Table of Contents > Exhaust system > Exhaust system (Passat, CC) > Check exhaust system for leaks

VW Passat B6 Service Manual ➜ Check exhaust system for leaks

CC 2010 ➤ , Eos 2006 ➤ , Golf 2004 ➤ , Golf 2009 ➤ , Passat 2006 ➤ , ...  
4-cyl. injection engine (1.8 and 2.0 l engine, chain drive) - Edition 08.2018  
– Remove cross member for underbody -arrows-.  
Danger of damage to the de-coupling elements.  
♦ Do not bend de-coupling elements in front exhaust pipe  
by more than 10°.  
– Loosen clamp -1- and push to rear.  
– Remove catalytic converters with front exhaust pipe.  
Installation is carried out in the reverse order. When installing,  
note the following:  
♦ Coat studs of turbocharger with high-temperature paste - G  
052 112 A3- .  
♦ Renew seals, gaskets and self-locking nuts.  
♦ Align exhaust system free of stress ⇒ page 524 .  
Specified torques  
⇒ “1.1 Assembly overview - exhaust system (engine codes BZB,  
CAWA, CAWB, CGYA)”, page 517  
⇒ “1.2 Assembly overview - exhaust system (engine codes CCTA,  
CCTB, CCZA, CDAA, CDAB)”, page 519  
⇒ “1.3 Assembly overview - exhaust system (engine code  
CBFA)”, page 521  
Tunnel cross-piece to body  
Check exhaust system for leaks  
Proceed as follows:  
– Start engine and allow to idle.  
– Seal exhaust tailpipe briefly (e.g. hold cloth over end).  
– Check for leaks and listen for noise at connecting points (cyl‐  
inder head/exhaust manifold, exhaust manifold/front exhaust  
pipe, etc.) with the assistance of a 2nd mechanic.  
– Repair any leaks found.  
Rep. gr.26 - Exhaust system  

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