Engine, Installing
Special tools and workshop equipment required
- All special tools listed within Engine, Removing. Refer to ENGINE, REMOVING .
Procedure
- Replace the bolts that were tightened with an additional turn after removing them.
- Replace the self-locking nuts and bolts, gaskets, seals and O-rings after removing.
- A needle bearing must be installed in the drive plate on vehicles with a manual transmission. Refer to NEEDLE BEARING IN DRIVE PLATE, REPLACING .
- Secure all hose connections with hose clamps that match the ones used in series production. Refer to the Parts Information.
- During installation, all cable ties must be installed at the same location.
- Used coolant cannot be used again.
-- Install the engine on the transmission but do not tighten the bolts that connect the transmission to the engine yet. Refer to TRANSMISSION, INSTALLING .
TIP:
The bolt -2- attaches the starter to the transmission and has an additional spacer sleeve -arrow-.
- The spacer sleeve must be inserted between the starter and the transmission.
-- Install the starter. Refer to STARTER, REMOVING AND INSTALLING .
-- Release the tension on the : 10-222A/11 .
-- Lower the workshop crane and mount the engine and transmission onto the engine mount.
-- Remove the left and right bolts -2- from the engine mount.
-- Remove the : VAS6100 and : 2024A .
-- Tighten the bolts that connect the transmission to the engine. Refer to TRANSMISSION TIGHTENING SPECIFICATIONS .
Further installation is performed in reverse order of removal, while noting the following:
-- Connect the fuel hose. Refer to CONNECTOR COUPLINGS, DISCONNECTING .
-- Install the Heated Oxygen Sensor -G39-. Refer to HEATED OXYGEN SENSOR, REMOVING AND INSTALLING .
-- Tighten the drive axle. Refer to DRIVE AXLE, REMOVING AND INSTALLING .
-- Install the drive axle heat shield. Refer to DRIVE AXLE HEAT SHIELD, REMOVING AND INSTALLING .
-- Install the A/C compressor. Refer to A/C COMPRESSOR, REMOVING AND INSTALLING ON BRACKET .
-- Install the ribbed belt. Refer to RIBBED BELT, REMOVING AND INSTALLING .
-- Install the air filter housing. Refer to AIR FILTER HOUSING, REMOVING AND INSTALLING .
-- For the electrical connections and routing, refer to the appropriate Wiring Diagram.
-- Install the catalytic converter. Refer to CATALYTIC CONVERTER, REMOVING AND INSTALLING .
-- Install the exhaust system without tension. Refer to EXHAUST SYSTEM, INSTALLING WITHOUT TENSION .
-- Install the bracket and the heat shield on the cylinder head. Refer to Fig 3Fig 2.
-- Install the engine cover. Refer to ENGINE COVER, REMOVING AND INSTALLING .
-- Add engine oil. Refer to ENGINE OIL, FILLING and check the oil level. Refer to ENGINE OIL LEVEL, CHECKING AND CORRECTING IF NECESSARY .
-- Follow all steps after connecting the battery. Refer to BATTERY, DISCONNECTING AND CONNECTING .
There Is a Risk of Destroying the Control Modules Due to Excessive Voltage
- Do not use a battery charger to jump start!
-- If the engine was replaced, perform the adaptations listed in "01 - mechanical engine, functions" using the Vehicle Diagnostic Tester.
TIP:
Risk of component damage: perform the additional adaptation for each component, that was replaced at the same time.
-- Connect the coolant hose to the connector coupling. Refer to Fig 4.
-- Fill the coolant. Refer to COOLANT, DRAINING AND FILLING .
-- Install the wheel housing liners and wheel spoilers. Refer to FRONT WHEEL HOUSING LINER, REMOVING AND INSTALLING .
-- Install the front wheels. Refer to 44 WHEELS, TIRES, WHEEL ALIGNMENT .
-- Install the noise insulation. Refer to NOISE INSULATION, REMOVING AND INSTALLING .
Tightening Specifications
- The tightening specifications only apply to lightly greased, oiled, phosphated or blackened nuts and bolts.
- Additional lubricants, such as engine or transmission oil are permissible, although lubricants containing graphite are not.
- Do not use any ungreased parts.
- Tightening specification tolerance: ±15%.
| Component | Tightening Specifications | ||
|---|---|---|---|
| Bolts and nuts | M6 | 9 Nm | |
| M7 | 15 Nm | ||
| M8 | 20 Nm | ||
| M10 | 40 Nm | ||
| M12 | 65 Nm | ||
- Refer to OVERVIEW - SUBFRAME MOUNT
- Engine to transmission. Refer to TRANSMISSION TIGHTENING SPECIFICATIONS .