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Home >> Porsche >> 2014 >> Cayenne Turbo >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 46 (13 - Engine - Crank Drive, Pistons (4.8L Non Turbo) -- 92A - Cayenne (92A)) >> WM, 137819 Removing And Installing Drive Belt >> Removing Drive Belt

Removing Drive Belt

WARNING: This page is about a different variant/trim than selected.
NOTE: NOTIFICATION 
Drive belt removed incorrectly 
  • Risk of damage to drive belt 

    → Only remove the drive belt when it is cold.

    → Replace damaged drive belt.

NOTE: NOTIFICATION 
Drive belt breaks and becomes jammed 
  • Risk of damage to components (trim panels, electric cables, etc.) 
  • Leaks at the crankshaft vibration damper sealing ring 
  • Vibration damper can overheat and lose its strength 

    → Following belt breakage, check adjacent components and the interior of the engine compartment for damage. Repair or replace damaged parts.

    → Find out why the belt broke. Check deflection rollers or crankshaft vibration dampers for prior damage.

    → If the drive belt is jammed, replace the vibration damper.

WARNING: Rotating components 
  • Danger of limbs being trapped or severed 

    → Disconnect power supply to the drive motor of components or to the battery.

Information 

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

Information 

The connection between the full-throttle ventilation pipe and intake pipe on the turbocharger is a one-way coupling and will be damaged irreparably once opened -4-  . Leave this connection closed and pull the drive belt through in an upward direction.

Fig 1: Oil Separator For Positive Crankcase Ventilation Components Location - Turbo Engine
G16308401Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Oil separator for positive crankcase ventilation - turbo engine

1  Oil separator
2  Line
3  Holder
4  Full-throttle ventilation check valve =>
IMPORTANT: One-way coupling for pipe on turbocharger!!
5  Holder
6  Tank ventilation
G16308402Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Installation position of drive belt

  1. Mark the running direction -arrow-  of the drive belt with chalk.
    G16308403Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Marking on drive belt (shown as an example)

  2. Unclip the front coolant hose -1-  from the holder on the timing-case cover -2-  .
    G16308404Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Hose

  3. Turbo only: 

    Release check valve -2-  and then pull check valve -1-  out of the intake distributor.

    G16308405Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Check valve for positive crankcase ventilation

  4. Turbo only: 

    Release clamps -1, 2-  on the check valve.

    G16308406Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Removing clamps

  5. Turbo only: 

    Pull off hoses at the check valve. -arrows-  .

  6. Turbo only: 

    Disconnect and pull off wastegate line at the clamp -1-  .

    G16308407Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Wastegate line

    Information 

    • Using an open-ended wrench can damage the belt tensioner. 
    • Using a tool with a width across flats of 32 mm can damage the belt tensioner. 
  7. Relieve and remove drive belt.

    To do this, use a ring wrench (width across flats 30) or a socket to turn the belt tensioner clockwise and remove the drive belt from the tensioning roller. Then relieve the belt tensioner slowly.

    G16308408Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Belt tensioner hexagon

    G16308409Courtesy of PORSCHE CARS NORTH AMERICA, INC.

    Loosening the belt

  8. Remove the drive belt from the pulleys and rollers and pull it up over the full-throttle ventilation pipe to the check valve and out of the vehicle.
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