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Model specific boards => Golf mk4 => Topic started by: dub268 on 06 February 2011, 23:58

Title: Another day another problem!!
Post by: dub268 on 06 February 2011, 23:58
Last couple days the car has been cutting out when driving  :shocked: i lose steering and braking and get battery light show up on dash. Now i do 1 of 2 things coast to a stop and restart car or drop it into 2nd and bump start and everything is fine again until next time it happens, checked vagcom no engine faults, all pipes/ leads are fine.
Any one with any ideas what this could be?
Cheers Michael
Title: Re: Another day another problem!!
Post by: vwfiend on 07 February 2011, 00:00
Alternator packing up mate?
Title: Re: Another day another problem!!
Post by: dub268 on 07 February 2011, 00:14
forgot to say just before it cuts out i get hesitation when trying to accelerate, it wont rev past 1.5k in gear but take it out of gear and it will rev all the way to redline!

vwfriend ill test alternator in the morning
Title: Re: Another day another problem!!
Post by: Khare on 07 February 2011, 00:20
Sounds like the coil!

When in gear the engine has to work harder to push the car forward, hence the misfire.

I had the same misfiring when accelerating or at high RPMs. Eventually coil packed up and it wouldn't fire up again.
Title: Re: Another day another problem!!
Post by: MaXXeH on 07 February 2011, 00:26
i have had this prob also when my battery was on its last legs.


Test it with a muilty meter and make sure it is getting the correct charge when running.
Title: Re: Another day another problem!!
Post by: spetzdude on 07 February 2011, 07:29
Does sound like a coil.........
Title: Re: Another day another problem!!
Post by: alexd on 07 February 2011, 08:06
Had this it was my MAF
Title: Re: Another day another problem!!
Post by: dub268 on 07 February 2011, 13:25
just happen again so called into my mates whos got vagcom aswell and this is what his showed up

Address 01: Engine
   Controller: 06A 906 018 CG
   Component: 1.8L R4/5VT MOTR HS D02
   Coding: 04000
   Shop #: WSC 00028
2 Faults Found:
16500 - Engine Coolant Temp. Sensor (G62): Implausible Signal
            P0116 - 35-10 - - - Intermittent
00544 - Maximum Boost Pressure Exceeded
            35-10 - - - Intermittent
Readiness: N/A
would this be the cause of engine cutting out?
Title: Re: Another day another problem!!
Post by: houston on 07 February 2011, 16:44
temp sensor could be causing overfuelling (full choke) so maybe thats your misfire?

has your mate wiped them so you can retest and be sure there not old codes?

how longs it been since its had a service?

my first thought was maf, if it was alternator then it wouldnt have restarted, if it was bettery then thered be more signs of it dying
Title: Re: Another day another problem!!
Post by: dub268 on 07 February 2011, 19:32
Yeah we've wiped codes so will see over the next few days if they come back, temp is old code that I know about but boost is a new one,  service is due 1700 miles.
Title: Re: Another day another problem!!
Post by: dub268 on 04 March 2011, 13:14
Stilling having problems with car stalling when driving, so hooked it up to vagcom again last night and found

Address 01: Engine
   Controller: 06A 906 018 CG
   Component: 1.8L R4/5VT MOTR HS D02
   Coding: 04000
   Shop #: WSC 00028
2 Faults Found:
16500 - Engine Coolant Temp. Sensor (G62): Implausible Signal
            P0116 - 35-10 - - - Intermittent
00544 - Maximum Boost Pressure Exceeded
            35-10 - - - Intermittent
Readiness: N/A

which is the same as last time, so ive done a little search around the net and found that 00544 is linked to a fault n75, would the n75 cause the engine to stall? :shocked:
If it is n75 which one is best to replace mine, as ive read J & H valves seam to be upgrade valves and c is stock replacement and where's the best place to get one from?
Title: Re: Another day another problem!!
Post by: Wayne on 04 March 2011, 13:50
I would replace the temp sender as a first step.
Title: Re: Another day another problem!!
Post by: dub268 on 04 March 2011, 15:57
I'll try get one over the weekend see what happens.
Title: Re: Another day another problem!!
Post by: houston on 04 March 2011, 20:29
Could still be the maf too, have you tried unplugging it?
Title: Re: Another day another problem!!
Post by: dub268 on 18 March 2011, 22:56
Well after a week or so of car behaving its started to play up again, so out comes vag-com and know it seams another problem has appeared

-------------------------------------------------------------------------------
Address 01: Engine
   Controller: 06A 906 018 CG
   Component: 1.8L R4/5VT MOTR HS D02
   Coding: 04000
   Shop #: WSC 00028
2 Faults Found:
16518 - Oxygen (Lambda) Sensor B1 S1: No Activity
            P0134 - 35-10 - - - Intermittent
00544 - Maximum Boost Pressure Exceeded
            35-10 - - - Intermittent
Readiness: N/A

No im guess that is the lambda spitting it's dummy  :angry: and stalling the engine, any idea how much new sensor is and best place to get on from and is it easy enough to replace?
Title: Re: Another day another problem!!
Post by: houston on 18 March 2011, 23:57
can get universal ones for about 20 quid from a motor factors, there easy to change if it comes out ok, but most of the time they can be a pig, best off just hammering a socket over the old sensor so you have more of a grip to take it off, wd40 it the night before your gonna work on it