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Buying a high mileage DSG 170bhp


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Result, my VCDS works with the Skoda. The check engine light was caused by a Lambda sensor being too rich. I’ve cleared the codes which were a lot (new battery replaced by previous owner) and now she’s totally fault free on VCDS. Has anybody had any experience of this Lambda sensor fault? Will see how the car goes today, off to get some LED lamps (happy days)

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If it S1 B1 then it is a pretty easy fix. I did a brief how to on here a few months back. Mine went at approx 170k.

 

sensor and socket to remove were about £70 on eBay.

 

the sensor has been fine since, no EML light 

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Hi gianthotdog, great handle by the way! Yeah it said it was S1B1, I’ve cleared the dtc’s this morning and so far no light, if it come back on I shall look on the forum for your “how to” and change it. 

 

Thank you.

 

regards Scott

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All the info is in this thread and also here
The vim is simply a firmware update for Columbus when i say simple its only simple if it doesn't bugger up a £1000 worth of Columubus.

I will look back tomorrow to see if I can find the file :cool:

Some info in this thread as well 

Edited by DEL80Y
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Hello, I’m on the hunt to see if anyone has had this odd problem.

 

today I got in the car to drive to work (42miles, all a/b roads with 6miles of duel carriageway). The temp never got above 50degc. The needle move off the stop a few times then dropped back down. Oil temp on MFD never got above 66 and I noticed the car was idleing at 1000rpm. Is this common or is it a thermostat problem. 

 

Other than that will is good, the led in the footwell and overhead lights look good as well now.

 

regards Scott

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Sounds like either the engine thermostat has gone south and failed open. The high idle is the engine trying to generate as much heat as possible to warm up the DPF. Get this seen to as soon as possible since the engine will be running constantly in warmup mode until you do which will increase fuel consumption a lot.

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Best get that diagnosis ASAP from someone not only with all the gear and some idea, but your best interests foremost. 

ie, diagnosing and repairing at no more cost than it needs be.

 

http://briskoda.net/forums/topic/445467-dsg-equipped-cars-second-thermostat 

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2nd the above about the DSG thermostat it's a really cheap fix before you go to engine thermostat which is A LOT dearer
Mines never flagged up anything on VCDS.


 

KjA4ZvBc.jpg

Edited by DEL80Y
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Hey fantastic people of Briskoda, thank you so so much for all the help and input, this really is a very very good forum. I shall look at the DSG oil cooler thermostat this weekend and go from there. 

 

Thank you again.

 

Scott

 

 

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9 hours ago, Scottandbobbie said:

Hi, does anybody know if you can put the DSG gearbox into winter mode? Or if there even is a winter mode.

 

Regards Scott


There is no winter mode on the DSG you can download the complete manual from Google play and the App store called  MyŠKODA
Also look https://www.briskoda.net/forums/topic/184326-help-driving-a-dsg-in-the-snow/

 
Edited by DEL80Y
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Cheers DEL80Y, sorry about the delay in my reply. I noticed the previous owner had snow and winter tyres on the back of the superb, changed front to rear and hey presto, it was a little slippery but I noticed a massive improvement in grip, now everything has thawed I’ve swapped them back.

 

just done the DSG in-line thermostat or regulator as Skoda call it, perfect, heats up nicely and the mpg has gone up too. £27.70 from Skoda direct. 

 

Next thing to sort is this Lambda sensor, the error B1S1 sensor signal high (too rich) has come back.

 

on a different note, interior lights are now LED and so are the puddle lights, next on the list will be the DRL’s and the fog lights.

 

still very impressed by the Superb and Yes there’s been some niggles but the odd couple of sensors are an acceptable amount of work for a car that’s now covered 220535 miles.

 

thanks to everyone again for their input it’s been a great help.

 

regards Scott.

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5 minutes ago, Scottandbobbie said:

Cheers DEL80Y, sorry about the delay in my reply. I noticed the previous owner had snow and winter tyres on the back of the superb, changed front to rear and hey presto, it was a little slippery but I noticed a massive improvement in grip, now everything has thawed I’ve swapped them back.

 

just done the DSG in-line thermostat or regulator as Skoda call it, perfect, heats up nicely and the mpg has gone up too. £27.70 from Skoda direct. 

 

Next thing to sort is this Lambda sensor, the error B1S1 sensor signal high (too rich) has come back.

 

on a different note, interior lights are now LED and so are the puddle lights, next on the list will be the DRL’s and the fog lights.

 

still very impressed by the Superb and Yes there’s been some niggles but the odd couple of sensors are an acceptable amount of work for a car that’s now covered 220535 miles.

 

thanks to everyone again for their input it’s been a great help.

 

regards Scott.

 

Do you mind me asking where you got the LEDs for the interior? It's an upgrade I'm considering for my own car at some point.

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The LED I got off amazon, they are perfectly ok for the job and fit everywhere apart from the glovebox which has a festoon type bulb. I did the footwells, boot lights (in the tailgate for an estate), puddle lamps in the mirrors (glass out and use a pair of long nose pliers to pull the waterproof grommet out) and all the overhead lights. Just be aware, when you take out the footwell lights and boot lights you have to remove the metal cover to gain access to the bulb, it’s not that easy to remove the cover, just use a tiny flat blade screw driver. The bulb is fiddly to get out and the new one back in but it can be done. Also bend the contacts for the bulb holder to heather a bit more for the LED bulb to catch it. You will need 13 bulbs in total (missing out the glovebox). It makes a big difference to the look of the car at night.

6D7266B7-DADA-4A2A-B2CC-42C3895F7FE2.png

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  • 4 weeks later...

Hello people of Briskoda. So I’ve had my first problem with the Superb. I’m fairly sure I know what the issue is but would be greatly appreciative for an addition input. 

 

So, three days ago, driving home from work, noticed the dsg (I was driving in D) was holding onto 3rd gear, sometimes changing at 4000rpm! Since then the problem has gotten worse, 3rd,4th,5th all holding until 4000rpm. If I use the manual option it changes fine but as soon as I revert to D it changes down one gear, ie manual 6 down to D5 etc. The abs, esp and tyre monitoring system warning lights have come up twice. Investigation shows a intermittent mechanical failure on the rear left abs sensor (G46). 

 

So to the bit that I need assistance with. Am I right in thinking the dsg looks at the abs sensor data to work out how fast the car is traveling and to work out what gear to be in? Also has anyone had this problem before and did the abs sensor sort the problem. I’ve checked the history and the dsg oil was changed 11350 miles ago and looking online, I’ve not got any symptoms of Mechatronic failure (PRNDS flashing, sticking in 3rd, no reverse etc). 

 

Any help on this issue would be greatly appreciated. Apart from this issue the car has been great, economical and comfortable, also nobody believes me when I say how many miles it’s covered.

 

regards Scottandbobbie

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I know there is a DSG reset sequence thats worth trying.....

 

a. put key in ignition and turn key to the position just before cranking
b. hold down the accelerator for 10s
c. let go of accelerator and turn key back to Off before turning it back to the position before cranking

 

Others will be along shortly to confirm, I hope.

 

If that doesnt work you may need to plug in and get fault codes ;o( 

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22 hours ago, Scottandbobbie said:

Hello people of Briskoda. So I’ve had my first problem with the Superb. I’m fairly sure I know what the issue is but would be greatly appreciative for an addition input. 

 

So, three days ago, driving home from work, noticed the dsg (I was driving in D) was holding onto 3rd gear, sometimes changing at 4000rpm! Since then the problem has gotten worse, 3rd,4th,5th all holding until 4000rpm. If I use the manual option it changes fine but as soon as I revert to D it changes down one gear, ie manual 6 down to D5 etc. The abs, esp and tyre monitoring system warning lights have come up twice. Investigation shows a intermittent mechanical failure on the rear left abs sensor (G46). 

 

So to the bit that I need assistance with. Am I right in thinking the dsg looks at the abs sensor data to work out how fast the car is traveling and to work out what gear to be in? Also has anyone had this problem before and did the abs sensor sort the problem. I’ve checked the history and the dsg oil was changed 11350 miles ago and looking online, I’ve not got any symptoms of Mechatronic failure (PRNDS flashing, sticking in 3rd, no reverse etc). 

 

Any help on this issue would be greatly appreciated. Apart from this issue the car has been great, economical and comfortable, also nobody believes me when I say how many miles it’s covered.

 

regards Scottandbobbie

I'd have a diagnostic scan carried out to confirm the sensor issue. The diagnostics should also shed light on what the DSG controller is seeing and whether it has encountered a fault condition as well.

 

If the sensor is faulty it could certainly cause the ABS and ESP warnings you're seeing, and it's possible that the DSG could act up too in that situation. If the sensor is faulty, the ABS and ESP systems will be shut down as they can't function correctly without accurate data from all four wheels, so repairing the sensor problem is essential in any case.

 

It also could be something simple in the wheel speed sensor: I once had a problem on a previous car after my mechanic had changed a CV joint where a metal fragment stuck onto the end of the sensor (it's magnetic) which interfered with its ability to detect the teeth on the ring. Once I popped it out and cleaned it, the fault was gone.

Edited by chimaera
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10 hours ago, williamshatnerspants said:

I know there is a DSG reset sequence thats worth trying.....

 

a. put key in ignition and turn key to the position just before cranking
b. hold down the accelerator for 10s
c. let go of accelerator and turn key back to Off before turning it back to the position before cranking

 

Others will be along shortly to confirm, I hope.

 

If that doesnt work you may need to plug in and get fault codes ;o( 

The DSG reset makes the controller relearn where the engagement points for the clutches and gear change mechanisms are: I'm not sure it will solve the problem the OP describes. It's worth doing periodically in any case, particularly to compensate for clutch wear.

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