RS 6 V8-4.2L Turbo (BCY) (2003)
Exhaust Pipe: Service and Repair
Front Exhaust Pipe (Left), Removing and Installing
Front exhaust pipe (left), removing and installing
Removing
-
Remove engine
Note: All cable ties which are released or cut open when removing must be installed in same position when installing.
-
Place engine/transmission assembly on work bench or engine/transmission stand. Support/secure engine and transmission with pieces of
squared timber.
WARNING: Engine/transmission assembly must be securely supported to avoid any risk of accident.
-
Unplug connectors for left oxygen sensors before and after catalytic converter.
-
Move pipes and hoses clear.
-
Unbolt left front exhaust pipe from turbocharger (arrows).
Installing
Install in reverse sequence; note following points:
Note:
^
All cable ties which are opened or cut open on removal must be replaced in same position when installing.
^
Always replace seals, gaskets and self-locking nuts.
-
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
-
Move front exhaust pipe in mounting bores if necessary.
-
Tighten nuts to torque.
Note: Align turbocharger if it is not possible to obtain dimension "a".
-
Install engine.