Vehicles With Automatic Transmission 01J
Left Front Exhaust Pipe With Catalytic Converter, Removing And Installing (Vehicles With Automatic Transmission 01J)
Recommended special tools and equipment
- 3337 wrench, 7-piece set
- VAG1383A engine/transmission hoist
Removing
- Remove rear engine cover (arrows).
- Remove cover -1- in engine compartment (right side).
- Remove bolts for holding plate -3- for solenoid valves (arrows).
- Disconnect intake air hose -1- at Mass Air Flow (MAF) sensor.
- Remove hose -4- from air duct -2-.
- Remove bolt (arrow) and disconnect air duct -2- at throttle valve control module.
- Disconnect hose -1- from air duct
NOTE: Illustration depicts air guide from rear with the engine removed.
- Remove cover -1- in engine compartment (left side).
- Remove coolant reservoir (arrow)
- Disconnect electrical wiring to Engine Coolant Level (ECL) Warning Switch -F66- at bottom of reservoir.
- Tie up coolant reservoir with connected coolant hoses -1- to -3- to the side.
- Disconnect vacuum hose to brake booster (arrows).
- Remove heat shield for harness connectors at left of bulkhead, if installed.
- Remove harness connectors -1- to -4- from bracket at left of bulkhead.
- Disconnect electrical harness connectors -1- and -4-.
- Move wires to oxygen sensors clear.
- Unscrew oxygen sensor behind catalytic converter (arrow) e.g. using special tool 3337/7.
NOTE: Illustration is shown with engine removed.
- Remove nut -2- which is accessible from top for exhaust pipe/exhaust manifold.
NOTE: Illustration is shown with engine removed.
- Remove left front wheel.
- Remove bolts or quick-release screws -1- and -2- and remove front noise insulation.
- Remove quick-release screws -3- and remove rear noise insulation, if installed.
- Remove front vehicle floor crossmember -1- to 4-.
NOTE: Flex joint in front exhaust pipe must not be bent more than 10 degree, otherwise it may be damaged.
- Disconnect exhaust system at both double clamps -arrows-.
- Remove VAG1359/2 universal mount from VAG1383A engine/transmission jack and place a piece of wood -1- onto punch instead.
- Support rear crossmember using VAG1383A engine/transmission jack.
- First remove bolts -1- and -2-, then bolts -3- and -4-.
- Release slowly the rear crossmember using VAG1383A engine/transmission jack.
- Set aside VAG1383A engine/transmission jack.
- Remove nuts (arrows) and rear crossmember.
- Remove heat shield -1- for left drive axle.
- Remove bracket for front exhaust pipe (arrows).
- Expose oxygen sensor wire.
- Remove nuts -1- and -3- which are accessible from bottom for front exhaust pipe/exhaust manifold.
NOTE: Illustration is shown with engine removed.
- Loosen several turns the lower nuts -1- on left and right of engine mount.
- Press transmission to the right.
- Remove front exhaust pipe with catalytic converter.
Installing
Installation is the reverse of removal, noting the following:
NOTE:
- All cable ties opened or cut during engine removal must be reinstalled at the same locations during installation.
- Replace gaskets and self-locking nuts.
- Install oxygen sensor.
- Install subframe:
- Install engine free of stress.
- Install exhaust system free of stress.
NOTE: Individual mounting components for exhaust system to transmission on vehicles with automatic transmission 01J, See Fig. 7.
Fig. 7 Individual left mounting components for vehicles with automatic transmission 01J
1 - Bolt (25 Nm)
2 - Washer
3 - Compression spring
4 - Spacer sleeve
5 - Self-locking nut (25 Nm)
6 - Bolt (25 Nm)
7 - Spacer sleeve
8 - Buffer
9 - Strap
10 - Spacer sleeve
Tightening torques
Component Nm
Front exhaust pipe with catalytic converter to exhaust manifold 27
Front exhaust pipe with catalytic converter to hanging strap 25
Mounting straps to transmission 25
Drive axle protection to transmission 23
Engine mount to console 23.