Car question - engine management warnings

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Brandane

Legendary Member
Location
Costa Clyde
[QUOTE 1809302, member: 45"]I was out in the car yesterday and it won't go over 4000 revs. I'm assuming that it's in some kind of safe mode because of the warning light? Without going to the garage can I pin this down to one or two possibilities, or could it be anything?[/quote]

I am not a mechanic, but I think you are correct re the safe mode. Unless you know of someone with the correct diagnostic equipment, then I think they have you by the short and curlies with regards to a visit to the Skoda franchise. Which is one of the reasons why they came up with these systems in the first place, more cash for them! :sad:
 

Oxo

Guru
Location
Cumbria
I have a Golf - Skoda by another name - and had a similar problem. Did some research on Google and and it was a known fault with quotes of up to £900 or so to repair. Went to local VW agent and because the car had a full service history they repaired, without any hassle, it free of charge.
 

fossyant

Ride It Like You Stole It!
Location
South Manchester
Might be worth getting the codes looked at. Check an owners forum. If it's a diesel deffo get it checked.

My 10 year old Nissan throws the Engine Management light every so often. Only ever does is on dual carriageways/motorways at about 50-60 mph when cruising, or foot off the gas - weird. It runs fine, starts first time. I do have the reset procedure - Nissan kindly built in all sorts of re-set procedures into the software, which means you can tell the ECU to re-scan and reset certain systems without the specialist Nissan software - just a few presses of this and that etc.. Takes less than a minute to reset the Engine Management Light, switch on, wait 3 seconds, press the accellerator fast 5 times, wait 10 seconds, hold accellerator down for 12 seconds, release wait 10 seconds, down again for last 10 seconds then re-start - all clear.

I can only suspect an over sensitive sensor - there are 4 on the exhaust on the 1.8 petrol as this was one of the best selling variants, and it was the engine that Nissan used to keep the emission levels down so that the whole 'range' of cars came within the agreed levels.
 
One day I'm going to build that kit car with the big V8 I've always longed for. It's gonna have an ignition switch and carburettors.
Stuff all this computer nonsense. More trouble than they're worth.
 

Cletus Van Damme

Previously known as Cheesney Hawks
I have a Ford Focus diesel that the engine management light has came on several times. The first time I took it to Ford and they could not find anything and had to re-flash the erom or something to get it off for £70. It came on again so I bought a cheap OBD2 reader off a well known auction site. This allowed me to read the codes and reset the engine management light. I do not know if your car is OBD2 although it probably is. Maybe worth a punt as they are cheap before you take it to a main stealer to have an idea of what the problem is, or if you know a decent independent garage they will probably be able to read the codes too in more depth. Mine is this one and it works well, it states it's for VAG cars but I think they are pretty much a standard format.

http://www.ebay.co.uk/itm/VW-Audi-V...iagnostic_Tools_Equipment&hash=item2a1b5fc2f5
 

slowmotion

Quite dreadful
Location
lost somewhere
I rented a hire car abroad last summer. Within two hours a warning light was flashing. I phoned the hire company....."Oh just ignore it. 99% of the time it's just a faulty sensor". We used it for two weeks and it ran perfectly. The warning light got a bit annoying though.
 

Maz

Guru
Engine management light is permanently on in my avensis...it's deffo the O2 sensor...4 of them on the exhaust, but which one(s) are faulty is anyone's guess. Even the diagnostic tool wont tell me which one.
 
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