Date: Tue, 16 Jun 2015 12:02:02 -0700
Reply-To: Rocket J Squirrel <camping.elliott@GMAIL.COM>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: Rocket J Squirrel <camping.elliott@GMAIL.COM>
Subject: Re: Engine hesitates upon take off
In-Reply-To: <557F86BB.5080406@turbovans.com>
Content-Type: text/plain; charset=utf-8; format=flowed
Thanks, Scott.
I've been through all of these at one point or another when trying to
solve my van's famous "it cuts out repeatedly for a few seconds every
minute or so when driving up very steep grades for a long period of time
in very hot weather" issue.
--
Jack "Rocket j Squirrel" Elliott
1984 Westfalia, auto trans,
Bend, Ore.
On 06/15/2015 07:15 PM, SDF ( aka ;jim lahey' - Scott ) wrote:
> the normal thing to check or think about in a case like this is Temp
> Sensor II ..
> there are two by your thermostat ..
> a single contact for the gauge ..
> the other one ...check the resistance of that one and compare that to
> what Bentley says.
>
> also ..super important and I find them off all the time..
> idle switch not making contact at idle.
>
> you might look for tiny air leaks ..( like with spray carb cleaner or a
> listening hose ).
> I had one engine that
> when given throttle it would moan like air was being drawn in ..
> and it ran medium OK ..
> but it seemed very much like it was not getting the fuel injected to go
> with the air.
>
> on that one I found really ..at least 10 tiny air leaks at the intake
> runners..the plenum ..and the throttle body connection
> and that was it.
>
> do these 3 things and there's a fair chance you'll find some some
> things not exactly right.
>
> On 6/15/2015 10:23 AM, Rocket J Squirrel wrote:
>> I've had this same problem for years. But different: mine's a 1.9L, and
>> the problem occurs in cold (read freezing or below) temperatures, with a
>> cold engine. I have this mile-long generally downhill street I go down
>> when I leave the house. It's not long enough for the engine to warm up.
>> At the bottom is a stoplight. Usually red, as such things go. The street
>> turns uphill at this point so there I sit at the limit line with the
>> nose of the van pointing up a very slight grade, the engine idling, a
>> minute or so, then the light turns green, I press on the gas, and the
>> engine grumbles and barely moves the van. Sometimes the engine just dies
>> and I have to restart it to proceed. Not until I've crossed the
>> intersection does it seem to have any power. It's an auto trans so I
>> don't have the luxury of revving the engine and feathering the clutch to
>> get across the intersection. A bit of an inconvenience to myself and
>> those behind me.
>>
>> Once it warms up it's fine.
>>
>> Why does it do this? I don't know. The number of things that would need
>> to be disassembled and tested (or just blindly-replaced) to try to fix
>> the problem is daunting. I'll take the slight inconvenience.
>>
>> --
>> Jack "Rocket j Squirrel" Elliott
>> 1984 Westfalia, auto trans,
>> Bend, Ore.
>>
>> On 06/15/2015 07:25 AM, Rick Cooper wrote:
>>> I've noticed that when accelerating from an intersection, after
>>> sitting at
>>> a red light, my 2.1 WBX will sometimes hesitate for 5 to 15 seconds.
>>> I'll
>>> start moving, but the engine has no power and giving it more gas does
>>> nothing. After those few seconds, the engine will start to pick up
>>> power
>>> and soon everything will be running fine.
>>>
>>> This has just start happening and is still sporadic, but it is becoming
>>> more frequent. Seems to only happen after a full stop, like at a red
>>> light. Would this be a clogged fuel filter or what?
>>>
>>> Thanks for any ideas. FWIW, the fuel tank and the ECU were replaced
>>> a few
>>> years ago.
>>>
>>> Rick
>>>
>>
>
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