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Model specific boards => Golf mk2 => Topic started by: mr_steve_t on 19 January 2013, 21:57

Title: MkII 8v slow to fire up
Post by: mr_steve_t on 19 January 2013, 21:57
Since the weather got cold been suffering with a slow starting GTi. It turns over fine, but can take a while to actually fire up. The odd part about it is if I turn it over in gear (either 1st or Rev) so it gets a lurch, then turn it over as normal it fires up fine, evern in sub zero. Bit wierd although it seems to work! Cold Start valve? Plugs, leads, rotor arm, dizzy cap all replaced the other year so not thinking at fault, could just be not liking cold weather....

Ideas?
Title: Re: MkII 8v slow to fire up
Post by: X4MGS on 19 January 2013, 22:25
Battery on it's way out??
Title: Re: MkII 8v slow to fire up
Post by: mr_steve_t on 19 January 2013, 22:29
nope - battery's good. the engine cranks over fine, and it'll fire up after 4 - 5 gos, so not a lack of energy. Just that it seems to take a crank over in gear (handbrake off!) to get it to start up "first" time.
Title: Re: MkII 8v slow to fire up
Post by: weazgti on 19 January 2013, 23:57
Replace your starter with a 2.0ltr mk3 one. Get one for bout 20 quid.
Title: Re: MkII 8v slow to fire up
Post by: Thom89 on 20 January 2013, 13:36
nope - battery's good. the engine cranks over fine, and it'll fire up after 4 - 5 gos, so not a lack of energy. Just that it seems to take a crank over in gear (handbrake off!) to get it to start up "first" time.

Welcome to the forum :cool:

Sounds like battery to me as well, how are you so sure its OK?

Thom
Title: Re: MkII 8v slow to fire up
Post by: mr_steve_t on 20 January 2013, 16:35
Thanks for the welcome.

Working on the basis that even in cold weather, or after a lot of short stop / start trips there is enough charge in the battery to turn the engine over (so also starter motor not an issue as turning, no?) and keep it turning over till it [eventually] fires up. OK Battery is not spanking new, so will probably replace soon. What's baking my noodle is that start up takes a few turn overs before firing, but if I do the first turn over in gear, it'll then fire up on the next turn over. So, is it battery, or fuel / mixture - what differs before / after a bit of a lurch? :undecided:
Title: Re: MkII 8v slow to fire up
Post by: X4MGS on 20 January 2013, 17:08
Have you tried starting it with the clutch pedal pushed in vs pedal out?


Could it be a flywheel/clutch issue??


But I'm just guessing as I'm not a mechanic but dosent the starter turn the flywheel?
Title: Re: MkII 8v slow to fire up
Post by: bodga on 20 January 2013, 17:34
I'm no expert on the 8v but if starting in gear makes a difference, i would be looking at all starter connections, take them all off, clean + grease, and refit, any wire basically that comes from engine bay to engine, check for good connection.

also, will it start any quicker whilst the accelerator pedal is pressed? could be a leaking injector flooding one of the cylinders :undecided:
Title: Re: MkII 8v slow to fire up
Post by: Thom89 on 20 January 2013, 18:25
Thanks for the welcome.

Working on the basis that even in cold weather, or after a lot of short stop / start trips there is enough charge in the battery to turn the engine over (so also starter motor not an issue as turning, no?) and keep it turning over till it [eventually] fires up. OK Battery is not spanking new, so will probably replace soon. What's baking my noodle is that start up takes a few turn overs before firing, but if I do the first turn over in gear, it'll then fire up on the next turn over. So, is it battery, or fuel / mixture - what differs before / after a bit of a lurch? :undecided:

My gut feeling, is that trying to start it in gear, is leaving the pistons in a position, that when you crank again, there is less compression to deal with, hence easier to start... Given that the starter seems to work OK in this scenario, would suggest that its working OK. I still think that your battery has lost its "Kick" and is down on cranking amps, and to me, is the first place to start, have it checked properly, any garage should be able to do this for you, it only takes a few seconds... If it turns out to be the battery, go for a decent brand, Hella, Bosch, Varta etc, but on all accounts, stay well away from the Halfords ones, they're crap!

Thom
Title: Re: MkII 8v slow to fire up
Post by: bodga on 20 January 2013, 18:40
I brought a battery for mine last week (Bosch from ECP) and it starts alot better now, but my problems were starting when hot, it would just try and lock up.
The old battery that was fitted to mine was a "065" the new one is an "075" that should be fitted to the 16V. maybe this is your problem.
Title: Re: MkII 8v slow to fire up
Post by: mr_steve_t on 20 January 2013, 23:55
All good info peeps, will look at the battery as it was on the horizon for change. No fear on the halfords batteries, have seen their sh!teness up close (on a mate's polo!). got a Bosch in at the mo, so has served me well thus far.
If a new batter don't help then will be back with updates.
Ta for now.
Title: Re: MkII 8v slow to fire up
Post by: JJPB8V on 31 January 2013, 22:31
Have you checked the gaping and colour of the plug's?
Sound's simple but that's just me :whistle: :grin:
Title: Re: MkII 8v slow to fire up
Post by: oakgreener on 01 February 2013, 08:34
I've had a similar problem for some time now. The starter would turn the engine over but it wouldn't fire.
Twice I left it until the next morning and it started without a problem. I too thought it was the battery so I fitted a new one but it has happened once more since. I also changed the ignition switch as I thought it may be failing intermittently at the same time. The leads, dizzy cap and rotor were changed about a year ago.
Only thing left were the plugs but as they had only done about 8K I assumed they were OK. I usually reckon to change the plugs about 12K.
I've since fitted new plugs and I couldn't believe the change it made in the driveability of the old girl. Much smoother.
The starting problem hasn't happened since, I'm hoping it's sorted.
So in this long winded way I'm saying dont necessarily rely on the plugs being OK. Good luck :smiley: