The dealership I bought the Q7 from (Chevy dealer) used Mobil 1 Delvac 5w-40 before delivery for an oil change. I am concerned because of the ash content. It's at 1.0 when I know most VW/Audi 507 spec oils, specifically the Castrol 5w-30 LL03 is listed at 0.6 Will the Delvac cause issues with my DPF? Fuel filter changes are $120 with parts at the dealer. I tried a fuel filter change myself once but I was sloppy and didn't have a way to dispose of the .5L of fuel that sits in the filter housing. In total, in ownership up to 99k miles, you've looking at 4 fuel filter changes. I've gone 15k once prior to an oil change on a TDI. Share. 27K views 1 year ago. It doesn't matter what kind of fuel your Audi Q7 or Volkswagen Touareg might use; the engine oil needs changing. Manufacturers set strict oil change intervals Originally Posted by D3Audi. The timing chain should be good for the life of the car. You're thinking of a timing belt which isn't in the Q7. But, At 8 years it's time to replace HID bulbs and battery if they haven't already been done. Mechanically the Q7 should be fine if all scheduled maintenance has been done prior. Location. Peoria, IL. TDI. 2004 Jetta, 2009 Q7 2010 A3. Oct 16, 2015. #1. I just found out my parents HPFP just puked metal shavings everwhere. Waiting to hear back from some independents, as we won't be paying Audi 10k to 13k for repairs. Very little information on here on 3.0 failures, and I will definitely be adding this to the list. Posts: 500 Likes: 0 Received 6 Likes on 5 Posts DIY Oil Change on a Q7 TDI 3.0L CATA Diesel I did not want to high jack the last thread so here is mine This article shows how to change the engine oil on a 3.0L V6 Audi Q7 TDI. Introduction First, always use VW spec 507.00 engine oil. Read the definitive used Audi Q7 2006 - 2015 review from What Car?. an oil and filter change will be especially expensive. Tyres and other spare parts are equally pricey. Audi Q7 3.0 TDI Equip cars, trucks & SUVs with 2018 Audi Q7 Engine Oil from AutoZone. Get Yours Today! We have the best products at the right price. ref: Audi Q7 2007 6-cylinder TDI engine (3.0 ltr. 4-valve common rail, SCR) . We also have a Ross-Tech wiki page P0263 - Fuel Injector #1 (N30): Contribution/Balance Fault. Possible Causes: - Low compression or engine mechanical issues. Let us know what you find, drpeter. Protect your Audi Q7 in any driving condition with our specially formulated motor oils. Whether it’s extreme temperatures, long commutes, towing, hauling, the added stress of a turbocharger or you’re simply extending the time between oil changes, our motor oils will keep your 2010 Audi Q7 protected. K3L1.