Exploded view - mechatronic unit

1 -

Bolt

For securing mechatronic unit for dual clutch gearbox -J743- on gearbox housing.

Qty 3, M8 x 35

Always renew after removing.

Specified torque and tightening sequence → Fig.

2 -

Bolt

For securing mechatronic unit for dual clutch gearbox -J743- on gearbox housing.

Qty 4, M8 x 90

Always renew after removing.

Specified torque and tightening sequence → Fig.

3 -	Mechatronic unit for dual clutch gearbox -J743-

Note

Observe the following when installing a new mechatronic unit:

After unpacking a new mechatronic unit, do not discard the packaging or the red cap on the breather pipe. These will be needed for returning the old mechatronic unit. A »new« mechatronic unit is correctly filled with oil. Do not drain or top up oil.

Recalibrate the immobiliser after installing a »new« mechatronic unit.

→ Chapter „Removing and installing mechatronic unit for dual clutch gearbox -J743-“ → Chapter „Moving mechatronic unit for dual clutch gearbox -J743- into removal position by hand“

Mechatronic unit for dual clutch gearbox -J743- - specified torque and tightening sequence Note Always renew after removing. Tighten bolts in 4 stages as follows:

Stage	Bolts	Specified torque
1.	-A-	Screw in to contact by hand.
2.	Remove guide bolts -T10406-.
3.	-B-	Screw in to contact by hand.
4.	-A, B-	Tighten to 10 N·m in diagonal sequence.

Component	Specified torque
Engaging lever cover	8 N·m