Cold start problem

Technical questions and answers about the Mazda Bongo

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Mark Norton
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Joined: Tue Feb 02, 2010 9:04 pm

Cold start problem

Post by Mark Norton » Thu Feb 07, 2013 4:31 pm

Hi, I've had the Bongo for 3 years, no problems with starting except on cold winter days when it has rough idle and smokes like a train. Once warm or in the summer no starting problems.

So, it has new glow plugs and glow plug relay.

The glow pugs glow red when earthed against the engine block and the ignition is turned on.

The battery is only 2 years old and gives no trouble.

Tried all the various methods of starting, waiting for the click after the light goes out etc.

Seems as if the glow plugs are switching off too soon.

Any ideas appreciated
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Northern Bongolow
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Re: Cold start problem

Post by Northern Bongolow » Thu Feb 07, 2013 7:46 pm

have a look at this thread. the last posting by me may help if you read the links posted.
http://igmaynard.co.uk/bongo/forum/view ... 04#p583004
Mark Norton
Bongonaut
Posts: 88
Joined: Tue Feb 02, 2010 9:04 pm

Re: Cold start problem

Post by Mark Norton » Fri Feb 08, 2013 4:42 pm

Many thanks for the tips and after checking all the info I have done some investigating. Everything is now in order.

Due to the clouds of white un-burnt diesel I am thinking it may be a fuel pump fault on the return side, which rectifies itself when warm.
M 80NGO
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Re: Cold start problem

Post by M 80NGO » Fri Feb 08, 2013 11:30 pm

Pm'd ya fella, sounds weird but do a search on here for Barack obama ad I think your having the same problem I had with a baldly adjusted cold start idle, its a 10 min job to adjust it down.
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Northern Bongolow
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Posts: 7722
Joined: Mon Mar 15, 2010 11:33 pm
Location: AKA Vanessa

Re: Cold start problem

Post by Northern Bongolow » Fri Feb 08, 2013 11:48 pm

one of the links i posted M 8ONGO was your very valuable one, so he has possibly already found and read it. :wink:
M 80NGO
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Posts: 1913
Joined: Wed Sep 01, 2010 9:24 pm
Location: Usually in My own wibbly wobbly lill world ! Otherwise Huntingdon.

Re: Cold start problem

Post by M 80NGO » Sat Feb 09, 2013 9:16 am

Yup I knew you'd come in handy one day NB just didn't know what for :lol:
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