mazda626uk : Message: Re: mis firing under load

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mis firing under load - checking ignition leads

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Message #2571 of 2693 |

Re: mis firing under load - checking ignition leads

You can't really check the leads.. but as a rule, they start to breakdown from
around 60K miles...

I would start by checking the plugs first, and change if they have a fair few
miles on them... depending on mileage, change the leads.

John

Tue May 26, 2009 8:30 pm

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"John" <einst@...>

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Message #2571 of 2693 |

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Hi My mazda 626, 1998 (newer shape), 2.0 litre. The car starts ok and idles and runs ok. However, when acclerating or when there is a load on the engine (ie...	sbetts992003	May 26, 2009 7:19 pm
You can't really check the leads.. but as a rule, they start to breakdown from around 60K miles... I would start by checking the plugs first, and change if...	John compyshop	May 26, 2009 8:31 pm
Thanks Mileage is 100k, so plugs should theoretically have another 8k of life left. I'd prefer not to spend any money on it, unless it's really, really...	sbetts992003	May 27, 2009 9:46 am
You still need to check the plugs.. mainly for the condition, but the colour will give an idea how it's running.. give em a clean, and check the gap.. usually...	John compyshop	May 27, 2009 2:18 pm
Ok thanks, will do these. Thought I'd do the fuel filter first, as it has never been changed, and I alredy have it. In one of your previous posts you said " it...	sbetts992003	Jun 16, 2009 4:27 pm
It is slightly different with your model, but the result is the same.. Lift the rear seat cushion, and remove the service hole cover. Disconnect the fuel pump...	John compyshop	Jun 16, 2009 6:24 pm
ok thanks (you make this a great forum) - easy when you know how :) Have removed the fuel pipe at the top of the fuel filter. Can't seem to figure out how to...	sbetts992003	Jun 16, 2009 6:53 pm
The service manual only states the following:- release the fuel pressure disconnect the battery Remove the air cleaner disconnect the fuel hoses remove the nut...	John compyshop	Jun 16, 2009 7:29 pm

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