Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
Engine, Installing
Tightening Specifications
- 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 degreased parts.
- Tolerance for torque specifications ±15%.
Tightening specifications, refer to SUBFRAME ASSEMBLY OVERVIEW .
Additional Tightening Specifications
| Component | Nm | |
|---|---|---|
| Bolts/nuts | M6 | 10 |
| M7 | 15 | |
| M8 | 22 | |
| M10 | 40 | |
| M12 | 65 | |
Secures the Manual Transmission to the Engine
| Item | Bolt | Nm |
|---|---|---|
| 1, 2 | M12x65 | 80 |
| 3 1)2) | M12x150 | 80 |
| 4 1)2) | M12x165 | 80 |
| 5 | M10x50 | 40 |
| 6 | M12x85 | 80 |
| A | Alignment sleeves for centering | |
|
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Mounting, Automatic Transmission to Engine
| Item | Bolt | Nm |
|---|---|---|
| 1, 3, 10 | M12x55 | 80 |
| 5, 9 | M12x70 | 80 |
| 6, 7, 8 | M10x50 | 40 |
| A | Alignment sleeves for centering | |
|
||
Procedure
Installation is in the reverse order of removal, note the following:
- Engine mounted on the engine Support T10359.
- Replace self-locking nuts and bolts.
- Always replace bolts that are tightened to torque as well as O-rings and gaskets.
- Secure all hose connections with hose clamps appropriate for the model.
- During installation, cable ties must be installed at the same location.
-- If no alignment sleeves for center engine and transmission are present in cylinder block, insert sleeves.
-- Make sure the intermediate plate is engaged on the sealing flange and slid onto the guide sleeves -arrows-.
-- Attach transmission to engine.
-- Guide the engine/transmission subassembly into the body.
-- Then install engine mounting to engine Support bolts -arrows- and tighten by hand.
Manual Transmission
-- Install the transmission mount bolts in the transmission bracket -arrows- and tighten them by hand.
Vehicles with S-Tronic Transmission:
-- Install the transmission mount bolts in the transmission bracket -arrows- and tighten them by hand.
All Vehicles:
Only tighten the bolts to the specification when installing the subframe mount. Refer to SUBFRAME ASSEMBLY OVERVIEW .
-- Remove the engine Support T10359 from the engine.
-- Install drive axles. Refer to Removal and Installation .
-- Install drive axle heat shield. Refer to REMOVAL AND INSTALLATION .
-- Install the control arms. Refer to Removal and Installation .
-- Install the pendulum Support. Refer to SUBFRAME ASSEMBLY OVERVIEW .
Manual Transmission
-- Selector mechanism, installing and adjusting. Refer to REMOVAL AND INSTALLATION .
Risk of damaging clutch slave cylinder.
- Do not press the clutch pedal when the clutch slave cylinder is removed.
-- Install clutch slave cylinder. Refer to REMOVAL AND INSTALLATION .
Vehicles with S-Tronic Transmission :
-- Install selector lever cable. Refer to REMOVAL AND INSTALLATION .
All:
-- Installing front exhaust pipe with catalytic converter. Refer to FRONT EXHAUST PIPE WITH CATALYTIC CONVERTER .
-- Install exhaust system free of stress. Refer to EXHAUST SYSTEM, ALIGNING .
-- Install after-run coolant pump -V51-. Refer to AFTER-RUN COOLANT PUMP .
-- Install A/C compressor. Refer to Removal and Installation .
-- Install fan shroud. Refer to FAN SHROUD .
-- Install ribbed belt. Refer to RIBBED BELT .
-- Install starter. Refer to REMOVAL AND INSTALLATION .
-- Install throttle valve control module -J338-. Refer to Removal and Installation .
-- Adjust subframe mount. Refer to SUBFRAME MOUNT, ADJUSTING .
-- Electrical connections and routing. Refer to the appropriate SYSTEM WIRING DIAGRAMS information.
-- Install the battery. Refer to REMOVAL AND INSTALLATION .
-- Install wiper arms. Refer to REMOVAL AND INSTALLATION .
-- Check oil level. Refer to 03 MAINTENANCE, DIAGNOSIS
Risk of destroying control modules with excess voltage.
- Do not use a battery charger for starting assistance!
-- Connect the coolant hose with the connector coupling RADIATOR AND COOLANT FAN ASSEMBLY OVERVIEW => Connect the Coolant Hose with the Connector Coupling .
-- Fill with coolant. Refer to COOLING SYSTEM, DRAINING AND FILLING => Filling .
- Do not use drained coolant in the following situations:
- If the cylinder head or cylinder block was replaced.
- If the coolant is contaminated.
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.