and move electric line -3-  aside.

    Unscrew screws -2-  .

    Remove heat shield for coolant connection piece -1-  .

  30. Unscrew screws -2-  on coolant connection piece -1-  .
    G15486284Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Switching valve with coolant connection piece

  31. Remove coolant connection piece with directional-control valve and coolant pipe.
    G15486285Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Lower coolant pipe

    Unscrew screws on holder -2-  .

    Pull off lower coolant pipe -1-  .

    Remove coolant connection piece together with directional-control valve and coolant pipe.

  32. Remove belt tensioner damper.

    137319 REMOVING AND INSTALLING BELT TENSIONER DAMPER

  33. Remove coolant distributor housing.

    195919 REMOVING AND INSTALLING COOLANT DISTRIBUTOR HOUSING

  34. Remove oil cooler bracket with oil cooler.

    176719 REMOVING AND INSTALLING OIL COOLER BRACKET

    If necessary, remove oil cooler, clean components by hand and replace gaskets.

    174019 REMOVE AND INSTALL OIL COOLER (OIL/WATER HEAT EXCHANGER)

  35. Remove knock sensor.

    287219 REMOVING AND INSTALLING KNOCK SENSOR

  36. Remove ignition coils.

    282020 REMOVING AND INSTALLING IGNITION COILS

  37. Remove camshafts.

    150520 REMOVING AND INSTALLING CAMSHAFT ACTUATORS (INCLUDES SETTING CONTROLS)

  38. Remove cylinder head left and right.

    157019 REMOVING AND INSTALLING CYLINDER HEAD

  39. Removing solenoid valve for valve lift adjustment.

    155519 REMOVE AND INSTALL SOLENOID VALVE FOR VALVE LIFT ADJUSTMENT

  40. Remove coolant regulator housing.

    195519 REMOVE AND INSTALL COOLANT REGULATOR HOUSING

  41. Remove coolant connecting tube -1-  .

    Unscrew screw -2-  on that retaining bracket and remove coolant connecting tube -1-  .

    G15486286Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Coolant connecting tube for coolant regulator housing

  42. Remove lower coolant guide -1- 

    Unscrew screws -2-  and remove lower coolant guide -1-  .

    G15486287Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Lower coolant guide

  43. Remove coolant pump.

    195019 REMOVING AND INSTALLING COOLANT PUMP

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