RS 4 Quattro Cabriolet V8-4.2L (BNS) (2008)
ml per 20 gallons of gasoline.
2. Drive the car 60 miles. Note in and out mileage on RO.
3. Check for cold start misfire at the next cold start.
Tip: This method was proven to be very effective when carbon deposits on the injectors are the root cause.
If misfire discontinues, carbon on the injectors was causing misfire. The repair is successful and complete.
4. After repair, give one bottle of fuel additive G17 to the customer. Instruct the customer to add the fuel additive to a full fuel tank after 3,000 miles.
5. Please advice the customer to use Top Tier fuel. (See TSB 2014753.)
Warranty
Required Parts and Tools
Additional Information
All parts and service references provided in this TSB are subject to change and/or removal. Always check with your Parts Department and service
manuals for the latest information.