Left turbocharger, removing and installing: Installing

Install in reverse sequence; note following points:

NOTE:

Always replace gaskets, seals and self-locking nuts.
Fill turbocharger with oil at connection of oil supply pipe.
Any heat insulation sleeves which are taken off when removing must be re-attached in same position when installing.
Connection of temperature sensor for exhaust gas temperature sender must face downward when installing. Guide line upward in a loop.
All cable ties which are opened or cut open on removal must be replaced in same position when installing.
Remove any traces of oil or grease on hose connections and hoses for charge air system before installing. Do not apply lubricant.
Secure all hose connections with correct hose clamps (same as original equipment) See parts catalog.

Replace O-ring of dipstick guide tube.
Initially screw on nuts securing turbocharger to exhaust manifold hand-tight.
Initially screw on nuts securing front exhaust pipe to turbocharger hand-tight.
Check distance between front exhaust pipe and transmission housing at position marked with arrows.
- Distance a = 13.0 to 13.5 mm
Fig 1: Checking Distance Between Front Exhaust Pipe And Transmission Housing
Courtesy of AUDI OF AMERICA, INC.
Tighten nuts securing exhaust manifold/turbocharger and turbocharger/front exhaust pipe.
Put in engine oil.
Install engine. See ENGINE, INSTALLING .

NOTE: After installing turbocharger, run engine for approx. 1 minute at idling speed; do not rev. up immediately. This ensures turbocharger is properly lubricated.