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Home >> Audi >> 2016 >> S5 Prestige, 2D Convertible >> Repair and Diagnosis >> External Pages >> Different car >> Section 700 (Gears & Hydraulic Controls - Automatic Transmission 0BK) >> 38 Gears, Hydraulic Controls >> MECHATRONIC >> MECHATRONIC, Removing And Installing >> Removing

MECHATRONIC, Removing And Installing: Removing

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NOTE:

Clean working conditions for the automatic transmission, refer to CLEAN WORKING CONDITIONS, GUIDELINES .

General repair instructions, refer to GENERAL REPAIR INFORMATION .

Always replace the Mechatronic unit if it is dirty or defective.

CAUTION:

Danger of causing damage to the transmission.

  • Do not start the engine if there is no ATF in the transmission and if the Mechatronic is removed.

-- Move the selector lever into "P".

-- Turn off the ignition and remove the key.

-- Remove the ATF oil pan, refer to OIL PAN, REMOVING AND INSTALLING .

-- Remove the ATF filter, refer to ATF FILTER, REMOVING AND INSTALLING .

Fig 1: Disconnecting Connector From Transmission
GWWA37-10977Courtesy of AUDI OF AMERICA, LLC
CAUTION:

There is a risk of destroying the transmission control module (Mechatronic) with static discharge.

  • The person handling the electronic connectors must always "discharge static electricity" before working with them. Do this by quickly touching a grounded object with the hand, for example a heating device or hoist
  • Do not touch contacts in transmission connector with hands.

-- Disconnect the connector on transmission by rotating screw connections counter-clockwise -arrow-.

-- Remove the bolt -1-.

-- Turn the connector housing -2- counter-clockwise -arrow- and remove it.

Fig 2: Removing Connector Housing
GWWA38-10133Courtesy of AUDI OF AMERICA, LLC

-- Remove the bolts in the sequence -19 to 1-.

Fig 3: Mechatronic Tightening Sequence
GWWA38-10113Courtesy of AUDI OF AMERICA, LLC
CAUTION:

Risk of causing damage to the Mechatronic.

  • Only the bolts with a T40 TORX® bolt head may be loosened.
  • If other bolts are loosened, this may affect the function of the Mechatronic unit or it may come apart.

-- Remove the Mechatronic from the transmission.

CAUTION:

Danger of damaging the sensor on the back side of the Mechatronic.

  • Lay the Mechatronic with the bolt head side facing down only.
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