Audi TSB #A011322 2019208-
2007 Audi Q7
TSB Document:
Affected Component: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
- Summary
- Supersedes Technical Service Bulletin Group 01 number 13-93 dated May 8, 2013. Engine does not start in extremely cold ambient temperatures. If, during winter months, the vehicle is used mainly for short trips, it is possible for an excessive amount of condensed water to collect in the rear muffler. When the condensed water level in the muffler reaches a certain point, it is possible for this water to run into the exhaust pipe and freeze overnight, preventing the engine from starting.
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