Tunnel cross member, removing and installing

WARNING: This page is about a different variant/trim than selected.

Special tools, testers and auxiliary items required

Fig 1: Identifying Engine/Transmission Jack V.A.G. 1383 A

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Engine/Transmission Jack V.A.G 1383 A
Bolt M12x100 with nut

Removing

Remove intake hose between air filter and throttle valve unit.
Raise vehicle.

Fig 2: Cross Member, Heat Shield & Rear Exhaust System

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Remove cross member - A - below exhaust system.
Separate front exhaust pipes with catalytic converter from rear exhaust system - arrows - and tie up to side.
Remove shield - B -.

Fig 3: Air Duct, Sound Insulation Panel, Heat Shields & Driveshaft

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Remove air duct - 1 - from transmission.
Remove noise insulation - 2 - below engine/transmission.
Remove heat shield - 3 - for drive shaft.
Remove drive shaft - 4 - at transmission and tie up or support.

Remove heat shield - 5 - above drive shaft and push toward rear.

CAUTION:

For the following steps note:
Do not use ATF cooler or gear oil cooler for support - risk of damage.

Fig 4: Supporting Engine Carrier And Subframe With Engine/Transmission Jack V.A.G 1383 A

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Support engine carrier and subframe with Engine/Transmission jack V.A.G 1383 A as shown in illustration.

Fig 5: Rear Subframe & Bolts

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Remove bolts - 1 - and - 2 - at rear of subframe on both sides of vehicle → 40 - FRONT SUSPENSION .
Remove supports for subframe - A -.

CAUTION:

For the following steps note:
Do not support on transmission oil pan - risk of damage.

Fig 6: Bolt M12X100 With Attached Nut Inserted In Mount Behind Transmission Oil Pan

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Insert a bolt M12x100 - 1 - with attached nut - 2 - in mount behind transmission oil pan.

Dimension - a - = 13 mm.

Position Engine/Transmission Jack V.A.G 1383 A plunger on bolt head and slightly raise transmission, as shown in illustration.
Remove bracket for noise insulation below ATF cooler.

Fig 7: Oxygen Sensor Electrical Connectors & Tunnel Cross Member Bolts

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If present, remove oxygen sensor electrical connectors - 1 - and - 2 - from tunnel cross member - arrows -.
Mark installed position of transmission tunnel cross member on the body.

Fig 8: Transmission Bolts On Tunnel Cross Member

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Remove left - 1 - and right - 2 - transmission bolts on tunnel cross member.

Fig 9: Removing/Installing Bolts At Tunnel Cross Member

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Remove transmission tunnel cross member from body - arrows -.
Place tunnel cross member on front exhaust pipes.
Carefully lower rear of engine and transmission with Engine/Transmission Jack V.A.G 1383 A.
To prevent damage from occurring, it is very important to pay attention to everything in the engine compartment.

Remove tunnel cross member.

Installing

Installation is in reverse order of removal. Note the following:

Fig 10: Transmission Bolts On Tunnel Cross Member

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Hand-tighten transmission mount bolts - 1 - and - 2 - on tunnel cross member.

Fig 11: Removing/Installing Bolts At Tunnel Cross Member

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Raise transmission and attach tunnel cross member to body - arrow -.

NOTE:

Observe markings applied with pen.

Fig 12: Transmission Bolts On Tunnel Cross Member

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Tighten transmission mount on tunnel cross member - 1 - and - 2 - without tension.
Attach drive shaft to transmission flange → 39 FINAL DRIVE, DIFFERENTIAL .
Reconnect front exhaust pipes to rear exhaust system →
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.

Fig 13: Rear Subframe & Bolts

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Install bolts - 1 - and - 2 - at rear of subframe with supports - A -. Tightening torques → 40 - FRONT SUSPENSION .

Torque specifications:

Component	Nm
Tunnel cross member to body bolts - arrows -	40
Transmission mount to tunnel cross member bolts - 1 - and - 2 -	23