

| Subject: | Re: The Truth About Timing Your Vanagon |
| From: | Craig Rogers |
| Date: | Wed, 24 Apr 2002 20:15:47 -0400 |
Hogwash. Sincerely, Craig Rogers ----- Original Message ----- From: "Smola, Tony" <TSmola@TRIBUNE.COM> To: <vanagon@GERRY.VANAGON.COM> Sent: Wednesday, April 24, 2002 7:25 PM Subject: The Truth About Timing Your Vanagon > You guys, > You need to understand what your hardware actually does before disconnecting > it. The engine stabilizer varies the timing at idle in order to achieve a > smoother idle....hence idle stabilizer.....DO NOT DISCONNECT the timing > mark will bounces btdc and atdc depending on the feedback of the motor to > the ignition. To set your timing on the 1.9L the stabilizer needs to be > disconnected in order to be able to "read" the mark properly...when done > reconnect the stabilizer for a smoother idle.......In order to lower the > idle screw in the idle speed screw on the throttle body......for 5 degrees > BTDC it will be about 1 to 1 1/2 turns out from closed.......which is all > the way clockwise > CHECK THE VACUUM LINES.......even that big one between the intake boot and > the oil vent tower on the crankcase.....this needs to be open and not > collapsed.....the oil filler gasket must also be in good condition and > screwed on tight...... > Remember that there are color coded vacuum lines for the Vanagon.......red > is a certain size....green is another and black is another........ > Call the dealer to get the numbers....but I know that I have green and red > near the distributor vacuum advance.....and the vacuum lines that go to the > diaphrams near the right rear of the engine compartment that affect the idle > when turning the steering too far or turning on the A/C..... > > Malibu Tony 85' Westy > > Craig Rogers Wrote: Re: Advancing timing > > If you advance the timing sufficiently and disconnect the vacuum retard, you > should have no need for the idle stabilizer. It is only there to advance > the timing when you are putting it under too much load for the retarded ( > I doubt this!) > timing. This is just one more thing that breaks and can be disconnected. ( > This only breaks if you don't pinch it hard enough to disconnect the input > and output wires) > If your idle is too high after advancing the timing, this is normal. The > engine is running better, so it runs faster. Turn the idle speed down. (By > screwing clockwise the idle speed screw on the throttle body) > > Bill Wrote: > I have seen many references to the benefits of advancing the > timing on the > 1.9l engine, so I decided to try it. I found that if I advanced the timing > at all, the idle would start to surge (jumping between about 1000 RPM and > 2500). Any ideas? > > > > Some related info: I have had a problem with the idle being rough. The > engine runs ok (passes emissions with more margin than any other car I have > owned) but sounds kind of like it has a "hot" cam. While setting the > timing, I noticed that the timing would vary by a degree or so, several > times a second. I disconnected the idle stabilizer and adjusted the idle > speed to spec (it dropped significantly and the timing variation stopped > when I disconnected the stabilizer) When I re-connected the idle > stabilizer, the idle speed was right and the timing variation was gone. I > wonder if I have a bad idle stabilizer. > > > > Bill > > >
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