Date: Tue, 4 Mar 2003 01:03:17 -0800
Reply-To: Robert Keezer <warmerwagen@HOTMAIL.COM>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: Robert Keezer <warmerwagen@HOTMAIL.COM>
Subject: Re: Any ideas, my van runs terrible, HELP!
Content-Type: text/plain; format=flowed
You may have fried the ECU--just kidding!!
Check to see the plug for the O2 sensor is firmly connected, or theat there
are no melted wires.
It may still be in open-loop.
A new O2 sensor is good for about 60,000 miles.
I don't know much about SA Motronic otherwise.
Robert
1982 Westfalia
>From: Nock <McNock@EASYSTREET.COM>
>Reply-To: Nock <McNock@EASYSTREET.COM>
>To: vanagon@GERRY.VANAGON.COM
>Subject: Any ideas, my van runs terrible, HELP!
>Date: Mon, 3 Mar 2003 23:36:27 -0800
>
>I own a tiico van, and was getting only so gas mileage So I disconnected to
>02 sensor and drove around for a couple of days.
>
>Not big difference.
>
>
>Well I hooked it backup, it suddenly seemed to go from ok to terrible.
>
>I need some help. I didn't do anything!! What happened? Did something
>else happened at the exact time it did this? HELP!
>
>
>Starts just fine, but simply does not like to accelerate. Idles fine. Bogs
>down when I step on the accelerator. Almost dies. Sometimes backfires.
>
>Once I am patient and get to speed on the freeway, seems to hum along just
>fine, but gutless. I worry about hills. If I get off and stop, well
>getting going, esp on a hill is terrible. Seems if a get the revs up, it
>"catches" and gets going, but not anywhere like normal.
>
>Pulled one set of plugs, all sooty. Put some new ones in. Same
>performance. Pulled them a day later, and the look ok - may be a little
>dark.
>
>I have looked for loose wires/broken wires - can't find any. I unplugged
>the o2 sensor again, no difference.
>
>Could this be bad injectors/fuel pump? (I have new injectors from jetta
>about 1 month ok)
>
>Fault codes:
>Most Always
>00533 idle regulations N71 090 adaptation limit surpassed (often return
>immediately upon clearing)
>
>less common
>00537 Oxygen system regulation, 27-00 implausible single
>
>0524 knock sensor G61, 3100 open or short to ground.
>
>0561 fuel mixture adjustment.
> 15-10 adaptation limit (add) not reached.
Robert
1982 Westfalia 1987 Wolfsburg
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