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1998 V70 AT camshaft position, no crank

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abscate
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Post by abscate »

You got the numbers right, K - see attached

The intake has an I on the end of the numbers, and the Exhaust an E

Use the seam slot on the cam cover to line up with the cam slot - remember the engine is tipped a bit.

They should spin with light wrist pressure on two of the M6 bolts with a extender bar as a lever.
Attachments
Intake Cam
Intake Cam
Exhaust Cam
Exhaust Cam
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Post by 5rivers »

I have the timing belt on and tightened the center bolt to the tensioner. When I attempt to perform the 2 full revolutions of the camshaft sprockets, to make sure the marks on the sprockets line up with the notches on black plastic cover that is positioned underneath the fuel line going across the top of the cylinder head to the injectors, the CRANK WON'T MOVE, except for maybe half a tooth, and the temp arm on the tensioner moves as well!! I recall that this takes some strength to do, but after using all of my might, it still won't move! Should I use a breaker bar on the ratchet?

What am I doing wrong?

On the tensioner, where should the 6mm hex start? In the video by FCP, the mechanic states that some tensioners have to be set either at the 2pm or 7pm position, depending on the engine number. His tensioner starts at the 11am position and eventually ends up at the 7pm position. How would I find out where mine is supposed to start and/or be set. The engine serial number is 1362500 on my '98 V70. Is the hex key hole suppose to line up with the "V" that is stamped into the inner reel that is stationary, that is after adjusting for the temp?

Appreciate all your replies!!
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1998 V70 M56, silver/grey, has tranny issues, #?# owner, 330,xxx miles, a handy parts car
1998 V70 AT, nautical blue, 2nd owner, 260,000 miles, Sold
1998 V70 AT, T5, forest green, 3rd owner, 172,300 miles, Mimas 16" rims

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Post by abscate »

Where are your timing marks on the plastic cover? Are they right at the top , unlik ethe earlier 1998 which are on the side ?

You are hitting valves and pistons if the engine won’t turn so do not force it.

Make sure the crank is in the mark, get the belt off and get the cams into the

Intake up, exhaust down

Configuration again.
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Post by abscate »

The mechanical tensioner starts at 10-11 o’clock

You rotate it down to center the indicator, then tighten the 12mm bolt to hold it, it will end up down at 6 o’clock or so

The fingers in the belt tensioner must be engaged in the block so that the indicator gets tensioned. The Allen key is winding up the spring that tensions the indicator and the fingers are the Anchor for they spring
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Post by abscate »

Oh yes, it helps a bit totake all the plugs out so you don’t fight compression , too.
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Post by 5rivers »

The timing marks on the cover are at an angle (the 90 degree notches), not on the top.
I took out the spark plugs. Re-positioned the belt with the tensioner providing as much room as possible.
Checked the crank mark with the two notches, those were good. Timing marks to the cover were good.
The end of the camshafts were lined up good as well. Crank still won't move.
Not sure what else I can do. Any suggestions?
5rivers
1998 V70 M56, silver/grey, has tranny issues, #?# owner, 330,xxx miles, a handy parts car
1998 V70 AT, nautical blue, 2nd owner, 260,000 miles, Sold
1998 V70 AT, T5, forest green, 3rd owner, 172,300 miles, Mimas 16" rims

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Post by RickHaleParker »

5rivers wrote: 02 Sep 2020, 13:03 What am I doing wrong?
Sounds like you got crankshaft and cams out of sync. Everything got to go together in sync. You cannot put everything together then sync it.

Go down the list and see if you can spot your error.

Correct procedure (General)
  • 1. Align crankshaft to mark and lock in place with the crankshaft alignment tool
    2. Align camshafts to cam cover using the camshaft alignment tool. Install hanging bracket on front of camshafts.
    3. Install Cam cover and Camshafts to head using the cam cover press tools.
    4. Preload and lock VVT(s). (1)
    5. Install timing belt and set Tensioner.
    6. Remove VVT locks, Camshaft locks, Crankshaft locks.
    6. Tap timing belt with a rubber mallet to set the belt good in the teeth.
    7. Rotate crankshaft 720°then realign crankshaft to mark.
    8. Check camshaft timing.
(1) You can lock the VVT with a generic camshaft lock that wedges the Camshaft pulleys. This is not included in the Volvo Alignment kit.
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Post by abscate »

You don’t have VVT so you can skip those steps


Make sure you are in Neutral

😀

If you can move the crankshaft with the cams on the marks, I would take off the top cam cover , remove the cams, closing all valves, and see if the crank moves then

I think the cam might be jammed and is holding a valve open.
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Post by Sveedy »

As previously mentioned, note the notch on the cams are not centered. So the line up is from the top edge of notch to the seam on one, and bottom of notch to seam on the other. Figured you got that but if one was off then I would think there might be issues.
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Post by FLXC90 »

Sounds like the cover needs to come back off and ctrl, alt, delete. As Abscate said, with the cams out, verify rotation of the crank. Then meticulously set and verify crank alignment. Clean and reseal the cover, reassemble again verifying cam alignment. Then belt up and rotate.
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