Orwell gets boosted (another 1.8t 20v swap) by mk1vDUBtec

By diyauto
( 4 )

5 minute(s) of a 91 minute read

4-28-2011

Good-ish news
I found the motivation to tear into her last weekend:




and this is what I found:







The flange has grooves worn into it from where the shaft was wearing against it, and there's a bunch of metal shards.
I have videos of the shaft. *It is reallly wobbly, like something is missing.
Thankfully, I have an ABA laying around, so I took the intermediate shaft off of it to see what it's supposed to look like.
Here's the ABA:



Notice the bearing.
Here's the 1.8t:



Notice that there is no bearing.... *
hmmmm. *I'm not sure exactly what happened, but my guess is that I spun the bearing somehow, and it's either at the other end of that shaft, or it broke into a bunch of pieces and is sitting in the bottom of my oil pan.
The metal shards had clogged the oil port for the intermediate shaft and it was being starved for oil (yet ironically still leaking like a mother...). *I got a pick in there and dug out the shards.

I ordered a new bearing set and a new shaft seal. *I need to drop the motor down about 3" in order to take the shaft out, so I also bought an engine hoist because I've wanted one for quite some time now
I'm going to use the ABA intermediate shaft and flange. It's nice to have extra parts laying around! haha.
I have plans to drop the motor this weekend, install the new bearing and intermediate shaft, and then put the whole thing back together and (hopefully, pray for me....) fire her up.
I really hope that this fixes my problem and that it does not recur.


5-3-2011

Intermediate shaft problem is fixed!
I pressed in a new bearing and a new seal and there is no longer an oil leak!
Now, however, it does not idle anymore. It sounds like it's misfiring and not running on all cylinders.
I ran VAG-COM the other day and came up with the following codes:

Monday,02,May,2011,19:59:07:22796
VCDS Version: Release 10.6.4 (x64)

Address 01: Engine Labels: 058-907-55x-AEBN.lbl
Control Module Part Number: 8D0 907 557 P
Component and/or Version: 1.8L R4/5VT MOTR AT D04
Software Coding: 06051
Work Shop Code: WSC 05311
VCID: 3D7ADFC01DE1
12 Faults Found:

17834 - EVAP Purge Valve (N80): Open Circuit
P1426 - 35-00 - -
17881 - EVAP Leak Detection Pump: Open Circuit
P1473 - 35-00 - -
17908 - Fuel Pump Relay (J17): Electrical Malfunction
P1500 - 35-00 - -
18021 - MIL Control Circuit: Open or Short to Plus
P1613 - 35-00 - -
16684 - Random/Multiple Cylinder Misfire Detected
P0300 - 35-10 - - - Intermittent
16687 - Cylinder 3: Misfire Detected
P0303 - 35-10 - - - Intermittent
16688 - Cylinder 4: Misfire Detected
P0304 - 35-10 - - - Intermittent
18014 - Rough Road/Engine Torque Signal from ABS: Electrical Malfunction
P1606 - 35-00 - -
16684 - Random/Multiple Cylinder Misfire Detected
P0300 - 35-00 - -
16687 - Cylinder 3: Misfire Detected
P0303 - 35-00 - -
16688 - Cylinder 4: Misfire Detected
P0304 - 35-00 - -
16486 - Mass Air Flow Sensor (G70): Signal too Low
P0102 - 35-10 - - - Intermittent

Readiness: 0010 0101

After a suggestion from Vegetta, I then logged 14, 15, and 16 and Cylinders 3 and 4 misfire a lot. Cylinder 1 misfires occasionally, and Cylinder 2 does not misfire at all.

Does anyone have any insight to what my problem is and how I can fix it?
Any help is greatly appreciated
Thank you.



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