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Home >> Porsche >> 2018 >> Cayenne Base >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 10 - Engine - Crankcase, Suspension -- 92AAB1 Cayenne S (3.6L) >> WM, 100119 Removing And Installing Engine >> Removing Engine

Removing Engine

WARNING: Highly inflammable or explosive materials
  • Danger of Are or explosion

→ Avoid contact with hot parts or sources of ignition.
→Use suction to remove ignitable vapours.
→Attach warning sign in a clearly visible position.
→Contain leaked media using non-flammable absorbent material and put it in a container designed for this purpose for disposal in accordance with local requirements.
→Secure collection containers/vessels to prevent them from tipping over.
WARNING: Caustic fluids
  • Danger of chemical burns

→Wear personal protective gear.
→Ensure that there is good ventilation.
→Avoid contact with caustic fluid.
→If you do come into contact, wash off immediately with plenty of warm water and contact a doctor if necessary.

NOTIFICATION 

Aggressive fluids 

Information 

Information 

Information 

Information 

The pictures shown in this document may differ from the original.

  1. Loosen fastening screw -1-  on the holder -2-  for ATF lines -3-  at the thermostat -4-  .
    G14735424Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    ATF lines from thermostat to transmission 

  2. Place a suitable container underneath to catch emerging ATF. 
    • Pull ATF lines out of the thermostat.
    • Close off ATF lines and bores on the thermostat using suitable stoppers.
  3. Pull clamps -1-  off the coolant lines -2-  for the heating water heat exchanger in the engine compartment at the rear left of the wheel housing.
    1. Absorb emerging coolant with a cloth or collect it in a container.
    2. Close off opening using suitable stoppers.
      G14735425Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Coolant lines in front left wheel housing

  4. Loosen the clamp -1-  on the hydraulic line; -2-  in the front left wheel housing and pull the hose off the hydraulic line.
    1. Collect emerging hydraulic fluid in a container.
    2. Close off the line and connection piece using suitable stoppers.
    G14735426Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Front left hydraulic line 

  5. Disconnect PDCC lines -1-  and -2-  on the front right longitudinal member.
    1. Loosen union nuts -arrows-  and disconnect lines.
    2. Collect emerging fluid.
    3. Close off lines using stoppers.
    G14735427Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    PDCC connections 

  6. Disconnect hydraulic lines.
    1. Unscrew cap screw -1-  and disconnect line -2-  .
    2. Unscrew cap screw -3-  on the steering gear and remove line -4-  from the holder -arrow-  .
    3. Collect emerging fluid.
    4. Close off openings using suitable stoppers.
    G14735428Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Hydraulic line 

  7. Disconnect PDCC lines -1-  and -2-  in the font right wheel housing.
    1. Loosen cap screws -arrows-  and pull off lines.
    2. Collect emerging fluid.
    3. Close off openings using suitable stoppers.
    G14735429Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    PDCC lines in front right wheel housing 

  8. Loosen fastening nuts -8-  on the exhaust clamp (clamping sleeve) -3-  between the catalytic converter and exhaust system.
    1. Slide exhaust clamps onto the exhaust system. The exhaust clamps must not be re-used.

      > WM 260119 REMOVING AND INSTALLING EXHAUST SYSTEM (CAYENNE TURBO, CAYENNE TIP, CAYENNE S, CAYENNE TURBO S, CAYENNE S DIESEL, CAYENNE TURBO S & CAYENNE TIP "PLATINUM EDITION")

      G14735430Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Loosening connecting clamps 

  9. Loosen the cardan shaft at the transfer gear using a mounting lever and tie it up.

    > WM 390219 REMOVING AND INSTALLING FRONT CARDAN SHAFT (ALL MODELS)

  10. Mark gearshift position - N - -1-  on the automatic transmission -2-  with a suitable pen/marker -A-  .
    G14735431Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Marking gearshift position 

  11. Disconnect shift cable -3-  on the automatic transmission -4-  .

    > WM 371519 REMOVING AND INSTALLING SELECTOR LEVER CABLE (ALL MODELS)

    1. Unclip selector lever cable -3-  at the front on the ball joint -1-  using > VAS 6933 - Disassembly tool  .
    2. Loosen screws -2-  for the selector lever cable -3-  at the rear.
    G14735432Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Removing shift cable 

  12. Unscrew screws -1-  and remove heat shield -2-  from the steering gear.
    1. Release and disconnect electric connector or the steering gear.
    G14735433Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Heat shield on steering gear 

  13. Loosen universal joint on the steering gear.
    1. Unscrew screw -1-  for the steering column -2-  at the steering gear -3-  .
    2. Slide the steering column -2-  upwards -arrow-  and pull it down off the steering gear -3-  (-A-  ).
    G14735434Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Loosening steering column at the steering gear 

  14. Loosen moulded hoses -1-  on the charge-air cooler -2-  .
    1. Loosen safety clips -arrows-  and pull off moulded hoses
    G14735435Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Moulded hoses 

  15. Loosen moulded hoses -1-  at the bottom of the charge-air cooler -2-  .
    1. Loosen safety clips -arrow-  and pull off moulded hoses
    2. Check O-ring and replace it if damaged.
    G14735436Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Moulded hose at bottom of charge-air cooler (illustration on the left) 

  16. Unscrew nut -1-  and disconnect ground cable -2-  on the right longitudinal member.
    G14735437Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Ground point on right longitudinal member 

  17. Release and disconnect electric connector -1-  on the transfer gear.
    G14735438Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Electric connector on transfer gear 

  18. Disconnect electric connectors on the transmission.
    1. Unscrew lower screw -arrow-  on the heat shield -1-  and bend heat shield -1-  up slightly.
    2. Release and disconnect electric connectors -2, 3, 4-  .
    3. Unclip wire harness for electric connectors at the transmission.
    G14735439Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Electric connectors for transmission 

  19. Disconnect fuel lines -1-  and -2-  at the plenum panel.
    1. Release and disconnect tank vent line.
    2. Disconnect fuel supply line.
    3. Close off openings using suitable stoppers.
  20. Release the electric plug connection -1-  -M -  on the DME control unit -2- (-a-)  and disconnect it -A-  .
    G14735440Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Plug connection on DME control unit 

  21. Loosen fastening nut -1-  for ground point at the body and pull down ground cable -2-  for the DME control unit.
    1. Cut tie-wrap if necessary.
    G14735441Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Ground point on body 

  22. Open the cover of the front relay box in the plenum panel.

    > WM 970955 REPLACING SUB-PART OF WIRE HARNESS IN ENGINE COMPARTMENT AT THE LEFT

  23. Release and disconnect the three electric plug connections -1-  on the engine wire harness.
    G14735442Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Disconnecting plug connections 

  24. Unclip the engine wire harness -1-  in the plenum panel from the retaining clips -2-  and remove it.
    G14735443Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Engine wire harness in plenum panel (illustration shows V8) 

  25. Lay the engine wire harness on the engine and secure it.
  26. Release electric plug connections for oxygen sensors -1-  at the left cross panel -a, b-  and disconnect them -A, B-  .
    G14735444Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Plug connections at left cross panel 

  27. Release electric plug connections for oxygen sensors -1-  at the right cross panel -a, b-  and disconnect them -A, B-  .
    G14735445Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Plug connections at right cross panel 

  28. Disconnect B+ transfer point -1-  at the left of the engine compartment.
    1. Open the cover -2-  and unscrew nut -3-  .
    2. Remove B+ line.
    G14735446Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    B+ transfer point 

  29. Disconnect coolant line -1-  at the bleeder valve for the coolant reservoir -2-  .
    1. Loosen the clamp -3-  on the coolant hose -4-  at the coolant reservoir -2-  .
    G14735447Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Coolant lines at the reservoir 

  30. Loosen the release mechanism for the vacuum line -2-  at the vacuum pump -3-  and pull off the vacuum line.
    G14735448Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Vacuum pump line 

  31. Remove air box for throttle housing
    1. Release and disconnect electric connector -2-  for pressure sensor.
    2. Loosen clamp -3-  and pull off vacuum line -4-  .
    3. Loosen clamp -5-  and pull off positive crankcase ventilation line -6-  . Replace clamp.
    4. Loosen vacuum line for recirculating air valve -7-  from air box for throttle valve -1-  at the bottom.
    5. Loosen screw-type clamps -8-  and pull off pressure hoses -9-  .
    G14735449Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Air box for throttle valve 

  32. Disconnect coolant supply line at the top of the radiator.
    1. Loosen clamp -1-  and pull off vent line -2-  .
    2. Loosen retaining clip -3-  and pull off coolant line -4-  .
      G14735450Courtesy of PORSCHE CARS NORTH AMERICA, INC.

      Coolant line at top of radiator 

  33. Drain the hydraulic fluid reservoir -1-  and the PDCC -2-  reservoir, if necessary, using a suitable extraction tool. Then remove the hoses -3,_4-  at the reservoirs and close them off using suitable stoppers.

    > WM 489719 REMOVING AND INSTALLING RESERVOIR (EXCEPT CAYENNE, CAYENNE GTS, CAYENNE TURBO S, CAYENNE S, CAYENNE S E-HYBRID, CAYENNE TURBO, CAYENNE S DIESEL, CAYENNE (3.0))

    > WM 430955 REPLACING RESERVOIR (PDCC) (CAYENNE, CAYENNE GTS, CAYENNE TURBO S, CAYENNE S, CAYENNE S E-HYBRID, CAYENNE TURBO, CAYENNE S DIESEL, CAYENNE (3.0))

    G14735451Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Hoses for hydraulic reservoir 

  34. Loosen fastening screw -1-  for the refrigerant line -2-  at the front left longitudinal member -3-  and pull out the line.
    G14735452Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Front left refrigerant line 

  35. Remove line -1-  from the air-conditioning compressor to the condenser -2-  .
    1. To do this, unscrew the fastening screw -3-  for the line -1-  at the condenser -2-  .
    2. Close off lines and connection pieces.
    G14735453Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Line from air-conditioning compressor to condenser 

  36. Unscrew and remove fastening screws -1, 2-  for holders -3, 4-  for brake hydraulic lines.
    1. Loosen holders from the wheel bearing housing -5-  .
      G14735454Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Holders for hydraulic lines

  37. Release electric plug connections -1-  for the speed sensor on the wheel bearing housing -a-  and disconnect them -A-  .
    G14735455Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Plug connections on wheel bearing housing (shown as an example) 

  38. Remove brake calliper and suspend it at a suitable position in the wheel arch > (do not open the brake hydraulic system). Also protect the brake calliper (e.g. using a cloth or suitable rubber mat) to prevent damage to the paintwork.
    G14735456Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Suspending brake calliper 

  39. Unscrew fastening screws -1-  for the connecting links -2-  at the bottom of the anti-roll bar -3-  .
    G14735457Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Connecting link for anti-roll bar 

  40. Press out the ball joint between the wheel carrier and upper wishbone using > T10187 - ball joint puller. 
  41. Unscrew the fastening screw -2-  for the spring strut -3-  and at the same time, raise the axle support -1-  as far as required using a suitable jack -4-  so that the fastening screw can be pushed out easily.
    G14735458Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Removing mounting for spring strut 

  42. If the automatic transmission has to be removed, also complete the following tasks.
    1. Remove transmission-oil pump.

      > WM 385819 REMOVING AND INSTALLING TRANSMISSION-OIL PUMP (CAYENNE, CAYENNE GTS, CAYENNE TURBO S, CAYENNE S, CAYENNE S E-HYBRID, CAYENNE TURBO, CAYENNE (3.0))

    2. Loosen and unscrew both aluminium screws at the bottom of the engine/transmission connection.
  43. Mark the installation position of the front-axle carrier diagonally at least two places on the body using a felt-tip pen. This makes it easier to correctly position the front-axle carrier on the body during re-installation.
    G14735459Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Marking installation position of front-axle carrier 

  44. Set up the elevating platform according to instructions

    > 100119 Removing and installing engine - TOOLS AND MATERIALS 

    Then position it under the engine and raise it. When you do this, ensure that the positioning guides of the elevating platform are inserted into the body.

    G14735460Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Elevating platform under engine 

  45. The -arrows-  show the jacking points for the mounting frame in the front-axle carrier (view from below here).
    G14735461Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Jacking points for front-axle carrier 

  46. Position elevating platform in the front-axle carrier in the jacking points provided -(arrows  )-, -4 into the body-  .
    G14735462Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Elevating platform 

  47. Secure the wheel bearing housing. To do this, turn the rubber discs upwards until they are set under the steering knuckles. Then tighten the retaining brackets on the wheel hub and elevating platform. -arrow- 
    G14735463Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Securing wheel bearing housing 

  48. Mark the final position of the elevating platform -1-  on the workshop floor using a suitable tool, e.g. adhesive tape -A-  .
    G14735464Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Position of elevating platform 

  49. Loosen the transmission cross member. To do this, loosen the four fastening screws -A-  .
    G14735465Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Fastening screws for transmission cross member 

  50. Secure the engine/transmission unit. Then secure the mounting mandrels on the engine transverse bar with the locking screws.
  51. Loosen the four fastening screws on the front-axle carrier and the two fastening screws on the engine transverse bar. -arrows- 
    G14735466Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Fastening screws for front-axle carrier and fastening screws for engine transverse bar (center) 

  52. Get a second mechanic to help. 

    1st mechanic: Slowly lower the lifting platform by about 20 to 30 cm.

    2nd mechanic: Observe the lowering process and check that the components, hoses and lines have sufficient clearance.

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