In our own service facility, we've seen a few original timing belts last over 100,000 miles and others ready to break before 75,000 miles. I have no clue if these are the original tensioners or not but the engine appears to have been untouched or at least properly reassembled when I got into it. Includes rust and corrosion inhibitors. I've been told by a private seller of a 3. The Trouble with Failed Components: The largest concern when one or several of the numerous components in the timing chain system fail, it can lead to catastrophic engine damage or drastic drivability concerns. Install new seals and gasket s.
As one can see the Audi 4. The piston should pop out and tension the chain. Just Don't touch the crankshaft while the engine is locked. Carefully place new tensioner into position, you may have to move the chain around to get it into place. If you have bent valves and the guides are damaged Audi does no sell valve guides but we have custom guides that we had manufactured for us and can install them in your cylinder head.
Bolt on T40070 locking tools on each cylinder bank. For example some bmw diesels have swirl flaps that ingest themselves into the engine and your talking £££££ to replace an engine on one of those. Undo all the mounting bolts T-30 torx and carefully wiggle the tensioner up and out of the rear of the engine. Its not a weak point. If you have questions need parts visit us at www. In almost all cases the dealer wants to replace all the timing chains and tensioners. The flat mating surfaces on the locks and cam when bolted together stop any kind of movement whatsoever and did not appear to put any undo strain on the assembly.
We reserve the right to charge a restocking fee. Use T10035 Socket and loosen the 12-point bolts on each of the camshafts on the right cylinder bank. Timing belt setup is in the front of the engine next to the radiator. T-30 Torx Bit 6mm 5. The 'cam aligners' that screw in from the top are great holders, but don't really look designed to hold against the 60 ft-lb. Reinstall the cam adjusters, start with the exhaust, pull the timing chain out slightly and place it around the cam adjuster.
Replace cam sprocket and timing chain with new items. It all starts by offering Free Next Day Delivery and High Quality Parts. They sent me a letter saying my timing belt change interval had been reduced and i dont even have a timing belt. Even though Audi claims the timing chain system is designed to last the lifetime of the car, timing chains stretch and guide rails fail at some point of this motor's life-cycle. All other trademarks used herein are trademarks of their respective owners. We scan the ecu for dtc's and if we find a cam position code and a correlation problem between the cam and crank between either of the two cylinder heads we know the timing has jumped, broken guides, collapsed tensioners, or possible stretched timing chain. I just bought the car about 2 months ago with 100k miles on it.
Our team will not hide the fact that this is an expensive process, but it will ensure that the vehicle's owner continues to enjoy the vehicle for years to come. The rear photo shows the dark backing plate, they're held only loosely with metal tabs. Then gently wiggle adjuster back onto the camshaft. The factory manual makes no mention of installing them in any spefici aligned position so it appears it doesn't matter. Timing chain tensioner, left upper - Part Number: 18266-01183647 Partsgeek. Intended Life-Expectancy of Timing Belt Components Various Audi A6 timing belt component life spans.
The flat mating surfaces on the locks and cam when bolted together stop any kind of movement whatsoever and did not appear to put any undo strain on the assembly. Also whilst here, can anyone give me a rough price Audi charge to change a timing chain? However, according to the most current manufacturer service schedule information, the interval has been updated to 75,000 miles. The 'cam aligners' that screw in from the top are great holders, but don't really look designed to hold against the 60 ft-lb. Reinstall the rear camshaft covers 26. The tensioner will fail, allowing the chain to jump. Any claim will not be settled until past due accounts are brought up to date.
Since I was already aware of the issue I went straight to the dealer and put less than 20 miles on the car once the light came on. When the oil changes are not done at 5000 miles, the engine starts to buildup sludge and this can cause the tensioners to collapse and fail, cam adjusters to fail and not allow them to advance and retard the timing when the ecu demands a action, and guides get worn out excessively to the point that they become weak and bridle and break into multiple pieces which can cause a oil restriction anywhere in the oil lubrication system leading to more damage in the engine. Auto repair shop prices are set by each shop and may be different than price ranges estimated here - particularly if the scope of work varies from that described here. Our Customer Service reps are available by phone or chat to answer all kinds of questions. Now, you may now pull out the tensioner retaining pin.
Attention to detail, every bolt, every nut torqued. Timing chain tensioner, right upper - Part Number: 18264-01183648 Partsgeek. How many miles again on the old ones? Cleaning the cover mating surface was no problem, there's sufficient room. Sam The duplex chains stretch due to poor tension, you need to replace the full chain set and tensioners to cure this and it requires the engine removing to do so No other repair will fix it and its well known from 60k onwards with this engine pre 2009 models in general If you scope the camshaft sensors you can see the chain is stretched by the pattern. It ended up costing £3.