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Starting problems 325i
Posted: Sat Aug 16, 2008 12:37 pm
by Danny06
Ok my 325i has been garged this wile as doing a bit of restoring to it and charged the battery up and tryed to start it, took a wile to start then splutterd around as if getting no petrol and stoped now wont start again! what could be the problem? plenty of petrol in tank.
Had the ecu removed and refitted would that have any effect?
Re: Starting problems 325i
Posted: Sat Aug 16, 2008 12:43 pm
by danman2k
removing the ecu will force it to relearn so i think would give you problems like this. if the battery was only partly charged then that could be dead now so might need recharging. give it some throttle next time starting to put some petrol in the system and let it idle for a while.
Re: Starting problems 325i
Posted: Sat Aug 16, 2008 1:56 pm
by Brianmoooore
The ECU will probably have to relearn idle settings if it's been disconnected, but that shouldn't prevent the car from starting.
Pull out the fuel pump relay (orange one, under cover by air filter), and link across pins 30 and 87 of its base, with a short piece of wire. This should make the fuel pump run continuously, and you should be able to hear it.
Re: Starting problems 325i
Posted: Sat Aug 16, 2008 8:10 pm
by SMALLTHING
my m-tec1 has been garged . connected battery up and tried to start it, but it still wont start .theys no spark, its turn on but no start . IM PULLING MY HAIR OUT !!!! its as if no petrol getting they. wont start again! what could be the problem? plenty of petrol in tank.
Had the ecu removed and refitted.
thank for looking any help please

Re: Starting problems 325i
Posted: Sat Aug 16, 2008 8:17 pm
by danman2k
Brianmoooore wrote:The ECU will probably have to relearn idle settings if it's been disconnected, but that shouldn't prevent the car from starting.
Pull out the fuel pump relay (orange one, under cover by air filter), and link across pins 30 and 87 of its base, with a short piece of wire. This should make the fuel pump run continuously, and you should be able to hear it.
thats right, ecu removed wont prevent the car from starting but might give the cutting out/idling issues
Re: Starting problems 325i
Posted: Sat Aug 16, 2008 8:18 pm
by danman2k
SMALLTHING wrote:my m-tec1 has been garged . connected battery up and tried to start it, but it still wont start .theys no spark, its turn on but no start . IM PULLING MY HAIR OUT !!!! its as if no petrol getting they. wont start again! what could be the problem? plenty of petrol in tank.
Had the ecu removed and refitted.
thank for looking any help please

did you do what brianmoore said, you should do what he recommends as he will get you going again
Re: Starting problems 325i
Posted: Sat Aug 16, 2008 8:23 pm
by Danny06
thanx brian shall try that on monday and let you no...
Re: Starting problems 325i
Posted: Tue Aug 19, 2008 8:51 pm
by SMALLTHING
danman2k wrote:SMALLTHING wrote:my m-tec1 has been garged . connected battery up and tried to start it, but it still wont start .theys no spark, its turn on but no start . IM PULLING MY HAIR OUT !!!! its as if no petrol getting they. wont start again! what could be the problem? plenty of petrol in tank.
Had the ecu removed and refitted.
thank for looking any help please

did you do what brianmoore said, you should do what he recommends as he will get you going again
i did what brainmoore said but no joy should i be able to smell petrol or hear the fuel pump theys no buzzing from pump can the pump just give up
Re: Starting problems 325i
Posted: Tue Aug 19, 2008 9:57 pm
by Brianmoooore
SMALLTHING wrote: should i be able to smell petrol or hear the fuel pump theys no buzzing from pump can the pump just give up
With 30 and 87 linked you should be able to hear the pump running. or pumps, if the car is pre '88.
Check out fuse 11, as that sits between the relay and the pump, but if it's blown, it's probably because the pump is dud.
Re: Starting problems 325i
Posted: Tue Aug 19, 2008 11:45 pm
by SMALLTHING
Brianmoooore wrote:SMALLTHING wrote: should i be able to smell petrol or hear the fuel pump theys no buzzing from pump can the pump just give up
With 30 and 87 linked you should be able to hear the pump running. or pumps, if the car is pre '88.
Check out fuse 11, as that sits between the relay and the pump, but if it's blown, it's probably because the pump is dud.
thank brainmoore i did that !
it a e reg theys no buzzying from the pump so i think the pump is f@$% so i will be getting a new one

thank again mate !! keep up the great work thanks
Re: Starting problems 325i
Posted: Wed Aug 20, 2008 10:50 pm
by Danny06
Didn even have to do that brian, bitch started as soon as i turned the key lol..
Re: Starting problems 325i
Posted: Thu Aug 21, 2008 6:22 pm
by SMALLTHING
Re: Starting problems 325i
Posted: Tue Aug 26, 2008 9:43 pm
by SMALLTHING
Re: Starting problems 325i
Posted: Tue Aug 26, 2008 10:24 pm
by Brianmoooore
SMALLTHING wrote:it a e reg theys no buzzying from the pump so i think the pump is f@$% so i will be getting a new one
If the CPS was the problem, you didn't do the pump test correcly! Pump would buzz, whatever state the CPS was in.
Re: Starting problems 325i
Posted: Tue Aug 26, 2008 10:47 pm
by SMALLTHING
Brianmoooore wrote:SMALLTHING wrote:it a e reg theys no buzzying from the pump so i think the pump is f@$% so i will be getting a new one
If the CPS was the problem, you didn't do the pump test correcly! Pump would buzz, whatever state the CPS was in.
well i took the fuel line off and turned the key feul came out .they was no spark !!!!. ive bin driving it so it works fine thanks !

the m-tec 1 lives loving it !