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Search: Posts Made By: MatthewH
Forum: D3 - Fuel and Exhausts 12th April 2018, 09:28 PM
Replies: 19
Views: 2,324
Posted By MatthewH
The pre-cat O2 sensors on the BFM engine are...

The pre-cat O2 sensors on the BFM engine are 5-wire widebands if this is still relevant, I did mine last year. They were around 40 each (Bosch) shipped from USA, much cheaper than over here.

I...
Forum: D3 - Engine Bay 4th April 2018, 05:29 PM
Replies: 2
Views: 421
Posted By MatthewH
It can be done from above without removing the...

It can be done from above without removing the front end.

See this video:
https://www.youtube.com/watch?v=bhdwF8hijzk

The part number of the belt is 077903137AE. You should be able to find one...
Forum: D3 - Axles, Brakes, Suspension and Steering 30th March 2018, 07:23 PM
Replies: 17
Views: 1,662
Posted By MatthewH
Did you ever get around to testing an A6 EPB...

Did you ever get around to testing an A6 EPB module before diagnosing the wiring fault? A lot of A6 parts (4F0 part numbers) seem to be interchangable with A8 ones. I think this would be more likely...
Forum: D3 - Interior Electrics 30th March 2018, 01:00 PM
Replies: 8
Views: 841
Posted By MatthewH
Just purchased one from ECP for 1.50 - all...

Just purchased one from ECP for 1.50 - all fitted and working again now :)
Forum: D3 - Interior Electrics 30th March 2018, 12:00 PM
Replies: 8
Views: 841
Posted By MatthewH
I've found them - they're called "Maxi slow-blow"...

I've found them - they're called "Maxi slow-blow" fuses for future reference. I've not come across these before. The "slow-blow" aspect of the fuse must be the cause of my melted wiring!
Forum: D3 - Interior Electrics 30th March 2018, 11:50 AM
Replies: 8
Views: 841
Posted By MatthewH
Thanks, I checked the PDF but it contained the...

Thanks, I checked the PDF but it contained the same information as the previous one I was referencing.

I have just checked under the passenger carpet and you were both correct - it's there near...
Forum: IT, AV and other Tech 28th March 2018, 10:56 PM
Replies: 950
Views: 47,943
Posted By MatthewH
I've been mining Electroneum since December. CPU...

I've been mining Electroneum since December. CPU mining on some dual Xeon E5 servers I built, the total hashrate is around 2000 H/s. I chose CPU mining as these servers could be repurposed if I...
Forum: D3 - Interior Trims 27th March 2018, 08:11 PM
Replies: 28
Views: 5,615
Posted By MatthewH
I fitted these to a spare set of door cards last...

I fitted these to a spare set of door cards last year - I've not got around to fitting them in my car yet!

They are slightly wider than the original switches which causes them to rub when moving...
Forum: D3 - Everything Else 27th March 2018, 07:58 PM
Replies: 128
Views: 12,229
Posted By MatthewH
I have recently shopped around for parts for the...

I have recently shopped around for parts for the cambelt replacement on my 4.2L - I think the total cost was between 200 and 250 for everything including water pump, thermostat, tensioners, and...
Forum: D3 - Interior Electrics 27th March 2018, 06:13 PM
Replies: 8
Views: 841
Posted By MatthewH
Thanks. I've had a further look this afternoon...

Thanks. I've had a further look this afternoon and I don't think the fuse box I mentioned in the first post is the one I want either now. It turns out the diagram I was looking at was for LHD cars....
Forum: D3 - Interior Electrics 26th March 2018, 10:05 PM
Replies: 8
Views: 841
Posted By MatthewH
Fuse Box Location

Hi, I'm struggling to find the fuse for my blower motor.

From my research, it can be in one of two places depending on the model year.

The first location is in the fuse box next to the driver's...
Forum: D3 - Interior Electrics 14th March 2018, 05:48 PM
Replies: 5
Views: 761
Posted By MatthewH
Yes, I think it's definitely related to the water...

Yes, I think it's definitely related to the water ingress from last year. I'm surprised the fuse didn't blow before the plug melted though.

Hopefully my original fan motor still works - I will try...
Forum: D3 - Interior Electrics 14th March 2018, 01:05 PM
Replies: 5
Views: 761
Posted By MatthewH
I purchased a fan and resistor a couple of weeks...

I purchased a fan and resistor a couple of weeks ago and have just got around to replacing them.

The resistor input plug has melted and exposed the wiring - this would have been the source of the...
Forum: D3 - Interior Electrics 11th February 2018, 11:40 AM
Replies: 5
Views: 761
Posted By MatthewH
Strong burning smell in interior and no fans

Hi,

I got into my car a couple of days ago and there was a strong plastic/electrical burning smell. I noticed it as soon as I opened the door. This was the first time I'd used the car on that day...
Forum: D3 - Axles, Brakes, Suspension and Steering 21st April 2017, 07:09 PM
Replies: 5
Views: 405
Posted By MatthewH
Yes, that was discs and pads for all 4 wheels :) ...

Yes, that was discs and pads for all 4 wheels :)

They were all purchased from eBay. I searched for the part numbers I needed from various brands (from the list in the original post) to see what...
Forum: D3 - Axles, Brakes, Suspension and Steering 21st April 2017, 07:03 PM
Replies: 6
Views: 366
Posted By MatthewH
Hi, The brake fluid will slowly drip out when...

Hi,
The brake fluid will slowly drip out when the caliper is removed but nothing major. You could probably clamp the hose to prevent it from leaking out. I had a spare caliper I connected to keep it...
Forum: D3 - Interior Trims 14th February 2017, 06:52 PM
Replies: 11
Views: 1,257
Posted By MatthewH
I removed the panel again and flipped the lens...

I removed the panel again and flipped the lens around. It fits both ways and now appears to clear the brake pedal. Thanks.
Forum: D3 - Interior Trims 11th February 2017, 07:47 PM
Replies: 11
Views: 1,257
Posted By MatthewH
Thanks, I have just taken the panel off again....

Thanks, I have just taken the panel off again. The bottom torx screw was missing and was not fitted to the original panel either.

I tried to swap one of the top screws onto the bottom but I've...
Forum: D3 - Axles, Brakes, Suspension and Steering 11th February 2017, 07:33 PM
Replies: 6
Views: 366
Posted By MatthewH
I see you have ceramic brakes (assuming you're...

I see you have ceramic brakes (assuming you're taking about the S8 in your signature) - make sure you have the same rear caliper setup as those of us with standard brakes before ordering the seals!...
Forum: D3 - Interior Trims 9th February 2017, 01:18 PM
Replies: 11
Views: 1,257
Posted By MatthewH
Is the black part above the pedals secure on...

Is the black part above the pedals secure on yours? The panel under the steering wheel with the pocket all feels very secure, it's only the plastic part below that feels loose. I can push the...
Forum: D3 - Axles, Brakes, Suspension and Steering 8th February 2017, 03:38 PM
Replies: 6
Views: 366
Posted By MatthewH
Guide: Rear Brake Caliper Piston Rebuild

Rear Brake Caliper Piston Rebuild

As I've mentioned before, I've been having some trouble with my rear brakes seizing. The sliding pins were fine, it turned out to be a sticking piston.
...
Forum: D3 - Interior Trims 8th February 2017, 02:02 PM
Replies: 11
Views: 1,257
Posted By MatthewH
Yes, that was me! :) I replaced the panel...

Yes, that was me! :)

I replaced the panel under the steering wheel a couple of weeks back as the pocket was broken on my old one. The old one was also not secured to anything underneath, only the...
Forum: D3 - Interior Trims 8th February 2017, 11:17 AM
Replies: 11
Views: 1,257
Posted By MatthewH
Photo of the area that catches on the pedal...

Photo of the area that catches on the pedal attached.
Forum: D3 - Interior Trims 7th February 2017, 08:17 PM
Replies: 11
Views: 1,257
Posted By MatthewH
Driver Footwell

Hi,

I've been having some issues with my brake lights staying on. I recently replaced my brake light switch with the revised part as my old one was sticking. This improved things but didn't fully...
Forum: A8 / S8 Generic Posts 27th January 2017, 10:15 AM
Replies: 2
Views: 2,963
Posted By MatthewH
The "Kessy" (immobiliser) module lies underneath...

The "Kessy" (immobiliser) module lies underneath the front passenger seat. It's fairly common for these to become water damaged when the drains get clogged and water enters the car.

Sometimes the...
Forum: D3 - Common Faults 23rd January 2017, 06:42 PM
Replies: 63
Views: 3,929
Posted By MatthewH
Hi Peter, Yes, that's something I have also...

Hi Peter,

Yes, that's something I have also noticed (starts first time with jump starts), although I wasn't sure if it was just a coincidence.

I think my battery may also be at fault. It's only...
Forum: D3 - Engine Bay 22nd January 2017, 08:46 PM
Replies: 70
Views: 1,746
Posted By MatthewH
The phase position always seems to stay the same...

The phase position always seems to stay the same regardless of RPM, when not moving at least. I've not testing while driving but I'll record a log tomorrow.

Back on post #36 on this thread I...
Forum: D3 - Engine Bay 22nd January 2017, 05:44 PM
Replies: 70
Views: 1,746
Posted By MatthewH
Photos of all cam-timing related values attached....

Photos of all cam-timing related values attached.

Photo #1 is idle
Photo #2 is ~2000 RPM
Photo #3 is ~3000 RPM

I think the "phase position" values relate to the hydraulic camshaft adjusters...
Forum: D3 - Engine Bay 22nd January 2017, 01:04 PM
Replies: 70
Views: 1,746
Posted By MatthewH
Thanks Lee. Yes, I thought it may have been a...

Thanks Lee. Yes, I thought it may have been a problem that occurs under load only - I just thought bad cam timing would cause rough idle (and bad emissions) so I was hoping that was not the case!...
Forum: D3 - Axles, Brakes, Suspension and Steering 22nd January 2017, 11:00 AM
Replies: 15
Views: 658
Posted By MatthewH
I would recommend the DIY repair option. When I...

I would recommend the DIY repair option. When I bought the car, the suspension wouldn't raise at all. I removed the compressor and replaced the piston ring and it's been fine since.

The job only...
Forum: D3 - Engine Bay 21st January 2017, 01:10 PM
Replies: 70
Views: 1,746
Posted By MatthewH
Update: I rebuilt the rear brake calipers...

Update:

I rebuilt the rear brake calipers last weekend as they were seizing as mentioned earlier in the thread. Both calipers are now moving freely. This made a slight improvement to MPG as...
Forum: D3 - Common Faults 19th January 2017, 06:04 PM
Replies: 63
Views: 3,929
Posted By MatthewH
Thanks Peter. I have purchased a replacement...

Thanks Peter. I have purchased a replacement relay for 6.50 including delivery (aftermarket German-made replacement).

Since cleaning the pins on my relay earlier in the week, I've not had the...
Forum: D3 - Common Faults 17th January 2017, 09:04 PM
Replies: 63
Views: 3,929
Posted By MatthewH
I did this yesterday. I've been having some...

I did this yesterday. I've been having some similar problems with my 4.2L petrol. Some mornings it takes a few minutes to start the car, turning the key just causes a single click in the engine bay....
Forum: D3 - Axles, Brakes, Suspension and Steering 12th January 2017, 09:17 PM
Replies: 9
Views: 333
Posted By MatthewH
Just finished rebuilding my original caliper. I...

Just finished rebuilding my original caliper. I cleaned up the piston, and replaced the main seal and piston dust boot. It's now moving freely as it should. I'll be rebuilding the caliper on the...
Forum: D3 - Axles, Brakes, Suspension and Steering 8th January 2017, 05:09 PM
Replies: 9
Views: 333
Posted By MatthewH
Piston is still seized unfortunately. I put the...

Piston is still seized unfortunately. I put the wheel back on and drove down the street and back. The caliper was smoking and it didn't feel right to drive.

The sliding pins were moving freely...
Forum: D3 - Axles, Brakes, Suspension and Steering 7th January 2017, 07:47 PM
Replies: 9
Views: 333
Posted By MatthewH
Thanks Lee, hopefully that's all it is. I'll put...

Thanks Lee, hopefully that's all it is. I'll put the wheel back on tomorrow and give it a try.
Forum: D3 - Axles, Brakes, Suspension and Steering 7th January 2017, 04:57 PM
Replies: 9
Views: 333
Posted By MatthewH
I've just finished fitting the replacement...

I've just finished fitting the replacement caliper, pads and discs to my car. A fairly easy job overall, most of the time was spent cleaning up the replacement caliper.

I've cycled the handbrake a...
Forum: D3 - Interior Electrics 6th January 2017, 08:22 PM
Replies: 6
Views: 235
Posted By MatthewH
It's been done a couple of times yes, but parts...

It's been done a couple of times yes, but parts cost alone would be 1k+ (that's with 2nd hand parts!). Lots of modules/wiring need replacing and it's a lot of labour from what I've read. Overall...
Forum: D3 - Interior Electrics 6th January 2017, 05:46 PM
Replies: 6
Views: 235
Posted By MatthewH
To check the MMI software version, go to Radio,...

To check the MMI software version, go to Radio, press "Setup", "Settings" (up-right arrow), "Version". Latest MMI 2G version is 5570.

To check your maps, eject the DVD in the boot and check the...
Forum: D3 - Axles, Brakes, Suspension and Steering 6th January 2017, 05:37 PM
Replies: 9
Views: 333
Posted By MatthewH
For future reference, once the motor has been...

For future reference, once the motor has been wound back (either using VCDS or using a T40 torx bit on the back of the caliper with the motor removed), the piston can just be pushed back without...
Forum: D3 - Axles, Brakes, Suspension and Steering 4th January 2017, 07:50 PM
Replies: 9
Views: 333
Posted By MatthewH
Rear Caliper Pistons

Hi,

I'm currently in the middle of changing the rear discs and pads on my A8. Passenger side has been completed successfully.

Unfortunately, the driver side has a seized piston (the piston boot...
Forum: D3 - Engine Bay 25th November 2016, 08:36 PM
Replies: 70
Views: 1,746
Posted By MatthewH
Hi Lee, I will try to get the timing...

Hi Lee,

I will try to get the timing checked. Is the manual way the only way to check the belt is correct (Audi camshaft locking tool)? Cambelts are one of the maintenence jobs I've no real...
Forum: D3 - Axles, Brakes, Suspension and Steering 25th November 2016, 03:06 PM
Replies: 5
Views: 405
Posted By MatthewH
Guide: Brake Disc/Pad Sizes

Guide: Audi A8 D3 Brake Disc/Pad Sizes

I recently had to purchase a set of front/rear brake discs and pads. There are various combinations of brake sizes which don't appear to be consistent...
Forum: D3 - Engine Bay 24th November 2016, 08:59 AM
Replies: 70
Views: 1,746
Posted By MatthewH
Hi, I have considered those. I get the 2 second...

Hi, I have considered those. I get the 2 second rattle on cold starts but they sound fine after that.

If these had failed would it cause a cam timing fault code?

Thanks
Forum: D3 - Engine Bay 22nd November 2016, 04:12 PM
Replies: 70
Views: 1,746
Posted By MatthewH
Thanks. I didn't get chance to do the brakes over...

Thanks. I didn't get chance to do the brakes over the weekend but I did have the wheels off. They're definitely wearing unevenly so this won't be helping things but I don't think this is the main...
Forum: D3 - Engine Bay 15th November 2016, 07:45 PM
Replies: 70
Views: 1,746
Posted By MatthewH
Update: I have purposely not reset the engine...

Update: I have purposely not reset the engine module since the weekend I replaced the main fuel pump. I checked the figures again today after ~200 miles of driving and the long term fuel trims are...
Forum: D3 - Engine Bay 8th November 2016, 07:53 PM
Replies: 70
Views: 1,746
Posted By MatthewH
Hi Lee, just checked but can't see any messages -...

Hi Lee, just checked but can't see any messages - did it send correctly?

Thanks
Forum: D3 - Engine Bay 7th November 2016, 08:12 PM
Replies: 70
Views: 1,746
Posted By MatthewH
Hi Lee, sorry for the late response, only just...

Hi Lee, sorry for the late response, only just seen these posts! Yes it's the tool you mentioned - it's a ring containing 3 gaps with 1/2" drive to remove the locking ring for the pump.

We swapped...
Forum: For Sale and Wanted - Audi / VW car items 3rd November 2016, 10:37 PM
Replies: 11
Views: 381
Posted By MatthewH
Thanks. I'll put my large pack of metal cable...

Thanks. I'll put my large pack of metal cable ties to good use!

Tom: Did you cut the bumper yourself to accomodate the twin pipes? Not sure whether to have a go fitting the S8 exhaust myself or...
Forum: D3 - Engine Bay 21st October 2016, 08:09 PM
Replies: 70
Views: 1,746
Posted By MatthewH
Hi, I tested vacuum again today with the new...

Hi,

I tested vacuum again today with the new gauge I put together. It now measures -20HgIn which is a bit more acceptable.



There is no auxillary vacuum pump on these engines that I'm aware...
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