for questions and answers about alternative power transplants on the T25, GTi, Porsche,Subaru etc, this is the place. You must register to post but anyone can read.
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Petrol Alternative Engines...
Replies: 10
by
HarryMann »
15 Oct 2005, 01:57
Subaru Engine Types and Options
10 Replies
76738 Views
Last post by silverbullet
06 Apr 2024, 16:09
18 Replies
119998 Views
Last post by sdelasal
09 Aug 2008, 22:43
AAZ VS Air cooled
Replies: 4
by
davegeezzer008 »
27 Jun 2025, 19:58
Im having problems getting my AAZ pump rebuilt as bosch don't make many parts for the VE pump any more, so I'm just thinking ahead about my options...
4 Replies
415 Views
Last post by Dueller
Yesterday, 19:16
Engine swop question
Replies: 1
by
aimlessrock »
11 Jul 2025, 19:43
Hi,
1 Replies
116 Views
Last post by colinthefox
11 Jul 2025, 21:08
AAZ upgrade turbo and realistic power
Replies: 1
by
TommyJenko »
21 Jun 2025, 16:40
Hi guys I have a AAZ in bits that came with my van, I was going to rebuild it but looking at the turbo it’s a kkk-k03 which seems a bit small for the...
1 Replies
551 Views
Last post by syncroandy
08 Jul 2025, 14:55
1.8T Sump Bolt Access
by
Vaughanylive »
06 Jul 2025, 07:43
I’ve got a 1.8T converted Syncro (AUM stamped block, but cable throttle) with a custom mild-steel sump made by whoever did the conversion. The paint...
0 Replies
272 Views
Last post by Vaughanylive
06 Jul 2025, 07:43
AHU TDI Vibration Damper Pulley testing
Replies: 8
by
hotpod »
31 Mar 2025, 15:29
Does anyone know how to test if the vibration damper pulley ( harmonic balancer) on the crank shaft is in good shape?
8 Replies
5006 Views
Last post by hotpod
28 Jun 2025, 08:52
15 Replies
3632 Views
Last post by silverbullet
20 Jun 2025, 06:42
TDI annoying pause when pulling away
Replies: 9
by
hotpod »
06 Jun 2025, 09:22
1997 AHU ETDI
9 Replies
508 Views
Last post by syncroandy
15 Jun 2025, 16:14
3 Replies
317 Views
Last post by R0B
15 Jun 2025, 09:39
8 Replies
23524 Views
Last post by Lio
12 Jun 2025, 17:21
Oil Capacity (Diesel 1Y Engine)
Replies: 2
by
The Hairy Camper »
10 Jun 2025, 15:40
Just replaced a leaky sump gasket/baffle plate. Drained all the oil, replaced oil filter, and refilled with 4.5L of 15W40 oil. However, the dipstick...
2 Replies
262 Views
Last post by The Hairy Camper
10 Jun 2025, 15:54
1z tdi ecu
Replies: 5
by
Wallace748 »
14 Oct 2015, 19:03
Hi, I'm running a 93/94 1z tdi with the 68 pin ecu. Struggling to get coms via diagnostic plug( it's the old two pin type) anyone help me out with...
5 Replies
3507 Views
Last post by bundyboy
10 Jun 2025, 08:34
4 digit pin code for AHU ECU Login?
Replies: 4
by
hotpod »
29 May 2025, 08:20
Does anyone know a way to find the 4 digit pin that VCDS requires to be able to do things like add new keys?
4 Replies
590 Views
Last post by hotpod
30 May 2025, 07:47
1Y coolant pipes/system
Replies: 15
by
BarnyE »
30 Mar 2025, 14:20
Hi all, my van has had a 1Y engine swap in the past. Whoever swapped it seemed to have ran out of enthusiasm once the got to the coolant system and...
15 Replies
5647 Views
Last post by colinthefox
21 May 2025, 20:34
Subaru Engine Identification Needed
Replies: 5
by
Basilakios »
19 May 2025, 21:41
Hi!
5 Replies
1041 Views
Last post by Basilakios
20 May 2025, 16:25
1.8T Wiring/Fault Codes
Replies: 17
by
Vaughanylive »
29 Apr 2025, 18:44
I’ve got a T25 Syncro with a 1.8T conversion (AGU) which seems to be running ok but out of curiosity I plugged it into my VCDS Lite which is showing...
17 Replies
6046 Views
Last post by Splurt
17 May 2025, 10:54
AHU immobiliser stuck on. Help please
Replies: 6
by
hotpod »
03 May 2025, 09:41
1997 VW Golf AHU tdi in a T3 van. Installed in 2014
6 Replies
3093 Views
Last post by hotpod
14 May 2025, 09:27
5 Replies
1619 Views
Last post by Aidan
12 May 2025, 17:38
The SA 2.6i Microbus thread
Replies: 244
by
silverbullet »
23 Mar 2011, 12:07
I appreciate that this is pretty obscure but here goes...broke down in the 2.6 SA on Friday, had to be recovered :oops: thought I had fixed it with a...
244 Replies
227386 Views
Last post by silverbullet
09 May 2025, 19:58
Leaking Cooling Pipe Replacement
Replies: 4
by
Jdavis »
04 Mar 2025, 08:49
Hello all. New to the site and to T25 ownership.
4 Replies
26165 Views
Last post by Jdavis
03 May 2025, 05:39
Sump Plug
Replies: 7
by
Burtybassett »
26 Apr 2025, 10:47
Trying to change the oil and the blasted Sump Plug won't undo.
7 Replies
7907 Views
Last post by Aidan
27 Apr 2025, 14:32
aey engine
Replies: 10
by
warrior.1229 »
05 Feb 2015, 20:56
hi i am new to the t25 scene my wife has just bought me my first van but unfortunately the chap saw us coming it is a 1.6 cs diesel engine but i need...
10 Replies
8682 Views
Last post by Vwt25campee
26 Apr 2025, 09:29
Exhaust falling off
Replies: 4
by
therealchrisgray »
23 Apr 2025, 10:40
Hi all, I could use some opinions so I'm not completely at the mercy of a mechanic.
4 Replies
4028 Views
Last post by silverbullet
23 Apr 2025, 18:07
VCDS Fault code deciphering AHU TDI
by
hotpod »
23 Apr 2025, 09:35
I know why the vehicle speed signal is wrong and what I need to fix it but the ECU memory error is troubling and can anyone tell me what the...
0 Replies
4171 Views
Last post by hotpod
23 Apr 2025, 09:35
Engine Swap
Replies: 6
by
Tattersall »
14 Jan 2025, 03:13
Hi I really want to build a camper and I've seen a few t3s with broken engines. If I buy a 2.1 that has no engine in. What would be easies/best for a...
6 Replies
23573 Views
Last post by Dueller
18 Apr 2025, 11:41
Alternators.. inline 4 engines
Replies: 6
by
t25adict »
08 Apr 2025, 15:24
Would anyone know which engines VW Seat Audi used the alternator with the big spring under it.
6 Replies
4322 Views
Last post by Dueller
18 Apr 2025, 11:31
Diesel Engine Code Location
Replies: 6
by
The Hairy Camper »
06 Apr 2025, 18:54
I was struggling to find the engine code on my 1Y today.
6 Replies
4389 Views
Last post by T25boy71
11 Apr 2025, 09:26
7 Replies
31614 Views
Last post by therealchrisgray
17 Mar 2025, 11:03
little advice pls
Replies: 17
by
fh9977 »
04 Nov 2024, 12:05
Hi, just need some advice on what I do with my syncro...
17 Replies
39023 Views
Last post by JeffRoo
13 Mar 2025, 20:08
engine change from jx to 1z
Replies: 1
by
rossin84 »
10 Mar 2025, 08:15
good morning everyone, I am writing from Sicily (Italy), my multivan t3 bluestar 1.6 td jx has a blown engine, unfortunately it cannot be fixed and I...
1 Replies
19074 Views
Last post by Oren Kipnis
12 Mar 2025, 19:14
New engine
Replies: 10
by
therealchrisgray »
12 Feb 2025, 15:53
Hello all, I need some pretty basic advice and hoping one of you lovely people can help.
10 Replies
25326 Views
Last post by therealchrisgray
01 Mar 2025, 13:38
New van with cologne v6 engine
Replies: 47
by
Cableguy »
27 Jun 2010, 17:55
Hi, I'm a newbie to this forum and also to the t25.
47 Replies
90642 Views
Last post by Dueller
28 Feb 2025, 17:30
EJ20E Lambda Wiring.
Replies: 4
by
JackJosh »
20 Jan 2025, 14:33
Hi All,
4 Replies
21886 Views
Last post by JackJosh
07 Feb 2025, 21:34
Jx flywheel on 1Y block
Replies: 2
by
curtainsider »
28 Jan 2025, 16:26
Hello all’
2 Replies
19988 Views
Last post by curtainsider
28 Jan 2025, 17:55
3 Replies
21747 Views
Last post by colinthefox
27 Jan 2025, 20:21
61 Replies
254702 Views
Last post by jamiegolf
15 Jan 2025, 10:19
No water temperature reading
Replies: 3
by
boxerairhead »
28 Dec 2024, 17:41
I've recently bought a T25 with an EJ20 engine in it. It all works and drives fine except the water temperature gauge doesn't work.
3 Replies
22068 Views
Last post by slowcoach
02 Jan 2025, 13:38
Help on a Essex V6
Replies: 11
by
MyBlueT25 »
25 Nov 2024, 16:40
I have a 81 tintop with a v6 essex and struggling to get it started, ive replaced pretty much everything to do with spark and fuel except the...
11 Replies
28018 Views
Last post by TwinTurbo
25 Nov 2024, 21:30
Clutch Rattle
Replies: 3
by
BigBlueVan »
01 Oct 2024, 19:25
Hi All,
3 Replies
21296 Views
Last post by silverbullet
10 Oct 2024, 14:36
Injector Flame Traps
Replies: 6
by
johnxl »
03 Sep 2024, 14:09
Where on the injector should a flame trap seat? against the injector body or on the injector nozzle? The reason why I ask is because while checking...
6 Replies
23481 Views
Last post by johnxl
04 Oct 2024, 22:23
turbo hose
Replies: 1
by
morganite »
22 Jul 2024, 16:01
Hi on last leg of aaz conversion, i need a hose to go from jx turbo to aaz inlet manifold, anyone know where to find one? or even better the part no...
1 Replies
19937 Views
Last post by skell
19 Sep 2024, 22:27
aaz pump repair
Replies: 1
by
morganite »
12 May 2024, 18:51
Hi can anyone recommend a reasonable diesel injection pump engineering shop, to test and maybe repair, my 0460494346 injection pump to go on my AAZ...
1 Replies
20135 Views
Last post by skell
19 Sep 2024, 22:22
Clutch problems
Replies: 3
by
Nelpy »
17 Sep 2024, 21:04
Hi
3 Replies
21457 Views
Last post by Aidan
19 Sep 2024, 18:29
Identifying engine
Replies: 9
by
therealchrisgray »
07 Sep 2024, 11:09
Hi all, my google skills are obviously not up to this but thankfully this forum is full of knowledgable people...
9 Replies
25041 Views
Last post by therealchrisgray
17 Sep 2024, 10:49
3 Replies
21139 Views
Last post by BigBlueVan
14 Sep 2024, 20:14
3 Replies
21246 Views
Last post by slowcoach
08 Sep 2024, 22:07
N108 valve 1.9TDI MK3
Replies: 2
by
Iwallace »
07 Sep 2024, 09:00
Hi all.
2 Replies
20446 Views
Last post by Aidan
07 Sep 2024, 16:03
Diesel leaking from pump?
Replies: 5
by
Jezzerisin »
04 Sep 2024, 19:51
Having recently posted about my electric problems..
5 Replies
22488 Views
Last post by ZsZ
07 Sep 2024, 14:33
Oil buzzer at end of long drive
Replies: 7
by
Middle29 »
02 Sep 2024, 11:33
Hi all,
7 Replies
24372 Views
Last post by Middle29
04 Sep 2024, 15:19
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