MECHATRONIC, Removing And Installing: Installing

Touch a grounded object before touching the Mechatronic. Refer to Electrical Components .

NOTE:

The DSG Transmission Mechatronic -J743- and the transmission must be at the same temperature. Otherwise the alignment pins will not >>clamp<< during installation.

Make sure the Transmission Input Speed Sensor -G182- or the Clutch Oil Temperature Sensor -G509- are installed before installing the Mechatronic. Refer to Transmission Input Speed Sensor -G182- AND Clutch Oil Temperature Sensor -G509-, REMOVING AND INSTALLING .

Do not pinch the line.

-- Carefully mount the Mechatronic onto the alignment pins -arrow-. The goal is for the >>sensor arm<< to be in its -installation position-.

Fig 1: Carefully Placing Mechatronic On Alignment Pins

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Hold the Mechatronic facing up. The sensor arm must not touch the sensor wheel.

-- Make sure the Mechatronic unit is installed correctly.

-- Tighten the new bolts -1 through 10- hand-tight.

Fig 2: Direct Shift Gearbox (DSG) Mechatronic J743

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Tighten the bolts -1 to 10- in the specified sequence. Refer to Figure.

-- Engage the wire -A- first into the upper and then the lower tab -arrows-.

-- Connect the connector.

-- Replace both -O-rings- if installing the >>old<< Mechatronic.

Fig 3: Identifying Mechatronic O-Rings

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Coat the O-rings with transmission fluid.

A >>new<< Mechatronic already has >>new<< O-rings.

-- Replace the transmission fluid pan gasket.

-- Clean the sealing surface on the transmission.

-- Make sure the seal fits correctly.

-- Place the oil pan -A- over the Mechatronic. Be careful not to pinch any wires when doing this.

Fig 4: Exploded View Of Transmission Oil Pan

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Install the new bolts -arrows- and tighten in a diagonal sequence in stages. Refer to Figure.

-- Tighten the wire bracket on the transmission fluid pan with the nuts -arrows-.

Fig 5: Identifying Nuts And Bracket

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- Mount the new transmission fluid pump cover -A- and tighten the new bolts -arrows- in a diagonal sequence and in several steps. Refer to Figure.

Fig 6: Identifying Cap For Transmission Oil Pump And Fasteners

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Connect the connector -A- from the DSG Transmission Mechatronic -J743- as follows.

Fig 7: View Of Installing Connector -A- On DSG Transmission Mechatronic -J743

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

-- The arrow -D- on the Mechatronic -B- must line up with the connector -A- as well as with the tab -C-.

-- Connect the connector -A- carefully all the way and then turn the lock >>clockwise<< in the direction of -arrow-.

-- If equipped, install the connecting hose between the charge air cooler and the charge air pipe. Refer to OVERVIEW - CHARGE AIR SYSTEM .

-- Install the pendulum support with new bolts on the transmission. Refer to OVERVIEW - SUBFRAME MOUNT .

-- Reinstall any removed vehicle parts.

-- Connect the battery and follow the steps after connecting the battery. Refer to BATTERY, DISCONNECTING AND CONNECTING .

-- Do not start the engine.

-- If the fluid is dirty, replace the transmission fluid filter. Refer to TRANSMISSION FLUID FILTER, REMOVING AND INSTALLING .

-- Fill with DSG^® transmission fluid. Refer to TRANSMISSION FLUID, DRAINING AND FILLING .

Start the engine and check the fluid level. The : VAS6262A remains installed.

-- Check the fluid level and fill if necessary. Refer to TRANSMISSION FLUID LEVEL, CHECKING .

-- Install the noise insulation. Refer to OVERVIEW - NOISE INSULATION .

-- Connect the Vehicle Diagnostic Tester.

-- Perform a basic setting on the DSG Transmission Mechatronic -J743-.