[DeTomaso] Difficulty starting the Pantera...

B Hower b.hower3400 at yahoo.com
Thu Aug 20 20:06:10 EDT 2020


I like my Unilite .. have friends with two MSD units so they can plug in the spare when the one they are using fails..

Bud #3400 ( Drive it like there is no tomorrow -- for there may not be ! ) 

    On Thursday, August 20, 2020, 7:00:53 PM CDT, Larry Stock <larrys at panteraparts.com> wrote:  
 
 The Mallory Unilite ignition was better than most unless it's the one with the ignition module built into the distributor. That one is a dud in Pantera's

Larry


On 8/20/20, 4:32 PM, "DeTomaso on behalf of Mike Drew via DeTomaso" <detomaso-bounces at server.detomasolist.com on behalf of detomaso at server.detomasolist.com> wrote:

    Garth,

    Ugh. Unilite.  

    The stock wiring scheme sends the full 12v to the coil during the starting circuit and then drops down to 9v or so from the run circuit. Is it possible yours is getting only 9v all the time?

    Personally I wouldn’t spend much time or effort diagnosing an ignition problem with a Unilite installed. A Unilite IS an ignition problem IMHO.....

    Mike (had a Unilite on my Pantera when I first bought it and frequently had starting problems....)

    Sent from my iPad

    > On Aug 20, 2020, at 15:52, Garth Rodericks via DeTomaso <detomaso at server.detomasolist.com> wrote:
    > 
    >   Sending this to the brain-trust for some collective wisdom on where and
    >  what to check first before I drop $100 on a new battery...
    >  The Problem:
    >  The engine will crank and crank and crank, but it won't light/fire.
    >  Only when I release the key from the 'start' position after 10-20
    >  seconds of cranking, it sounds like it just tries to light for a
    >  seconds, but doesn't catch.
    >  The battery is an Optima Red top, but I'm not sure how old it is. Date
    >  code is 6033, which most likely means 2/2/2016.  I don't remember
    >  replacing the battery only 4 years ago, but I must have.
    >  Battery voltage before cranking = 12.4v to 12.55v
    >  I believe voltage in the 12.0-12.4v range means it's low.  It also
    >  doesn't seem to hold a charge long, so I expect it's sulfated.
    >  If I add my little portable battery booster ($60 from Costo), it will
    >  usually start.
    >  The engine doesn't crank any faster, but the engine fires this time.
    >  I was thinking I might need a new battery, but wanted to see if there's
    >  something else I should check first before dropping $100 on a battery.
    >  The ignition is a Pantera Electronics Electronic Ignition System (EIS)
    >  with a Mallory Unilite distributor (with a newer module).
    >  Thanks!
    >  Garth
    >  #4033
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-------------- next part --------------
   I like my Unilite .. have friends with two MSD units so they can plug
   in the spare when the one they are using fails..
   Bud #3400 ( Drive it like there is no tomorrow -- for there may not be
   ! )

   On Thursday, August 20, 2020, 7:00:53 PM CDT, Larry Stock
   <larrys at panteraparts.com> wrote:
   The Mallory Unilite ignition was better than most unless it's the one
   with the ignition module built into the distributor. That one is a dud
   in Pantera's
   Larry
   i>>?On 8/20/20, 4:32 PM, "DeTomaso on behalf of Mike Drew via DeTomaso"
   <[1]detomaso-bounces at server.detomasolist.com on behalf of
   [2]detomaso at server.detomasolist.com> wrote:
       Garth,
       Ugh. Unilite.
       The stock wiring scheme sends the full 12v to the coil during the
   starting circuit and then drops down to 9v or so from the run circuit.
   Is it possible yours is getting only 9v all the time?
       Personally I wouldnat spend much time or effort diagnosing an
   ignition problem with a Unilite installed. A Unilite IS an ignition
   problem IMHO.....
       Mike (had a Unilite on my Pantera when I first bought it and
   frequently had starting problems....)
       Sent from my iPad
       > On Aug 20, 2020, at 15:52, Garth Rodericks via DeTomaso
   <[3]detomaso at server.detomasolist.com> wrote:
       >
       > i>>?  Sending this to the brain-trust for some collective wisdom
   on where and
       >  what to check first before I drop $100 on a new battery...
       >  The Problem:
       >  The engine will crank and crank and crank, but it won't
   light/fire.
       >  Only when I release the key from the 'start' position after
   10-20
       >  seconds of cranking, it sounds like it just tries to light for a
       >  seconds, but doesn't catch.
       >  The battery is an Optima Red top, but I'm not sure how old it
   is. Date
       >  code is 6033, which most likely means 2/2/2016.  I don't
   remember
       >  replacing the battery only 4 years ago, but I must have.
       >  Battery voltage before cranking = 12.4v to 12.55v
       >  I believe voltage in the 12.0-12.4v range means it's low.  It
   also
       >  doesn't seem to hold a charge long, so I expect it's sulfated.
       >  If I add my little portable battery booster ($60 from Costo), it
   will
       >  usually start.
       >  The engine doesn't crank any faster, but the engine fires this
   time.
       >  I was thinking I might need a new battery, but wanted to see if
   there's
       >  something else I should check first before dropping $100 on a
   battery.
       >  The ignition is a Pantera Electronics Electronic Ignition System
   (EIS)
       >  with a Mallory Unilite distributor (with a newer module).
       >  Thanks!
       >  Garth
       >  #4033
       > _______________________________________________
       >
       >
       > Detomaso Email List is not managed by POCA
       > Posted emails must not exceed 1.5 Megabytes
       > DeTomaso mailing list
       > [4]DeTomaso at server.detomasolist.com
       > [5]http://server.detomasolist.com/mailman/listinfo/detomaso
       >
       > To manage your subscription (change email address, unsubscribe,
   etc.) use the links above.
       >
       > Members who post to this list grant license to the list to
   forward any message posted here to all past, current, or future members
   of the list. They also grant the list owner permission to maintain an
   archive or approve the archiving of list messages.
       _______________________________________________
       Detomaso Email List is not managed by POCA
       Posted emails must not exceed 1.5 Megabytes
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   _______________________________________________
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