Engine and Transmission, Separating
Engine, separating from transmission
Special tools and equipment
^ Drip tray
Work sequence
^ Engine removed, Refer to Engine, Removing and Installing
Note:
^ All cable ties which are opened or cut open on removal must be replaced in same position when installing.
^ Any heat insulation sleeves which are taken off when removing must be re-attached in same position when installing.
- Place a drip tray underneath.
- Drain engine oil.
- Place engine/transmission assembly on work bench or engine/transmission floor.
Support/secure engine and transmission with pieces of squared timber.
WARNING:
^ Ensure that engine/transmission assembly rests safely to avoid risk of accident.
^ Relocate engine lifting tackle 3033 as described below before performing any further work on engine. The center of gravity shifts after unbolting transmission.
- Hook a second shackle 10-222 Al 2 onto front right engine lifting eye.
- Attach lifting tackle 3033 to shackles 10-222 A12 and hook onto workshop crane VAS 6100, as shown in this figure.
- Take up some of the weight of the engine with lifting tackle and workshop crane VAS 6100.
- Unbolt bracket for ATF-line at upper part of oil pan (arrow).
- Unplug connectors for left oxygen sensors before and after catalytic converter.
- Move lines and hoses clear.
- Unbolt left front exhaust pipe from turbocharger (arrows).
- Remove bolt -1- and loosen bolt -2- a few turns.
- Pull out guide tube -3- with oil dipstick.
- Unscrew bolt (arrow) and detach oil return line from upper section of sump.
- Release hose clamp -2-.
- Unbolt temperature sensor of exhaust gas temperature sender -3-.
- Unscrew nuts -1-.
- Unscrew nuts -1- to -12- and remove left exhaust manifold.
- Unbolt Engine Speed (RPM) Sensor -G28- -item 1 -.
- Unplug electrical connector -2- from Speedometer Vehicle Speed Sensor (VSS) -G22-.
- Unplug connectors for right oxygen sensors before and after catalytic converter.
- Move wiring clear.
- Unbolt front right exhaust pipe from turbocharger (arrows).
- Place oil drip tray underneath.
- Remove oil filter.
- Unscrew bolt (arrow) and detach oil return line from upper section of sump.
- Disconnect vacuum hose -2-.
- Remove bolt -3-.
- Release hose clamp -4-.
- Unbolt temperature sensor of exhaust gas temperature sender -1-.
- Unscrew nuts -5-.
- Remove bolt (arrow) and remove pressure line from turbocharger.
Note: Depicted in illustration with exhaust manifold removed.
- Unscrew nuts -1- to -12-.
- Detach heat shield above differential cover on transmission
- Pull turbocharger slightly downward and remove right exhaust manifold.
- Tie up right turbocharger at engine.
- Unscrew bolt (arrow).
- Unscrew bolts -1- and -2-.
- Remove starter and detach wiring -3- and -4-.
- Unscrew 6 torque converter bolts (arrows) through opening of removed starter (turn crankshaft 1/3 turn each time).
Note: To loosen torque converter bolts, counter-hold central bolt on crankshaft.
- Unscrew bottom engine/transmission connecting bolts, then top connecting bolts.
- Working through opening on left side of bell-housing, push torque converter off drive plate and at the same time separate engine from transmission.
- Secure torque converter in transmission to prevent it falling out.