Date: Sun, 18 May 2014 16:02:02 -0500
Reply-To: JRodgers <jrodgers113@GMAIL.COM>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: JRodgers <jrodgers113@GMAIL.COM>
Subject: Re: Intermittent no start problem solved
In-Reply-To: <CANp2e0jQYr-FsXe8qAuEEc9gxMXP8+yFEdNjJ9OobMAQpckRpg@mail.gmail.com>
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That's funny!
John
On 5/18/2014 2:52 PM, Gnarlodious wrote:
> I hate to be the one to tell you this, but roosters don't lay eggs. That
> yellow stuff on your face isn't egg.
>
> -- Gnarlie
>
>
> On Sun, May 18, 2014 at 12:40 PM, Alistair Bell <albell@shaw.ca> wrote:
>
>> Relating this tale in part to illustrate how blind to the obvious one can
>> be sometimes.
>>
>> Over the winter I noticed the van took more turns with the starter to run.
>> Back then I did do the electrical tests outlined in Bentley to see if some
>> sensor or something was awry. But everything was in spec.
>>
>> B me over the last few weeks the van would sometimes take quite a few
>> tries with the starter to fire up. I couldn't make out any real pattern,
>> sometimes it would fire right up, sometimes I would have to crank and crank.
>>
>> If I was forced, I would say it happened more often with the engine warm.
>>
>> Once started the van ran normally, good power etc. I wasn't happy with the
>> idle though, seemed rougher than normal.
>>
>> So the last few days were spent tracking the problem down. I checked fuel
>> pressure and all tests passed. I checked spark plugs and replaced 2 year
>> old plugs with new. Checked distributor rotor and hall sensor. Checked the
>> D15 connection at fuse panel ( I had fixed that a while back). Lucky I did
>> pull the fuse panel as I found a very iffy connection at my low beam relay.
>>
>> Then I went at the connection box in the engine compartment, left hand
>> side. My van had the bbw46 heater installed. I had pulled the nonfunctional
>> heater unit and plumbing but the wiring was still in place. The heater
>> system has two fuses and a big relay in that box which made the box even
>> more of a rats nest than normal. I checked the connections, black wires,
>> that feed the coil, idle system heater, and ecu relay. The wiring to the
>> connections was hard and the connections didn't look good. I cut back and
>> replaced the spades.
>>
>> All of the above did not fix the problem. Of course at that point I was
>> cursing myself for not making one of Mark's test wire set ups. If I had I
>> think I would have saved myself a lot of trouble.
>>
>> I had my wife crank the engine and I measured voltage to the coil. I
>> wondered if there was a voltage drop problem during starting. Well it was
>> more than a voltage drop, it was a voltage absence during starter cranking.
>>
>> I was stumped, I didn't see the obvious. While I was thinking, I cleaned
>> out the idle valve with brake cleaner.
>>
>> We have this hard to capture rooster that has taken to roosting at night
>> under our bedroom window. So I was up at five this morning. And them it
>> occurred to me, the ignition switch.
>>
>> I got out a spare, and plugged it in to the steering column plug and
>> turned it with a screwdriver. Engine started up immediately. Tried it again
>> and again, engine started. Man, did I have egg on my face. I have replaced
>> a few vanagon ignition switches over the years but overlooked it this time.
>>
>> Alistair
>>
>
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