Date: Tue, 8 Nov 2022 22:38:38 -0500
Reply-To: Eric Caron <ericcaron96@COMCAST.NET>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: Eric Caron <ericcaron96@COMCAST.NET>
Subject: Re: 1985 Vanagon 1.9l Digijet No Start
In-Reply-To: <CAKunw3RPWDsR2k5bCSWOC7s+5VpPPuTqgGDc4eeBetxUktTi+w@mail.gmail.com>
Content-Type: text/plain; charset=utf-8
Great list from the list.
And glad you sent this as some of the items didn’t show up as list posts.
I’m saving it in my engine folder!
eRic
> On Nov 8, 2022, at 9:25 PM, Mark Pinnell <mark.stuart.pinnell@GMAIL.COM> wrote:
>
> Here is the list that I have compiled from forum members. They are not in
> any particular order.
>
> It seems that my issue was a combination of a worn out rotor, and two spark
> plug wires that had also seen better days. Have ordered new plugs, wires,
> rotor, and distributor cap. Will arrive Thursday. Probably will pick up a
> coil and fuel pump over the winter to supplement the parts that I travel
> with.
>
> The List
>
> Pull a plug(s) and check for spark.
>
> Pull injectors and check for fuel.
>
> Swap in a new (or a spared fuel pressure regulator)
>
> Check the airflow meter. Make sure the electrical connection is secure.
>
> Make sure that the S-shaped boot from the box that connects the airflow
> meter to the throttle body is secure on both ends.
>
> Look at the big connector that goes into the fuel injection module (it was
> behind the left taillight on my '84). If the connector contacts are dirty,
> you will get the same symptoms.
>
> Check the TPS (throttle position switch) - you must hear a click as soon as
> you move the accelerator.
>
> Check all small vacuum hoses.
>
> Check the large rubber elbow from the AFM to the throttle body for any
> crack. Cracks are more obvious to the engine when the ambient temperature
> drops in the winter. You could seal the cracks with silicone sealant.
>
> Check the connector to the AFM - it may look clean but a squirt of
> electronic cleaner won't do any harm.
>
> Check the timing, the distributor cap and rotor.
>
> For testing... spray some starter fluid at the intake after the air filter.
>
> Check the coil, rotor and distributor wire(s) for resistance, as per
> Bentley 28.XX
>
> If you have (or borrow) a spare coil, put it in for testing.
>
> If you plan to put in new spark plugs, suggest NGK 1263 BP6ET, 3 prong
> plugs, no gapping needed.
>
> Check the ignition switch by doing this:
> Get a new (or a spare one), remove the connector plug under the switch on
> the steering column. Plug the new switch to the connector.Put the key in
> and turn it to full. Use a flat screwdriver in the top slot of the new
> switch and turn it on.
>
> Check the parking switch at the bottom of the gear selector. You have to
> remove the gear selector box and use a wire to bypass the switch
>
> Do these two one at a time so you can find out which one is bad.
>
> Fixed a friend's van one with the symptom "crank but no start" by replacing
> the gear selector switch.
>
> Regards,
> Mark
>
> On Mon, Nov 7, 2022, 10:15 PM Eric Caron <ericcaron96@comcast.net> wrote:
>
>> Thank you,
>>
>> A good list.
>>
>> Keep us posted.
>>
>> Eric Caron
>>
>>
>>
>> On Nov 7, 2022, at 7:23 PM, Mark Pinnell <mark.stuart.pinnell@gmail.com>
>> wrote:
>>
>> Hi Eric,
>> Here's Dan's suggestions...
>>
>> Here are things to check (some of them are already suggested by others on
>> this forum or you have already done)...
>> - check the TPS (throttle position switch) - you must hear a click as soon
>> as you move the accelerator.
>> - check all small vacuum hoses.
>> - check the large rubber elbow from the AFM to the throttle body for any
>> crack. Cracks are more obvious to the engine when the ambient temperature
>> drops in the winter. You could seal the cracks with silicone sealant.
>> - check the connector to the AFM - it may look clean but a squirt of
>> electronic cleaner won't do any harm.
>> - check the timing, the distributor cap and rotor.
>> - for testing... spray some starter fluid at the intake after the air
>> filter.
>>
>>
>> On Mon, Nov 7, 2022, 5:50 PM Eric Caron <ericcaron96@comcast.net> wrote:
>>
>>> Hi Mark,
>>>
>>> If possible can you include Dan’s suggestions in your reply? I’m storing
>>> away for future use!
>>>
>>> Eric
>>>
>>>
>>>> On Nov 7, 2022, at 4:59 PM, Mark Pinnell <mark.stuart.pinnell@GMAIL.COM>
>>> wrote:
>>>>
>>>> Thanks, Dan.
>>>> Just now going over the Bentley to put together my next round of
>>> diagnostic
>>>> checks. Coil, rotor and distributor wire(s) resistance, etc.
>>>> Thought about the starting fluid to ascertain fuel issue, but wasn't
>>> sure
>>>> if that was recommended or not. I'll add it to the list.
>>>> It may be Wednesday before it happens as I was reminded that we spend
>>>> tomorrow with our two year old granddaughter, so Pearl will have to wait
>>>> another day... No contest.
>>>> Thanks again. All suggestions are greatly appreciated.
>>>> Mark
>>>>
>>>> On Mon, Nov 7, 2022, 4:44 PM Dan N <dn92610@gmail.com> wrote:
>>>>
>>>>> hi Mark,
>>>>>
>>>>> Here are things to check (some of them are already suggested by others
>>> on
>>>>> this forum or you have already done)...
>>>>> - check the TPS (throttle position switch) - you must hear a click as
>>> soon
>>>>> as you move the accelerator.
>>>>> - check all small vacuum hoses.
>>>>> - check the large rubber elbow from the AFM to the throttle body for
>>> any
>>>>> crack. Cracks are more obvious to the engine when the ambient
>>> temperature
>>>>> drops in the winter. You could seal the cracks with silicone sealant.
>>>>> - check the connector to the AFM - it may look clean but a squirt of
>>>>> electronic cleaner won't do any harm.
>>>>> - check the timing, the distributor cap and rotor.
>>>>> - for testing... spray some starter fluid at the intake after the air
>>>>> filter.
>>>>>
>>>>>
>>>>> On Mon, Nov 7, 2022 at 1:00 PM Mark Pinnell <
>>> mark.stuart.pinnell@gmail.com>
>>>>> wrote:
>>>>>
>>>>>> Hi Dan,
>>>>>> I don't have either of those options, but if it comes down to it,
>>> then I
>>>>>> can't see any harm in buying another coil to have in my traveling
>>> arsenal
>>>>>> of spare parts. We'll see what tomorrow brings...
>>>>>> Mark
>>>>>>
>>>>>> On Mon, Nov 7, 2022, 3:55 PM Dan N <dn92610@gmail.com> wrote:
>>>>>>
>>>>>>> If you have (or borrow) a spare coil, put it in for testing.
>>>>>>>
>>>>>>> On Mon, Nov 7, 2022 at 12:46 PM Mark Pinnell <
>>>>>>> mark.stuart.pinnell@gmail.com> wrote:
>>>>>>>
>>>>>>>> Hi John,
>>>>>>>> Connections look good and the boot is secure on both ends, but no
>>> joy.
>>>>>>>> It
>>>>>>>> turns over very easily and it sure sounds like it wants to go...
>>>>>>>> Seasonal temperatures tomorrow, so I will pull that large connector
>>> and
>>>>>>>> go
>>>>>>>> through the tests in the Bentley as well as confirm spark and fuel
>>> again
>>>>>>>> (as it almost has to be one or the other). I do all of the grounds
>>> every
>>>>>>>> spring, but I'll do them again just in case. Can't hurt.
>>>>>>>> Thanks again for your suggestions. They are appreciated.
>>>>>>>> Mark
>>>>>>>>
>>>>>>>> On Mon, Nov 7, 2022, 2:22 PM John Lauterbach <
>>> john@jhl.mgacoxmail.com>
>>>>>>>> wrote:
>>>>>>>>
>>>>>>>>> Hello Mark,
>>>>>>>>>
>>>>>>>>> I had an '84 1.9L with automatic transmission, and had the same
>>>>>>>> problem a
>>>>>>>>> few times. First thing I would check is the airflow meter. Make
>>>>>>>> sure the
>>>>>>>>> electrical connection is secure. Second thing is to make sure that
>>>>>>>> the
>>>>>>>>> S-shaped boot from the box that connects the airflow meter to the
>>>>>>>> throttle
>>>>>>>>> body is secure on both ends. If those connections are good, take a
>>>>>>>> look at
>>>>>>>>> the big connector that goes into the fuel injection module (it was
>>>>>>>> behind
>>>>>>>>> the left taillight on my '84). If the connector contacts are
>>> dirty,
>>>>>>>> you
>>>>>>>>> will get the same symptoms.
>>>>>>>>>
>>>>>>>>> John
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> -----Original Message-----
>>>>>>>>> *From*: Mark Pinnell <mark.stuart.pinnell@GMAIL.COM
>>>>>>>>> <Mark%20Pinnell%20%3cmark.stuart.pinnell@GMAIL.COM%3e>>
>>>>>>>>> *Reply-To*: Mark Pinnell <mark.stuart.pinnell@GMAIL.COM
>>>>>>>>> <Mark%20Pinnell%20%3cmark.stuart.pinnell@GMAIL.COM%3e>>
>>>>>>>>> *To*: vanagon@GERRY.VANAGON.COM
>>>>>>>>> *Subject*: 1985 Vanagon 1.9l Digijet No Start
>>>>>>>>> *Date*: Mon, 7 Nov 2022 07:11:18 -0500
>>>>>>>>>
>>>>>>>>> Hi All,
>>>>>>>>> Looking for suggestions/next steps. Pearl has been running like a
>>> top
>>>>>>>> for
>>>>>>>>> 10K miles this summer, until last Tuesday...
>>>>>>>>> Fired right up as usual, but when I put her in gear (automatic
>>>>>>>>> transmission), she stalled and has not started since. Managed to
>>>>>>>> flood her
>>>>>>>>> and drain the battery in the process, but after letting her sit,
>>> and
>>>>>>>>> charging the battery, and trying to boost her over the last few
>>> days,
>>>>>>>> she
>>>>>>>>> still has me stumped. Have pulled, cleaned and gapped the plugs and
>>>>>>>> checked
>>>>>>>>> for spark (looked surprisingly good).
>>>>>>>>> Also put in a new fuel filter since I had one, and tested the
>>>>>>>> injectors and
>>>>>>>>> got the textbook cone spray.
>>>>>>>>> As she was running fine up to that point with no signs of anything
>>>>>>>> failing,
>>>>>>>>> so I am not sure what to check next.
>>>>>>>>> As I have a couple times in the past, I throw it out to the
>>> collective
>>>>>>>>> knowledge of the group to see what your thoughts are.
>>>>>>>>> At home with no trips planned, so certainly not an emergency. I
>>>>>>>> normally
>>>>>>>>> put her in storage well before the first snowfall, and would like
>>> to
>>>>>>>> solve
>>>>>>>>> this latest puzzle before doing that.
>>>>>>>>> Thanks in advance for your help,
>>>>>>>>> Mark
>>>>>>>>>
>>>>>>>>> (I sent this two days ago, then realized that it wasn't going
>>> through
>>>>>>>> to
>>>>>>>>> list members when I received no response. Thanks to Jim for getting
>>>>>>>> that
>>>>>>>>> sorted out.)
>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>
>>>
>>>
>>
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