Timing chain replacement on 3.0 Common Rail TDI engine. wojzal on 09-04-2023. 09-06-2023 09:54 PM by wojzal. 1. 564. Brand new Audi Q7 TDI just getting released. The average price of a 2012 Audi Q7 timing belt replacement can vary depending on location. Get a free detailed estimate for a timing belt replacement in your area from KBB.com Older cars may TDI Discussion - Timing chain replacement on 3.0 Common Rail TDI engine. - I have attempted to replace a timing components (chains, slides, tensioner, etc) on CPNB engine. I followed all steps from the Audi Workshop manual. I locked the crankshaft at TDC position with locking pin, and locked camshafts with locking Note: Newer Q7 models don't have an actual 61-Battery Manager but instead have the battery management as a slave under the CAN-Gateway. Check the instructions in that section if 61-Battery Manager is not installed. Special Procedures Battery Replacement; Label File [62] - Door Electronics Rear Left. Coding; Label File [65] - Tire Pressure As a Audi Q7 owner, you might experience engine rattle issues caused by two primary factors: the timing chain and the tensioner. Let’s explore these problems in detail. Timing Chain Issue. In some cases, the timing chain on your Audi Q7 could become stretched, which can lead to a loud rattling noise coming from your engine. (copied and pasted from an article in this link here 3.0L TDI engine FAQ -CATA in Touareg, Q7, A4): "The timing chain drives the camshafts, oil pump, and balance shaft. The first chain connects the crankshaft to the intake camshafts on each head. The second and third chains connect the intake camshafts to the exhaust camshafts. essary (All TDI models) 4) If DPF replacement is not necessary, perform check every 20,000 miles thereafter until replacement becomes necessary. Perform every 130,000 miles. Timing belt - Replace. Check condition of timing belt tensioning system, dampening pulleys, and idler pulleys and replace if necessary (2.0L TDI models and A3 e-tron only) The 3.0-liter Audi CRTC 3.0 TDI diesel engine was assembled by the concern from 2015 to 2018 and installed on European modifications of such popular models as the A4, A5 or Q7. This motor belonged to the updated EVO series, which quickly gave way to the EVO-2. The EA897 series also includes: CJMA, CDUC, CDUD, gfkEyJ.