Front Subframe Mount: Service and Repair
Subframe Mount Assembly Overview
CAUTION!
When doing any repair work, especially in the engine compartment, pay attention to the following due to clearance issues:
• Route lines of all types (e.g. for fuel, hydraulic, EVAP canister system, coolant and refrigerant, brake fluid, vacuum) and electrical wiring so that the original path is followed.
• Ensure sufficient clearance to all moving or hot components.
1 Bolt
• For transmission bracket to the transmission
2 Bolts
• For pendulum support to the transmission
• Replace
• 50 Nm plus an additional 1/4 turn (90°)
3 Engine Mount
• Removing and installing --> [ Engine Bracket ] Service and Repair
4 Bolt
• For engine bracket to cylinder block
• Replace
• 40 Nm plus an additional 1/2 turn (180°)
• Observe tightening sequence --> [ Engine Bracket to Cylinder Block Tightening Sequence ]
5 Engine Mount
6 Bolt
• For engine mount to the body
• Replace
• 40 Nm plus an additional 1/4 turn (90°)
7 Bracket
8 Bolt
• For connecting brace to engine mount
• Replace
• 20 Nm plus an additional 1/4 turn (90°)
9 Bolt
• For connecting brace to body
• Replace
• 20 Nm plus an additional 1/4 turn (90°)
10 Bolt
• For engine mount to body
• Replace
• 40 Nm plus an additional 1/4 turn (90°)
11 Screws
• For engine mount to engine bracket
• Replace
• 60 Nm plus an additional 1/4 turn (90°)
12 Pendulum Supports
13 Bolt
• For pendulum support to subframe
• Replace
• 100 Nm plus an additional 1/4 turn (90°)
14 Bolt
• For transmission mount to transmission bracket
• Replace
• 60 Nm plus an additional 90° (1/4) turn.
15 Bolt
• Transmission mount to body
• Replace
• 60 Nm plus an additional 1/4 turn (90°)
16 Transmission Mount
• The illustration shows the DSG transmission version
17 Bolt
• For transmission bracket to transmission
18 Transmission Bracket
Engine Bracket to Cylinder Block Tightening Sequence
CAUTION!
Always use the correct tightening sequence and specifications for the engine bracket bolts. Otherwise tension could develop in the engine bracket and break it.
- First tighten bolts by hand in sequence - 1 to 3 -.
- Then tighten bolts in that sequence to specification --> [ 4 Bolt ].