Electrical & Instrumentation

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Most liked posts	Author	Posted	Liked	Forum
LED warning lights for DASH voltage?	VWKat	21 Jun 2026, 19:02	Once this week	Electrical & Instrumentation

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Last post

Odometer not working

Last post by AngeloEvs « 30 Jun 2021, 17:34
Replies: 1
by petethefeet » 30 Jun 2021, 11:52

Hi all,
This is opposite to another thread recently.
Speedo needle indicates the correct speed (as close as it has ever been) but the odometer has...

1 Replies

1053 Views

Last post by AngeloEvs
30 Jun 2021, 17:34
Which Loom goes through which hole?

Last post by Robsey « 30 Jun 2021, 01:17
Replies: 14
by Robsey » 28 Jun 2021, 14:00

Hi All,

I am still in the very early stages of the restoration / rebuild of my 1983 van.
It was converted in the late 80s to a camper van - a very...

14 Replies

1771 Views

Last post by Robsey
30 Jun 2021, 01:17
Speedo inop

Last post by AngeloEvs « 28 Jun 2021, 16:41
Replies: 3
by WILKS » 27 Jun 2021, 20:19

1986 1.6 jx
My speedo had packed up , fitted a new cable now only the odometer works ,no speed needle movement is this repairable ?

3 Replies

916 Views

Last post by AngeloEvs
28 Jun 2021, 16:41
VW T25 smoke from dash

Last post by Aidan « 28 Jun 2021, 07:25
Replies: 5
by Ellie1995 » 27 Jun 2021, 18:45

Hi,

I need some advice and help.

1988 VW T25 autohomes komet Mark 1 water cooled petrol

So the situation is... I went to start the van the other...

5 Replies

1139 Views

Last post by Aidan
28 Jun 2021, 07:25
Main socket & extensions

Last post by Mocki « 27 Jun 2021, 18:20
Replies: 9
by Wearside wanderer » 24 Jun 2021, 16:32

Hi
1st post sure not even sure if this is the correct place!
Had a wee look on wiki and can’t seem to find an answer so now I’m venturing into the...

9 Replies

1736 Views

Last post by Mocki
27 Jun 2021, 18:20
Zig cf8 not working replacement or repair

Last post by AngeloEvs « 26 Jun 2021, 00:13
Replies: 11
by M13esy » 02 Jan 2021, 16:28

Hi,my zig unit in my van has never been wired up in the process off doing now,I’ve checked all fuses and got a new battery but when we connected the...

11 Replies

5385 Views

Last post by AngeloEvs
26 Jun 2021, 00:13
Battery

Last post by Jim San « 24 Jun 2021, 09:25
Replies: 7
by Poundsland » 22 Jun 2021, 18:47

What the best battery to get for myt25 to seat under driver seat and best price can someone help

7 Replies

1524 Views

Last post by Jim San
24 Jun 2021, 09:25
Off side (right) indicators not working

Last post by sweetaswesty « 23 Jun 2021, 16:58
Replies: 2
by sweetaswesty » 23 Jun 2021, 13:29

I've got the dash back in after replacing the heater blower motor, tidying up wiring, cleaning earth crowns, etc. and most things are basically...

2 Replies

790 Views

Last post by sweetaswesty
23 Jun 2021, 16:58
Starter battery, leisure battery & hookup

Last post by TONYT25T25 « 23 Jun 2021, 15:55
Replies: 2
by timscarth » 23 Jun 2021, 10:52

Hi, my first post since joining the club.

We bought our T25 (Holdsworth Villa 1) last week and I've been doing some general bits & pieces& getting...

2 Replies

795 Views

Last post by TONYT25T25
23 Jun 2021, 15:55
Plug that connects to ignition switch?

Last post by HeloEngineer « 22 Jun 2021, 13:11
Replies: 10
by @HeloEngineer » 21 Jun 2021, 16:01

Hi all!

My van got stolen, luckily I have got it back.
They have cut the wiring below the ignition switch to start it. Ergo I require the plug which...

10 Replies

2401 Views

Last post by HeloEngineer
22 Jun 2021, 13:11
Heater cable routing and troubleshooting

Last post by Beemsquar « 22 Jun 2021, 06:11
Replies: 2
by Beemsquar » 18 Jun 2021, 19:50

Hi all,
I am aware that this subject has been asked a thousand times, but no in those posts I can't find the information I am after.
I have a 1983...

2 Replies

1079 Views

Last post by Beemsquar
22 Jun 2021, 06:11
Alternative to zig unit and number of connectors on leisure battery

Last post by mariner « 21 Jun 2021, 17:56
Replies: 12
by mariner » 12 Jun 2021, 11:35

Hi all. So van is due back from the bodyshop in a few weeks and I'm trying to get my head around the electrical set up I want. Current set up is as...

12 Replies

3494 Views

Last post by mariner
21 Jun 2021, 17:56
Key In warning - Just an idea.

Last post by Robsey « 17 Jun 2021, 16:53
Replies: 4
by Robsey » 11 Jun 2021, 11:04

After watching another one of Italjohn's videos on you tube, I came up with this idea.

Firstly - the video link.

It is to add an ACC position to...

4 Replies

1429 Views

Last post by Robsey
17 Jun 2021, 16:53
Battery for 81 t25

Last post by VelmaVan261 « 13 Jun 2021, 16:52
Replies: 5
by tyhurstey » 11 Jun 2021, 20:11

Hey friendly people! I'm so new tk. This but have bought a 1981 ct vwt25. I need a main and leisure battery, I'm a photographer so need good juice!...

5 Replies

1699 Views

Last post by VelmaVan261
13 Jun 2021, 16:52
Rcd Fuse Box

Last post by clone123 « 13 Jun 2021, 13:16
Replies: 9
by clone123 » 06 Jun 2021, 16:12

Hi can someone recommend a new rcd fuse box for my van as I think mine is faulty as when I press the test button nothing happens

9 Replies

1513 Views

Last post by clone123
13 Jun 2021, 13:16
Slow cranks and battery gets drained in a couple of attempts

Last post by fernsd « 10 Jun 2021, 08:32
Replies: 14
by fernsd » 04 Jun 2021, 21:08

Hi all,

I am having starting problems on my T25 1.9L petrol.

Generally starts off well but randomly does this thing where it cranks really slow....

14 Replies

2735 Views

Last post by fernsd
10 Jun 2021, 08:32
Zig CF8 - Installing a battery guard

Last post by AngeloEvs « 07 Jun 2021, 19:27
Replies: 3
by ledixon » 07 Jun 2021, 13:30

Hi all,

I've just installed a new leisure battery and would like to install a battery guard to stop this one from ending up dead too. I have a Zig...

3 Replies

1247 Views

Last post by AngeloEvs
07 Jun 2021, 19:27
Alternator not charging - wiring at starter?

Last post by mr_nunn « 06 Jun 2021, 15:07
Replies: 3
by mr_nunn » 06 Jun 2021, 13:28

Hi,
We're out camping and battery was flat on arrival. Luckily now recharged from solar panel, but not charging when running (<13v at battery when...

3 Replies

1226 Views

Last post by mr_nunn
06 Jun 2021, 15:07
Speed Sensor ?

Last post by AngeloEvs « 05 Jun 2021, 19:41
Replies: 4
by AngeloEvs » 04 Jun 2021, 16:59

I assume this is a speed sensor, if not what is it?

Someone has removed the wires and has asked me if the Brown wire goes to the top or bottom...

4 Replies

1094 Views

Last post by AngeloEvs
05 Jun 2021, 19:41
'81 2 litre air cooled oil pressure switch location

Last post by bigherb « 04 Jun 2021, 17:06
Replies: 2
by jospanner » 04 Jun 2021, 15:15

Hi,
Embarrassing problem, but I can't find the oil pressure switch! Cant see anything under the engine between the push rod tubes (as ive seen...

2 Replies

816 Views

Last post by bigherb
04 Jun 2021, 17:06
rev counter well maybe

Last post by AngeloEvs « 02 Jun 2021, 19:55
Replies: 3
by Brismike » 20 May 2021, 22:20

hi just a quick question if okay, i have a 1.9 petrol its a 1986 it has push on speedo and horizontal connector, my temp gauge dosnt work so was...

3 Replies

1003 Views

Last post by AngeloEvs
02 Jun 2021, 19:55
'Coolant shortage indicator' (low coolant level circuit)

Last post by DevonAid « 01 Jun 2021, 13:33
Replies: 5
by DevonAid » 30 May 2021, 10:44

Morning all, hope we've been enjoying the Bank Holiday sunshine?

I have a slight weep on the above sensor (through the terminals) in the pressurised...

5 Replies

4402 Views

Last post by DevonAid
01 Jun 2021, 13:33
Pierburg heaters and cut-off valve wiring "Haynes style" + thermoswitches

Last post by bambily « 31 May 2021, 19:36
Replies: 4
by bambily » 30 May 2021, 22:13

(E D I T: Sorry, wrong forum!)

1. In posts on this forum and on multiple images I've found when looking for how to wire the manifold heater, carb body...

4 Replies

1848 Views

Last post by bambily
31 May 2021, 19:36
Dash lights dimmer issue (solved)

Last post by Robsey « 28 May 2021, 16:17
Replies: 8
by Paul773car » 27 May 2021, 23:24

Evening all

So tonight I pop out in the van to pick up my daughter and I have no illumination on the dash. So I can't see the speedo or the fuel...

8 Replies

1802 Views

Last post by Robsey
28 May 2021, 16:17
Drop in voltage when lights on

Last post by Robsey « 28 May 2021, 07:21
Replies: 3
by TONYT25T25 » 27 May 2021, 20:01

I recently replaced my fluorescent strip lights with a much brighter LED strip light, more for a bit of a project than necessity, however the LED are...

3 Replies

1131 Views

Last post by Robsey
28 May 2021, 07:21
Zig CF8 Split Charge Wiring

Last post by ledixon « 27 May 2021, 18:18
Replies: 2
by ledixon » 27 May 2021, 15:12

Hi All, I have a Zig CF8 unit in my van and an ignition-triggered relay split charger. I'm trying to clean up the wiring and checking everything over...

2 Replies

1094 Views

Last post by ledixon
27 May 2021, 18:18
‘CFD, electrical fault finding and locations’

Last post by clift_d « 26 May 2021, 20:44
Replies: 2
by clift_d » 26 May 2021, 19:20

Has anyone got a copy of this Workshop Manual in PDF format that they could share? Oil pressure is fine, oil pressure sensors are working fine, but...

2 Replies

893 Views

Last post by clift_d
26 May 2021, 20:44
alternator help

Last post by and1608 « 21 May 2021, 21:12
Replies: 5
by and1608 » 20 May 2021, 13:56

Hi, looking for the correct alternator for t25 1.6 jx turbo 1990 California, the one on there now was replaced(not by me) and it keeps throwing...

5 Replies

1557 Views

Last post by and1608
21 May 2021, 21:12
Identify

Last post by SurfT25 « 19 May 2021, 15:25
Replies: 15
by SurfT25 » 04 Apr 2021, 18:48
1

2
Got this going from loom to engine.
(Cant see where it ends up as stuff stored in back)

Any idea's
15 Replies

3093 Views

Last post by SurfT25
19 May 2021, 15:25
Advice on leisure battery please?

Last post by triumph2.5pi « 15 May 2021, 20:38
Replies: 16
by triumph2.5pi » 07 Apr 2018, 11:57
1

2
Hello all
I'd be grateful if someone could please advise on a replacement leisure battery for under passenger seat fitment on an '88 Autosleeper?
The...
16 Replies

10541 Views

Last post by triumph2.5pi
15 May 2021, 20:38
Add CEL for AGG conversion

Last post by ELVIS « 01 Jun 2021, 15:23
Replies: 11
by JacobusRoux » 13 May 2021, 19:36

Hi all,

I've completed a 2.0 AGG conversion in my '89 Syncro Microbus. Now I'm trying to add an Check Engine Light to my dash.

I'm a bit ignorant...

11 Replies

6359 Views

Last post by ELVIS
01 Jun 2021, 15:23
Washer bottle pump circuit

Last post by WellTrainedChimp « 13 May 2021, 07:15
Replies: 11
by Ciaraneng » 11 May 2021, 21:32

A bit of a strange one: My washer bottle pump stopped working recently. The wipers themselves work fine even though they seem to be on the same fuse....

11 Replies

3561 Views

Last post by WellTrainedChimp
13 May 2021, 07:15
Cigarette lighter bulb

Last post by sweetaswesty « 12 May 2021, 19:08

by sweetaswesty » 12 May 2021, 19:08

Apologies for such a simple question but I'm stumped. Does any one know what kind of bulb fits in the cigarette lighter of a late T25?
The bulb is...

0 Replies

3517 Views

Last post by sweetaswesty
12 May 2021, 19:08
Early Handbrake - Can I fit a switch?

Last post by TONYT25T25 « 11 May 2021, 21:19
Replies: 13
by Robsey » 09 May 2021, 14:20

As the thread title really.

I have a 1983 ultra basic van, so currently has no handbrake switch or dash tell-tale.

I have seen lots of variations...

13 Replies

2678 Views

Last post by TONYT25T25
11 May 2021, 21:19
Help alternator

Last post by roonstar « 11 May 2021, 18:18
Replies: 2
by roonstar » 11 May 2021, 17:08

OK so I've fitted a diesel aef engine to our van (originally a petrol )
Alternator shows on dash that its not charging ,but I just needed to know if...

2 Replies

3154 Views

Last post by roonstar
11 May 2021, 18:18
Refitting dash - blower outlet foam gaskets

Last post by sweetaswesty « 11 May 2021, 16:30
Replies: 2
by sweetaswesty » 11 May 2021, 15:18

I wasn't sure whether to post this under body or electrical so apologies if I made the wrong choice.
I'm refitting the dash and there are these thick...

2 Replies

699 Views

Last post by sweetaswesty
11 May 2021, 16:30
Wiring for stereo

Last post by Will89 « 10 May 2021, 14:02
Replies: 12
by sweetaswesty » 06 Apr 2021, 13:53

I've had the dash out and I'm replacing the stereo but the wiring at the moment is an untidy mess poorly connected directly to the 16 pin plug that...

12 Replies

5166 Views

Last post by Will89
10 May 2021, 14:02
Diode lights for instrument panel

Last post by steveo9007 « 09 May 2021, 08:20
Replies: 6
by steveo9007 » 05 May 2021, 16:48

Anybody know the specifications of these, as most outlets don't stock them anymore apart from China Land. PN i am after is 171919061D Yellow Light...

6 Replies

1248 Views

Last post by steveo9007
09 May 2021, 08:20
Ignition light and dashboard lights not working.

Last post by TONYT25T25 « 06 May 2021, 08:19
Replies: 2
by philmcC » 05 May 2021, 14:58

This happened after my ignition light started flickering and then went out. Looked at all the bulbs and wiring for the dashboard and ignition switch,...

2 Replies

921 Views

Last post by TONYT25T25
06 May 2021, 08:19
temp gauge

Last post by southernscouse « 01 May 2021, 10:53
Replies: 3
by southernscouse » 29 Apr 2021, 16:48

the van like many others has not been off the road for awhile the temp gauge always just to left of the red light now after a 25 mile drive its...

3 Replies

958 Views

Last post by southernscouse
01 May 2021, 10:53
Fuse box and relays ID

Last post by Jay Peg « 01 May 2021, 07:09
Replies: 5
by Jay Peg » 30 Apr 2021, 16:19

Hi,

I’ve carried out a search to see if I could find any info on identifying what fuses and relays are for their respective purpose. Found a...

5 Replies

2946 Views

Last post by Jay Peg
01 May 2021, 07:09
Mystery buttons in Westy hi-top

Last post by Jonrrolyat « 25 Apr 2021, 16:12
Replies: 5
by Jonrrolyat » 23 Apr 2021, 19:13

Anyone recognise these two buttons? We have had our 1980 air-cooled Westy hi-top for over 20 years but never had a clue re these. They both toggle in...

5 Replies

1648 Views

Last post by Jonrrolyat
25 Apr 2021, 16:12
alternator light not working

Last post by shrig1969 « 25 Apr 2021, 14:07
Replies: 9
by Al Housman » 07 Apr 2021, 20:07

1990 diesel doka.

Starts fine but no battery illuminated on the dash. The battery is discharging quite rapidly but it may be getting past its best....

9 Replies

3301 Views

Last post by shrig1969
25 Apr 2021, 14:07
Passenger front cab actuator

Last post by Wesley « 24 Apr 2021, 14:52
Replies: 2
by Wesley » 21 Apr 2021, 19:15

Evening all,

Hoping someone can shed a little light my way please.

A couple of years ago I sourced and fitted an original set of actuators as most...

2 Replies

1066 Views

Last post by Wesley
24 Apr 2021, 14:52
Electrical? Mechanical? Overheating no fan, no idea

Last post by MoritzTheDoka « 23 Apr 2021, 18:27
Replies: 22
by MoritzTheDoka » 14 Apr 2021, 16:58
1

2
Hello once again!

I'm hoping someone can help with this.
Today on the way home from work I noticed that the temp gauge was a little higher than...
22 Replies

9094 Views

Last post by MoritzTheDoka
23 Apr 2021, 18:27
Fridge relay

Last post by Cookie « 22 Apr 2021, 07:53
Replies: 2
by Cookie » 22 Apr 2021, 07:31

Hi all, basic couple of questions if anyone can help;

When the headlights are on should the led on the instrument cluster illuminate? Mine only...

2 Replies

798 Views

Last post by Cookie
22 Apr 2021, 07:53
Speaker Mounting

Last post by Stesaw « 20 Apr 2021, 20:12
Replies: 3
by slowcoach » 20 Apr 2021, 16:32

hello,
my speakers are mounted in this location in the cab doors.

theyre mounted to the door cards with little clips, ands arent very secure. ...

3 Replies

932 Views

Last post by Stesaw
20 Apr 2021, 20:12
Refitting front indicators - nylon insert nut

Last post by Robsey « 18 Apr 2021, 10:24
Replies: 14
by sweetaswesty » 04 Mar 2021, 15:13

I'm refitting the front indicators to our Westfalia, soon as hopefully...
But on the VW parts diagram the self tapping screws which hold the front...

14 Replies

3333 Views

Last post by Robsey
18 Apr 2021, 10:24
Hazard lights and radio not working

Last post by Cataldoodledoo « 18 Apr 2021, 06:24
Replies: 17
by Cataldoodledoo » 16 Apr 2021, 16:33
1

2
Hi,

The radio and hazard lights have stopped working. The fuse is fine. Any ideas?

Thanks
17 Replies

4864 Views

Last post by Cataldoodledoo
18 Apr 2021, 06:24
Has anyone added a starter button?

Last post by ScienceBoy « 17 Apr 2021, 14:25
Replies: 13
by ScienceBoy » 27 Feb 2021, 23:30

I have an issue with the ignition switch (new one on order) but it made me think about how to wire in a starter button.

I also read about remote...

13 Replies

4563 Views

Last post by ScienceBoy
17 Apr 2021, 14:25

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