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

Topics

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Last post

Central locking problem

Last post by R0B « 08 Feb 2019, 07:39
Replies: 8
by sonnyhowell » 28 Jan 2018, 13:24

Not sure if this should be posted in electrical or mechanical tbh but here goes.
I tried to lock my van last night and the drivers door wouldn’t turn...

8 Replies

3565 Views

Last post by R0B
08 Feb 2019, 07:39
Help needed with hookup charging of two batteries

Last post by MagicWagon « 06 Feb 2019, 13:29
Replies: 4
by MagicWagon » 06 Feb 2019, 07:46

I will soon be installing mains hookup to my 1983 Devon camper. I'm happy with that having done it on my 1981 autosleeper, but this time want to...

4 Replies

1198 Views

Last post by MagicWagon
06 Feb 2019, 13:29
Auto Electrician needed

Last post by Mocki « 04 Feb 2019, 23:37
Replies: 5
by bertnuggit » 03 Feb 2019, 17:57

Hello, can anyone recommend an Auto Electrician for my T25, ideally not too far from me (Halifax, West Yorkshire)?
Current problems are:
Temp light...

5 Replies

1612 Views

Last post by Mocki
04 Feb 2019, 23:37
Leisure battery

Last post by AngeloEvs « 31 Jan 2019, 18:14
Replies: 3
by garyv8 » 30 Jan 2019, 21:58

Hi all,
Maybe a silly question but looking to fit a leisure battery, something Covkid posted made me think, rather than being restricted by under...

3 Replies

1240 Views

Last post by AngeloEvs
31 Jan 2019, 18:14
1.9 DG Coils and flat spots

Last post by 937carrera « 30 Jan 2019, 20:37
Replies: 3
by BackForMore » 30 Jan 2019, 16:20

Hello all.

My bus has a flat spot and a slight misfire. It's an '84 1.9 DG WBX. It has the early 115B Coil in it. I've checked the circuits and 2nd...

3 Replies

1904 Views

Last post by 937carrera
30 Jan 2019, 20:37
Clueless

Last post by Crisnsatch « 28 Jan 2019, 18:54
Replies: 33
by Crisnsatch » 23 Jan 2019, 10:19
1

2

3
Hi all, 1984 1.9 water-cooled petrol auto. Had the van since August. Flew through mot in November but now probs. Apart from leak (planning on new rad...
33 Replies

7145 Views

Last post by Crisnsatch
28 Jan 2019, 18:54
No indicators, wipers, horn, blower

Last post by bigherb « 27 Jan 2019, 19:27
Replies: 8
by Cyprus dave » 24 Jan 2019, 11:26

Transporter 1985 (12 Fuses)
Indicators, wipers, horn, blower all not working.
Lights are working, and van starts up OK. Fairly new battery....

8 Replies

3001 Views

Last post by bigherb
27 Jan 2019, 19:27
GPS speedo - Arduino?

Last post by ash1293 « 27 Jan 2019, 07:38
Replies: 17
by ash1293 » 31 Oct 2018, 16:43
1

2
Having changed to a passat B2 steering wheel I have the usual 'can't see speedo' dilema.
While not a huge problem it did get me thinking to the...
17 Replies

7591 Views

Last post by ash1293
27 Jan 2019, 07:38
Aux Pump Temp Switch location 1.6jx

Last post by robobobo « 26 Jan 2019, 15:20
Replies: 9
by robobobo » 23 Jan 2019, 22:55

Hello 80-90ers
My aux water pump was knackered and had been for some time. When I fit the new one it is a good pump but the switch is not activating...

9 Replies

3725 Views

Last post by robobobo
26 Jan 2019, 15:20
Rear light cluster wire diagram.

Last post by AEMCK « 20 Jan 2019, 17:42
Replies: 2
by AEMCK » 19 Jan 2019, 22:06

Hi

Basicaly, ive bought a t25 1.9 dg 1989. The wiring is a complete mess. I thought the rear is a good place to start.

Anyways ive pulled out the...

2 Replies

1141 Views

Last post by AEMCK
20 Jan 2019, 17:42
'Leisure' battery flavour of the month

Last post by kevtherev « 17 Jan 2019, 17:15
Replies: 2
by Michael4 » 29 Dec 2018, 13:33

Have looked back over old topics but I'm after an update.

What is the current favourite for a good value 175mm high leisure battery?

Will be going...

2 Replies

1609 Views

Last post by kevtherev
17 Jan 2019, 17:15
Head Light type

Last post by silverbullet « 14 Jan 2019, 21:17
Replies: 223
by Fully Loaded Cali' » 25 Jan 2015, 13:57
1

…

11

12

13

14

15
Currently restoring my '84 westy and will be fitting new headlamps as mine are stone chipped. I have some spare lamps, but these have a metal...
223 Replies

110901 Views

Last post by silverbullet
14 Jan 2019, 21:17
Airtop 2000 blows fuses

Last post by nobbyfox « 13 Jan 2019, 19:56
Replies: 4
by nobbyfox » 06 Jan 2019, 15:08

Afternoon,
Hope someone can help.
My Airtop 2000 diesel version has now decide to blow fuses. Not the main 25amp near the black control box but my 15...

4 Replies

2342 Views

Last post by nobbyfox
13 Jan 2019, 19:56
Dashboard lights - mixed bag of working and not..

Last post by 3cylinders « 12 Jan 2019, 13:00
Replies: 3
by adrianbutter » 08 Jan 2019, 15:20

Dashboard lights....
I have an odd set of working and non working dashboard warning lights - can anyone help to spot what might be the common issue?...

3 Replies

1801 Views

Last post by 3cylinders
12 Jan 2019, 13:00
Starter motor spins but does not engage

Last post by R0B « 09 Jan 2019, 22:27
Replies: 7
by Michael4 » 06 Jan 2019, 11:42

My starter motor spins but does not engage on first try when stone cold. Second attempt all OK. At all other times it is fine, engages first time and...

7 Replies

2228 Views

Last post by R0B
09 Jan 2019, 22:27
Foglight rocker switch wiring?

Last post by bernard1973 « 06 Jan 2019, 15:55
Replies: 19
by bernard1973 » 31 Dec 2018, 16:31
1

2
Hi All

The van has just been for it's MOT (Halfords!) and it only failed on the foglight. I checked the bulb and it's working ok, but when I've took...
19 Replies

5743 Views

Last post by bernard1973
06 Jan 2019, 15:55
Dash Oil Pressure Faintly Lit

Last post by bmouthboyo « 29 Dec 2018, 19:59
Replies: 3
by bmouthboyo » 29 Dec 2018, 10:44

Hi guys,

I recently replaced my dash ribbon with the excellent kit that Chris sells on here.

I have noticed I have a faint glow from my oil...

3 Replies

2803 Views

Last post by bmouthboyo
29 Dec 2018, 19:59
T25 headlight! Fog light and hazard switch illumination

Last post by mshaw1980 « 26 Dec 2018, 20:55
Replies: 3
by mshaw1980 » 26 Dec 2018, 15:04

Hello

Just wondered if when you turn on the ignition or headlights if the switches are supposed to light up? When I activate the actual switch...

3 Replies

1094 Views

Last post by mshaw1980
26 Dec 2018, 20:55
Wiring diagram '85/86 Devon Moonraker leisure circuit

Last post by Michael4 « 24 Dec 2018, 10:57

by Michael4 » 24 Dec 2018, 10:57

Does anyone have a wiring diagram for the 'leisure' side of an 85/86 Devon Moonraker? This is the one with the Devon branded mains hookup and switch...

0 Replies

1611 Views

Last post by Michael4
24 Dec 2018, 10:57
Reversing lights

Last post by Titus A Duxass « 24 Dec 2018, 08:02
Replies: 2
by Titus A Duxass » 23 Dec 2018, 11:02

In the photo you can see the black/blue wire that isn't connected to anything. That's the power free to the reversing lights.
On my other T3 (a...

2 Replies

1184 Views

Last post by Titus A Duxass
24 Dec 2018, 08:02
Opps, I've just fried my ecu (AHU tdi}

Last post by bobby-gg « 21 Dec 2018, 13:45

by bobby-gg » 21 Dec 2018, 13:45

Been working on the van this morning and forgot to plug in the plug for the maf sensor

Van started fine but quickly went in limp mode, flashing glow...

0 Replies

1975 Views

Last post by bobby-gg
21 Dec 2018, 13:45
Driver side rear indicator not working

Last post by pjlevs « 10 Dec 2018, 16:37
Replies: 4
by pjlevs » 09 Dec 2018, 13:21

Hi all,

I've been having problems with my driver side (RHD) rear indicator, and I just cannot seem to track down the problem.

The problem is that...

4 Replies

1526 Views

Last post by pjlevs
10 Dec 2018, 16:37
dual vacuum distributor2.1 DJ auto

Last post by itchyfeet « 10 Dec 2018, 09:00
Replies: 5
by ceetee25 » 08 Dec 2018, 14:27

these as a whole unit are rare so as a spare, can i buy a single vac unit dizzy and put a new dual vac unit on it?
All the new distributors...

5 Replies

2298 Views

Last post by itchyfeet
10 Dec 2018, 09:00
Air blower fan - Haven't used in a while any pre prep?

Last post by nesty « 09 Dec 2018, 12:16
Replies: 3
by nesty » 08 Dec 2018, 22:03

Now winter is approaching, I have recently thought I haven't used my air blower for quite a while now. It was working ok when last used. Is there any...

3 Replies

1139 Views

Last post by nesty
09 Dec 2018, 12:16
Vag parts number

Last post by mek « 07 Dec 2018, 19:41
Replies: 6
by mek » 05 Dec 2018, 20:53

Hello
Can any tell me the vag. parts number of the relay with white cross. from 81- mod Aircooled t25. I dont have the relay any more. Frode

6 Replies

2672 Views

Last post by mek
07 Dec 2018, 19:41
fuel and temperature gauges fail with headlights on

Last post by Luftmensch « 02 Dec 2018, 09:38
Replies: 32
by Luftmensch » 30 Oct 2018, 00:17
1

2

3
Dear forum,
I'm a new owner of a 1983 T25 with a short circuit issue. When I have the headlights on the fuel gauge and the temp gauge cut out (fuel...
32 Replies

10474 Views

Last post by Luftmensch
02 Dec 2018, 09:38
Front windscreen wipers stopped working

Last post by ChrisTriple « 29 Nov 2018, 19:28
Replies: 4
by ChrisTriple » 25 Nov 2018, 19:40

Hi All

My windscreen wipers have stopped working, I’ve cleaned my earth crowns but nothing.
Everything else seems to work fine, i thought maybe its...

4 Replies

2604 Views

Last post by ChrisTriple
29 Nov 2018, 19:28
Improving Bodywork Earth

Last post by RogerT « 29 Nov 2018, 11:27
Replies: 13
by Mark S » 05 Jun 2018, 13:42

Ran a Ring Voltmeter connected to cigar lighter and watched the Voltage over a longish journey. Was disappointed to only get 13.5V (this did not vary...

13 Replies

5460 Views

Last post by RogerT
29 Nov 2018, 11:27
Alternator problem

Last post by Oldiebut goodie « 28 Nov 2018, 10:51
Replies: 7
by PhilXXJ » 12 Nov 2018, 13:50

Not sure wether my alternator has packed up .. I fitted a new water pump to my 1.9 td a week or so ago so had to remove the alternator for access....

7 Replies

3537 Views

Last post by Oldiebut goodie
28 Nov 2018, 10:51
Replacing the leisure battery charger (1990 Joker)

Last post by irishkeet « 27 Nov 2018, 20:59
Replies: 6
by Martino » 07 Jul 2018, 13:27

Hi
Does anyone have any advice on replacing the internal leisure battery charger on a 1990 westy Joker with an alternative?
Is it possible to just...

6 Replies

5874 Views

Last post by irishkeet
27 Nov 2018, 20:59
Car stereo dual power feed

Last post by Gordo89 « 25 Nov 2018, 20:43
Replies: 20
by MagicWagon » 05 Mar 2016, 09:43
1

2
I am fitting a new stereo to my wagon and was thinking of running the power feed via a 2 way switch so I can choose whether it is fed from the...
20 Replies

12370 Views

Last post by Gordo89
25 Nov 2018, 20:43
Starter Battery recommendations

Last post by Ant-t « 18 Nov 2018, 08:41
Replies: 8
by shaky » 31 Oct 2018, 15:20

I am sure there was a thread on starter batteries but searches and looking at the Wiki has drawn a blank so I'm asking here.

Need to replace my...

8 Replies

13456 Views

Last post by Ant-t
18 Nov 2018, 08:41
Solar panel recommendations

Last post by bigbadbob76 « 15 Nov 2018, 20:43
Replies: 24
by paperhouselad » 03 Sep 2018, 18:44
1

2
As the title suggests after something to keep the leisure battery topped up for the propex and lights, fridge uses gas. I Like the idea of the remote...
24 Replies

13705 Views

Last post by bigbadbob76
15 Nov 2018, 20:43
Propex 1600 on 1991 T25..Help please

Last post by nesty « 15 Nov 2018, 19:31
Replies: 7
by stevewmmaine » 11 Nov 2018, 11:53

Could do with a bit of advice with this... think the fan is faulty(been in van since new!)...it will run,a bit erratically with a nudge.well poking a...

7 Replies

3133 Views

Last post by nesty
15 Nov 2018, 19:31
Fog Lamp mystery and video

Last post by bigherb « 14 Nov 2018, 20:34
Replies: 1
by JohnDee » 14 Nov 2018, 18:58

Hi Guys
Am I only supposed to have 1 rear fog lamp on my 1990 transporter based camper? Check out my video to see why I am asking :oops:
onclick=...

1 Replies

1015 Views

Last post by bigherb
14 Nov 2018, 20:34
Horn not working. How is steering column earthed ?

Last post by MagicWagon « 10 Nov 2018, 14:21
Replies: 2
by MagicWagon » 10 Nov 2018, 10:49

The horn on my 1981 Aircooled Autosleeper has stopped working.
I ruled out fuse and horn itself because I took the steering wheel off and connected a...

2 Replies

2564 Views

Last post by MagicWagon
10 Nov 2018, 14:21
New Radio fitting Help please!

Last post by 937carrera « 09 Nov 2018, 12:03
Replies: 7
by T25 Newbie » 31 Oct 2018, 14:34

Hi

I have just fitted a new mechless radio and all works.

Only trouble is it won't turn off!
I think its because it's expecting to be wired into...

7 Replies

2609 Views

Last post by 937carrera
09 Nov 2018, 12:03
Testing VSS Speed Signal

Last post by jacobh « 08 Nov 2018, 07:39
Replies: 2
by crazyhorse » 06 Nov 2018, 19:30

Hi folks,

My current installation of a cruise control is going south.

see onclick= window.open(this.href);return false; (mods sorry for starting...

2 Replies

1653 Views

Last post by jacobh
08 Nov 2018, 07:39
Fuse box layout/list of fuses

Last post by MagicWagon « 06 Nov 2018, 14:54
Replies: 2
by MagicWagon » 05 Nov 2018, 15:48

Does anyone have a diagram of the fusebox or list of fuses/fuse ratings for a 1983 T25 Aircooled (continental type fuses) ?
Mine seems to have the...

2 Replies

2631 Views

Last post by MagicWagon
06 Nov 2018, 14:54
2 probe coolant level sensor ?

Last post by matt brighton « 02 Nov 2018, 09:17
Replies: 4
by matt brighton » 02 Nov 2018, 06:37

Hi

How does this work ?

Having replaced my diesel with a petrol engine....

I now have a new expansion tank which has the 2 pin probes that sit in...

4 Replies

1718 Views

Last post by matt brighton
02 Nov 2018, 09:17
Sticky speedo

Last post by RobH « 31 Oct 2018, 08:05

by RobH » 31 Oct 2018, 08:05

Anyone had and solved an issue with a sticky Speedo?
I have working odometer and trip counter, but sometimes my Speedo sticks at about 20mph,...

0 Replies

1786 Views

Last post by RobH
31 Oct 2018, 08:05
Air cooled speedo repair...

Last post by itchyfeet « 30 Oct 2018, 12:33
Replies: 3
by sarran1955 » 29 Oct 2018, 17:49

Hello,

My odometer has never worked since my ownership of my 1980 CT van.. :roll:

But to be in conformity with the new VAST Euro regulations...

3 Replies

1529 Views

Last post by itchyfeet
30 Oct 2018, 12:33
Leisure batteries pooped

Last post by bobajob67 « 29 Oct 2018, 20:34
Replies: 4
by Jim San » 29 Oct 2018, 14:55

Seems the batteries are struggling to hold any decent ooomph.

Had a run to Wales and back so should have had plenty of charge. Used heater once...

4 Replies

1854 Views

Last post by bobajob67
29 Oct 2018, 20:34
Eberspacher fault codes

Last post by Winchweight « 27 Oct 2018, 22:59
Replies: 6
by Winchweight » 27 Oct 2018, 09:21

Hi,

We have had a recurring issue with our diesel Eber. It starts fine and runs up, getting nice and warm with plenty of oomph, but after 5 mins the...

6 Replies

2007 Views

Last post by Winchweight
27 Oct 2018, 22:59
Aftermarket temp and oil - Subaru engine

Last post by matt brighton « 27 Oct 2018, 11:14

by matt brighton » 27 Oct 2018, 11:14

Hi

Anyone installed aftermarket water temp and oil pressure (or temperature) guages ? (Having successfully knackered the original one by attempting...

0 Replies

1689 Views

Last post by matt brighton
27 Oct 2018, 11:14
Viper powerspark

Last post by shaky « 25 Oct 2018, 11:19
Replies: 1
by lodgey62 » 25 Oct 2018, 09:18

Has anyone tried one of the Viper powerspark ignition systems?

1 Replies

1522 Views

Last post by shaky
25 Oct 2018, 11:19
What's this connector found behind radio ?

Last post by MagicWagon « 23 Oct 2018, 08:30
Replies: 2
by MagicWagon » 23 Oct 2018, 06:47

I'm currently in the process of wiring in a new stereo in my 1983 Aircooled devon and found this connector loose behind the dash.
Can't seem to...

2 Replies

1203 Views

Last post by MagicWagon
23 Oct 2018, 08:30
Headlight upgrade

Last post by Dobble « 22 Oct 2018, 15:26
Replies: 2
by AngeloEvs » 22 Oct 2018, 14:25

Checked the WIKI regards improving the headlghts efficiency and options regards relay placement, I have the twin square headlghts and have yet to...

2 Replies

1909 Views

Last post by Dobble
22 Oct 2018, 15:26
Pics of back of stock rev counter petrol/diesel wanted

Last post by bigbadbob76 « 22 Oct 2018, 14:58
Replies: 6
by CovKid » 19 Jun 2018, 15:13

As above. Anyone have a stock rev counter they could take pic of the back? Need photos for both petrol model and diesel but if you've got either it...

6 Replies

3119 Views

Last post by bigbadbob76
22 Oct 2018, 14:58
Headlamp main beam indications reversed?

Last post by Timburrows « 20 Oct 2018, 22:39
Replies: 2
by Winchweight » 20 Oct 2018, 09:16

Hi,

I fitted a pair of auxiliary headlights last weekend using existing wiring that worked fine with the old lamps that were there. I connected them...

2 Replies

1350 Views

Last post by Timburrows
20 Oct 2018, 22:39

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