Left Timing Chain Cover
Left Timing Chain Cover
Special tools, testers and auxiliary items required
• Gearbox Support (T10337)
• Engine Support Bridge (T40150)
• Hand drill with plastic brush attachment
• Protective eyewear
• Sealant.
Removing
• During installation, all cable ties must be re-installed at the same location.
- Install protective body covers. Refer to => [ Protective Body Covers, Installing ] Protective Body Covers, Installing.
- Remove the left - 1 - and right - 3 - engine compartment trim.
- Remove the engine cover - 2 -.
- Bring the rear lid into the service position.
- Drain the coolant in the engine. Refer to => [ Cooling System, Draining and Filling ] Procedures.
- Remove engine bracket left and right bolts - arrows -.
- Remove the left and right rear wheels.
- Remove the left and right rear wheel housing liners.
- Remove the rear bumper cover.
- Remove intake manifold.
- Remove the secondary air injection pump. Refer to => [ Secondary Air Injection Pump ] Service and Repair.
- Remove the rear coolant pipe. Refer to => [ Rear Coolant Pipe ] Rear Coolant Pipe.
- Remove the left secondary air injection combination valve. Refer to => [ Secondary Air Injection Left Combination Valve ] Secondary Air Injection Left Combination Valve.
- Remove the left transmission mount nut - 1 - while counterholding with an open-end wrench - 2 -.
CAUTION!
Risk of accident.
• Engine/Transmission Jack (V.A.G 1383 A) may only be used during assembly and not stand unsupervised under vehicle.
- Raise the transmission slightly with the Engine/Transmission Jack (V.A.G 1383 A) and Transmission Support (T10337).
- Place a wood block - 1 - between the crossmember and transmission housing as shown in the illustration.
- Remove the bolts - arrows - and the left transmission support.
- Slowly lower the Engine/Transmission Jack (V.A.G 1383 A) and move it aside.
- Loosen the clamp - 1 - on the left exhaust system tract, tilt it outward with the spring element - arrow - and remove the clamp.
- Remove the bolt on the left catalytic converter bracket - 1 -.
• The bolt - 1 - can be accessed from the wheel housing side out.
• Ignore - 2 -.
- Remove the bolts - arrows - and the heat shield - 1 -.
- Remove nuts - 6 through 1 -.
• The exhaust manifold with catalytic converter remains in installation position.
- Install the Engine Support Bridge (T40150) parts as illustrated, placing the left Support (T40150/1) and right Support (T40150/2) on the body braces.
• The tab on the (T40150/1) and (T40150/2) must be inserted in the body brace - arrow 1 -.
• The retainer on the side of the (T40150/1) and (T40150/2) must lie on the body brace - arrow 2 -.
• The Connector (T40150/5) bolts must engage in the holes in the Square Tube (T40150/3) and be installed completely.
- Engage the Spindle Carabiner Hooks (T40150/6) on the front engine lifting eyes.
- Raise the engine-transmission assembly with the spindles until the bottom side of the oil pan - arrow B - is level with the top side of the crossmember - arrow A -.
- Press the engine-transmission assembly forward and to the right slightly.
- Remove the exhaust manifold with catalytic converter from the cylinder head and lay aside.
- Remove the bolts - 1 through 8 - and then carefully remove the left cover for the timing chain from the bond.
Installing
• Tightening specifications. Refer to => [ Left Timing Chain Cover, Tightening Specifications
And Sequence ] Timing Chain Covers Assembly Overview.
• Replace the M6 bolts and O-rings.
• Secure all hose connections with hose clamps appropriate for the model.
CAUTION!
Risk of eye injury.
• Wear safety glasses.
CAUTION!
Risk of contaminating lubricating system.
• Cover open parts of engine.
- Remove the remaining sealant on the left timing chain and cylinder head covers, e.g, with a rotating plastic brush.
- Clean sealing surfaces, must be free of oil and grease.
• Note the expiration date of the sealing compound.
- Cut tube nozzle at front marking (jet dia. approximately 2 mm).
- Drive the left coolant intermediate pipe - 2 - out of the left timing chain cover with a drift.
- Replace the O-rings - 1 - on the coolant intermediate pipe - 2 -.
- Insert the coolant intermediate pipe into the left timing chain cover.
CAUTION!
The lubrication system could be plugged with excess sealant.
• Do not apply sealant bead thicker than specified.
- Apply a sealant bead - arrow - to the clean sealing surface of the timing chain left cover as shown in the illustration.
• Thickness of sealant bead: 2.5 mm.
• The timing chain cover must be installed within 5 minutes after applying the sealant
- Position the left timing chain cover and tighten the bolts. Refer to => [ Left Timing Chain Cover, Tightening Specifications
And Sequence ] Timing Chain Covers Assembly Overview.
The rest of the installation is in reverse order of removal, note the following:
- Install the left exhaust manifold with catalytic converter. Refer to => [ Left Exhaust Manifold with Catalytic Converter ] Left Exhaust Manifold With Catalytic Converter.
- Install engine bracket. Refer to => [ Subframe Mount Assembly Overview ] Subframe Mount Assembly Overview.
- Install the transmission mount.
- Install the left secondary air injection combination valve. Refer to => [ Secondary Air Injection Left Combination Valve ] Secondary Air Injection Left Combination Valve.
- Install the rear coolant pipes. Refer to => [ Rear Coolant Pipe ] Rear Coolant Pipe.
- Install the engine compartment crossmember. Refer to => [ Engine Compartment Crossmember ] Engine Assembly.
- Install secondary air injection (AIR) pump. Refer to => [ Secondary Air Injection Pump ] Service and Repair.
- Install intake manifold.
- Install the rear bumper cover.
- Install the engine compartment trim.
- Install the rear wheel housing liners.
- Mount the rear wheels.
- Fill with coolant => [ Filling ] Procedures.