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fanie seconds Posted on Oct 23, 2013

Audi a4 1.8 please help with the timing settings of the timing belt and how do you reset it in the correct order

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b_reeve

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  • Posted on Oct 26, 2013
b_reeve
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Hmmm. This is not something that one wants to get wrong. This is an 'interference' engine, and valve timing gone bad will wreck valves/head.

There are timing marks on the crankshaft sheave and on the camshaft drive. (Basically, this is done with the engine at top dead center. I don't think the pictures are that good on this site - i'm not sure you could see if I copied and pasted - but crash around the internet and, depending how computer-ish you are, you will find A4 manuals that show these marks. (The official Audi 'manual' is called ETKA and is killer huge. There are some copies of Bentley manual sections kicking around. There is a copy or two of the Haynes manual...) While you are getting the manual parts that show the marks, you will also get a diagram that shows the crankshaft rotation.

Once you have the marks (and make sure and then make sure again, and then make sure a third time that you do) the 'tight' side of the belt is the one on which the crankshaft rotation 'pulls' the camshaft, and the 'tensioner' side of the belt is the one on which the rest of the belt heads back up to the camshaft. So you have the timing right when the marks are where they are supposed to be when the tight side of the belt is tight.
When you have it right, but only after you have it right, and you are sure, then pull the pin that releases the tensioner - and puts tension on that side of the timing belt. (It is possible to recover the tensioner and re-set the belt if you have pulled the pin too soon, but it is not fun).

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Anonymous

  • 1263 Answers
  • Posted on Aug 27, 2008

SOURCE: setting the timing belt

you do not need a new belt seeing it was replaced, setting the timing should solve the problem,however this is something that should be done by a good mechanic.

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Anonymous

  • 337 Answers
  • Posted on Dec 08, 2008

SOURCE: 2002 mazda poetege> correct timing mark alignment.

http://www.autozone.com/shopping/repairGuide.htm?pageId=0900c1528019f906



there are other diagrams on that page if this is not the right one.

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Let me know if this helped, or if you have additional information or questions. Feel Free to contact me at FixYa.com!
http://www.2carpros.com/car_repair_information/year/1990/make/audi/model/v8_quattro/1990_audi_v8_quattro_timing_belt_diagram_marks.htm
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Click on the below Links.
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The second link is all the Diagrams on the Timing Belt for the V8 Quattro.
Before clicking, let me know if this helped you.
For the 90 Model:
http://www.2carpros.com/car_repair_information/year/1993/make/audi/model/90/1993_audi_90_timing_belt_diagram_marks.htm

For the V8 Quattro:
http://www.2carpros.com/car_repair_information/year/1993/make/audi/model/v8_quattro/1993_audi_v8_quattro_timing_belt_diagram_marks.htm
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Benimur

Hi,

To my understanding, on an Audi A4, error code P1392 indicates camshaft sensor circuit. This could be a faulty sensor the camshafts are not correctly timed. 90s Audis are not very common in my country but from what I can gather:

The mark for the crankshaft gear is on the cover you have to remove in order to get at the timing belt. The sprocket you may be having trouble with is the intermediate shaft (in front of the water pump) and I don't believe that one matters at all since it doesn't drive any of the cams. The intake cams are driven by a chain off of the exhaust cam shaft so only the exhaust cam is driven directly by the timing belt.

Additionally, you may benefit from the Audi A4 Service Manual and/or Audi A4 Cabriolet Workshop Manual.

Hope this be of initial help/idea. Pls post back how things turned up or should you need additional information.

Good luck and kind regards. Thank you for using FixYa.
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