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Home >> Audi >> 2012 >> Q7 3.0 TDI >> Repair and Diagnosis >> External Pages >> Different car >> Section 27 (4.2L - Engine Assembly - Engine Code: Bar) >> 10 Engine Assembly >> Removal And Installation >> Engine And Transmission, Separating

Engine And Transmission, Separating

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Special tools and workshop equipment required 

Procedure 

NOTE:

All cable ties opened or cut during engine removal must be reinstalled at the same locations during installation.

-- Equip VAS 6131 with VAS 6131/10 and additional parts from VAS 6131/12 and VAS 6131/13 as follows:

Fig 1: Identifying Scissor Lift Platform VAS 6131
GWWA10-1764Courtesy of AUDI OF AMERICA, LLC
NOTE:

The other attachments remain unchanged.

Platform coordinates Parts from Support SetVAS 6131/10, Supplementary SetVAS 6131/12 and VAS 6131/13
E1 /13-7
C10 /10-1 /10-4 /10-5 /13-2
E10 /10-1 /10-4 /10-5 /13-2
G10 /10-1 /12-2 /10-5 /13-3

-- Tighten joint support VAS 6131/13-7 at front of engine in threaded holes.

Fig 2: Identifying Joint Support VAS6131/13-7 At Front Of Engine
GWWA10-10472Courtesy of AUDI OF AMERICA, LLC

-- Secure joint support VAS 6131/13-7 to scissor lift table.

-- Attach the support elements from the VAS 6131/10 and VAS 6131/13 at the front under the transmission ATF oil pan as illustrated.

Fig 3: Identifying Support Elements From VAS6131/10 And VAS6131/13 At Front Under Transmission ATF Oil Pan
GWWA10-10473Courtesy of AUDI OF AMERICA, LLC

-- Prepare the support elements from the VAS 6131/10, VAS 6131/12 and VAS 6131/13 to support the driveshaft as illustrated.

Fig 4: Identifying Support Elements VAS6131/12 And VAS6131/13 To Support Driveshaft
GWWA10-10480Courtesy of AUDI OF AMERICA, LLC

-- Free up electrical wires to oxygen sensors.

-- Remove bolts -arrows- at left main catalytic converter bracket.

Fig 5: Identifying Bolts
GWWA26-10298Courtesy of AUDI OF AMERICA, LLC

-- Remove bolt -2- at left primary catalytic converter strap.

Fig 6: Identifying Bolt At Left Primary Catalytic Converter Strap
GWWA26-10299Courtesy of AUDI OF AMERICA, LLC
NOTE:

Ignore item -1-.

-- Remove nuts -1 to 3-.

Fig 7: Identifying Nuts
GWWA26-10300Courtesy of AUDI OF AMERICA, LLC

-- Remove left front and main catalytic converters.

-- Remove bolt -arrows- at right main catalytic converter bracket.

Fig 8: Identifying Bolt At Right Main Catalytic Converter Bracket
GWWA26-10301Courtesy of AUDI OF AMERICA, LLC

-- Remove bolt -arrow- at right primary catalytic converter strap.

Fig 9: Identifying Bolt At Right Primary Catalytic Converter Strap
GWWA26-10302Courtesy of AUDI OF AMERICA, LLC

-- Remove nuts -1 to 3-.

Fig 10: Identifying Nuts, Securing Bolts, And ATF Line
GWWA26-10303Courtesy of AUDI OF AMERICA, LLC

-- Remove right primary and main catalytic converters.

-- Remove bolts -arrows- at transfer case/front driveshaft connection.

Fig 11: Identifying Driveshaft Bolts -Arrows-
GWWA37-10330Courtesy of AUDI OF AMERICA, LLC

-- Counterhold with the T10172 with T10172/6.

Fig 12: Counterholding With T10172 And T10172/6
GWWA10-11157Courtesy of AUDI OF AMERICA, LLC
NOTE:

Place a rag under separating point to catch escaping hydraulic fluid.

-- Remove bolts -1- and nut -2- and remove power steering supply pipe.

Fig 13: Identifying Bolts And Nut For Power Steering Supply Line
GWWA10-10440Courtesy of AUDI OF AMERICA, LLC

-- Remove bolts -1 to 4-.

Fig 14: Identifying Bolts And Coolant Hoses
GWWA19-10263Courtesy of AUDI OF AMERICA, LLC

-- Remove coolant hoses -arrows-.

-- Remove both left rear coolant pipes.

-- Remove bolts -1- and -2- and remove right rear coolant pipe.

Fig 15: Identifying Nut And Bolt On Rear Right Coolant Pipe
GWWA19-10264Courtesy of AUDI OF AMERICA, LLC
NOTE:

Disregard -arrow-.

NOTE:

Place a cloth under separation point to catch escaping ATF.

Observe the rules of cleanliness for working on automatic transmissions. Refer to INFORMATION ON 6-SPEED AUTOMATIC TRANSMISSION 09D .

-- Remove bolts -1- and -2- and remove ATF lines from transmission.

-- Remove bolt -arrow-.

Fig 16: Identifying Bolt In Front Of Right Side Of Long Member
GWWA37-10480Courtesy of AUDI OF AMERICA, LLC

-- Leave ATF lines in installation location.

-- Remove heat shield -arrows-.

Fig 17: Identifying Heat Shield Bolts -Arrows-
GWWA10-10474Courtesy of AUDI OF AMERICA, LLC

-- Free up electrical wiring below.

-- Disconnect electrical connector -arrow- to Engine Speed (RPM) Sensor -G28-.

Fig 18: Locating Engine Speed (RPM) Sensor -G28- Electrical Connector
GWWA24-10176Courtesy of AUDI OF AMERICA, LLC

-- Remove electrical connector from bracket and free up electrical wiring.

-- Remove starter bolts -1- and -2-.

Fig 19: Identifying Starter Bolts -1 To 2-, B+ Wire -3-, And Electrical Connector -4-
GWWA27-10068Courtesy of AUDI OF AMERICA, LLC

-- Swing starter slightly towards engine.

-- Separate the electrical connector -4-.

-- Remove B+ wire -3-.

-- Remove the starter.

-- Insert the T40058 guide pins as follows:

Fig 20: Inserting T40058 Guide Pin
GWWA13-10600Courtesy of AUDI OF AMERICA, LLC

-- To loosen torque converter bolts, counterhold crankshaft using T40058.

Fig 21: Locating Torque Converter Bolts And Adapter T40058 To Counterhold Crankshaft
GWWA13-10313Courtesy of AUDI OF AMERICA, LLC
NOTE:

Only turn the crankshaft in the direction of engine rotation -arrow-.

-- Remove two torque converter bolts that are located close to each other -arrows-.

Fig 22: Identifying Two Torque Converter Bolts Located Close To Each Other -Arrows-
GWWA10-0737Courtesy of AUDI OF AMERICA, LLC

-- Rotate the crankshaft approximately 110° in the direction of engine rotation and remove the next pair of bolts.

-- Rotate the crankshaft again approximately 110° in the direction of engine rotation and remove the next pair of bolts.

-- Remove engine/transmission connecting bolts -3 to 10-.

Fig 23: Identifying Alignment Sleeves -A- And Engine/Transmission Connecting Bolts
GWWA10-10481Courtesy of AUDI OF AMERICA, LLC

-- Press transmission off of engine while press torque converter off of drive plate -arrow-.

Fig 24: Press Transmission Off Engine While Pressing Torque Converter Off Drive Plate -Arrow-
GWWA37-10481Courtesy of AUDI OF AMERICA, LLC

-- Loosen clamping screws -1- on sides of scissor lift table VAS 6131 and then pull rear table section with transmission back slightly.

Fig 25: Identifying Separation Of Engine And Transmission
GWWA10-10475Courtesy of AUDI OF AMERICA, LLC

-- Secure torque converter in transmission with 30-211 A to prevent it from falling down.

Fig 26: Identifying Bracket -30-211A- Attached To Secure Torque Converter
GWWA10-10501Courtesy of AUDI OF AMERICA, LLC