Electrical & Instrumentation

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Most liked posts	Author	Posted	Liked	Forum
Flashing Coolant LED	PaulFDennis	16 Jul 2025, 09:51	2 times this week	Electrical & Instrumentation
Dashboard PCB Replacement (CJH Design)	TwinTurbo	11 Jul 2025, 07:48	2 times this week	Electrical & Instrumentation

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Last post

Headlights went dead driving down a busy dark Fens road!

Last post by Mocki « 08 Oct 2018, 06:30
Replies: 2
by mr2allotments » 07 Oct 2018, 22:54

Hi

I had a rather unnerving issue last weekend when all my front lights died on a twisty, Fens road at night! When I managed to get to a safe place...

2 Replies

1436 Views

Last post by Mocki
08 Oct 2018, 06:30
New radio recommendations

Last post by Stubbsie « 04 Oct 2018, 16:45
Replies: 10
by paperhouselad » 19 Sep 2018, 06:37

Hi all, after a new radio, have seen the new fangled gizmos with cd, mp3 etc etc. Are they any good , anyone recommend one? Thanks in advance.

10 Replies

3761 Views

Last post by Stubbsie
04 Oct 2018, 16:45
no main beam

Last post by LeeME3 « 02 Oct 2018, 08:35
Replies: 6
by hippy chick » 20 Sep 2018, 09:29

can anyone point me in the right direction please. I have side lights and indicators work with side lights but if i put main beam on indicators dont...

6 Replies

2435 Views

Last post by LeeME3
02 Oct 2018, 08:35
Temperature gauge reading high- t25 petrol 1900

Last post by Mr Muckle « 01 Oct 2018, 18:02
Replies: 13
by Mr Muckle » 26 Sep 2018, 18:46

Hi good folk, complete newbie, so please be kind, and feel free to redirect me if I am in the wrong bit. This is my first post. I have a 1984 1900...

13 Replies

4035 Views

Last post by Mr Muckle
01 Oct 2018, 18:02
Propex thermostat query

Last post by paperhouselad « 30 Sep 2018, 20:02
Replies: 7
by paperhouselad » 24 Sep 2018, 07:05

Hi all, installed a propex compact 1600 a couple of years ago but haven't had cause to use it all night ie cold winter camping. Have run it up up on...

7 Replies

2508 Views

Last post by paperhouselad
30 Sep 2018, 20:02
Flashing red temp light with headlights

Last post by Ant-t « 24 Sep 2018, 20:52
Replies: 7
by Ant-t » 23 Sep 2018, 15:32

My van is doing a strange thing, I'm getting the red temp light flashing when I put my headlights on, there is also a slight drop in revs when the...

7 Replies

2082 Views

Last post by Ant-t
24 Sep 2018, 20:52
Rear light clusters

Last post by captain Byrne « 23 Sep 2018, 13:59
Replies: 1
by Paulc123 » 23 Sep 2018, 11:16

Hi all I'm trying to rebuild my van having bought it as a pipe of pieces! Is there any gasket between the rear light clusters and the bodywork/rear...

1 Replies

785 Views

Last post by captain Byrne
23 Sep 2018, 13:59
Which coil for a 1.9dg (1989)

Last post by LeeME3 « 21 Sep 2018, 08:01
Replies: 3
by wyke » 20 Sep 2018, 15:05

Hi I have a 1.9dg 1989 petrol T25, and want to get a new coil, I can't see what colour label is on coil (green or grey), which one should I get...

3 Replies

1403 Views

Last post by LeeME3
21 Sep 2018, 08:01
Rear Foglights

Last post by chris7ian « 20 Sep 2018, 14:11
Replies: 4
by chris7ian » 14 Sep 2018, 15:55

OK so it's about time I permanently sorted the rear right fog light on my LHD bus rather than the 'wire-soldered-to-a-bulb' number that's currently...

4 Replies

1831 Views

Last post by chris7ian
20 Sep 2018, 14:11
Buzzer of Doom wiring incorrect? Odd.

Last post by 937carrera « 18 Sep 2018, 15:32
Replies: 1
by logicred » 18 Sep 2018, 13:20

1987 1.9 DG engine. Previous owner had unplugged the ribbon cable to the back of speedo for the oil pressure warning light. I reconnected it and got...

1 Replies

1125 Views

Last post by 937carrera
18 Sep 2018, 15:32
Sorting out the electrical spaghetti

Last post by scottbott « 17 Sep 2018, 20:31
Replies: 1
by Ralf85 » 17 Sep 2018, 17:02

Today my auto sparks Gary came around to sort out the old messy wiring in the engine compartment. When a local garage can't sort out electrical...

1 Replies

1455 Views

Last post by scottbott
17 Sep 2018, 20:31
spark plugs DG Engine

Last post by Fannywire « 15 Sep 2018, 19:47
Replies: 8
by Fannywire » 11 Sep 2018, 19:18

Good evening,

We've recently purchased a 1985 T25 watercooled Engine no DG130761.

Can anyone tell me which sparkplugs to use? or a site that I can...

8 Replies

2844 Views

Last post by Fannywire
15 Sep 2018, 19:47
What lights and grill are these

Last post by TheDocmeister « 15 Sep 2018, 10:07
Replies: 4
by roonstar » 09 Sep 2018, 21:01

What a these lights guys ..And how much you reckon they are worth they say 5star on badge I think lol

4 Replies

1951 Views

Last post by TheDocmeister
15 Sep 2018, 10:07
Wireless rear parking sensors

Last post by Mr Bean « 13 Sep 2018, 21:11
Replies: 10
by pondering » 06 Aug 2018, 16:42

I had rear parking sensors (RPS) fitted to my '56 plate VW Caddy (work van) by a mobile fitting company, and they've been great. I asked the same...

10 Replies

4537 Views

Last post by Mr Bean
13 Sep 2018, 21:11
Replacing Speedometer from MPH to KPH.

Last post by multisi « 13 Sep 2018, 16:30
Replies: 6
by andyh10 » 12 Sep 2018, 19:40

So, i've exported my van to Spain, all going well. When i took it for the ITV (MOT)it had few expected changes needed here and there (headlights...

6 Replies

2635 Views

Last post by multisi
13 Sep 2018, 16:30
Brake light not working, tried lots now stuck

Last post by biker1981 « 11 Sep 2018, 07:44
Replies: 4
by biker1981 » 10 Sep 2018, 15:58

Hi

My break lights are not working van has been stood for 10 years in nice barn.

To start with I had to swap the old continental fuse box as the...

4 Replies

2152 Views

Last post by biker1981
11 Sep 2018, 07:44
DG Temperature Gauge Sender

Last post by bmouthboyo « 09 Sep 2018, 19:01
Replies: 14
by bmouthboyo » 31 Aug 2018, 22:51

I have recently fitted a Golf MK3 GTI engine into my originally DG van (although I never had it with that engine) and the temp guage is sitting...

14 Replies

4239 Views

Last post by bmouthboyo
09 Sep 2018, 19:01
Which is the pin for the oil light?

Last post by zenecho « 07 Sep 2018, 14:18
Replies: 11
by mariner » 19 Jul 2018, 19:33

Hi all. As above, is anyone able to identify the oil light pin on the dashpod I have? Have changed the plastic pcb for the cluster repair kit...

11 Replies

4552 Views

Last post by zenecho
07 Sep 2018, 14:18
Actuators

Last post by Wesley « 07 Sep 2018, 14:16
Replies: 8
by Wesley » 04 Jul 2018, 21:04

Hi,

Hope someone can point me in the right direction - I have had a alarm and immobiliser fitted to the van this week (£375) - not sure if this is...

8 Replies

3260 Views

Last post by Wesley
07 Sep 2018, 14:16
Trigger wire what size wire and crimp

Last post by Alzey « 06 Sep 2018, 13:52
Replies: 7
by Alzey » 04 Sep 2018, 11:40

The female crimp on the red and black trigger wire is on its last legs and maybe the problem I currently have with the click click click click and...

7 Replies

3004 Views

Last post by Alzey
06 Sep 2018, 13:52
Ign lead metal Shrouds

Last post by ajsimmo « 05 Sep 2018, 21:11
Replies: 8
by R0B » 05 Sep 2018, 15:16

Andrew Campershack told me he always removes these as they are more trouble than they are worth. I cannot remember the reason, as it was a few years...

8 Replies

2208 Views

Last post by ajsimmo
05 Sep 2018, 21:11
Central Locking?

Last post by what2do « 05 Sep 2018, 19:53
Replies: 4
by mister scoops » 02 Sep 2018, 12:18

Should a 1991 Vanagon GL Westie have central locking fitted?
It feels and sounds as if I'm acting against an actuator when locking the passenger...

4 Replies

2010 Views

Last post by what2do
05 Sep 2018, 19:53
'Urban Camper' from East Dulwich - electrics??

Last post by Just_Kitt « 04 Sep 2018, 17:52
Replies: 4
by Just_Kitt » 28 Aug 2018, 22:25

Hello all, maybe a long shot but who knows!

I own a so called 'urban camper' which was fitted out by East Dulwich Campers (now long gone) way before...

4 Replies

1895 Views

Last post by Just_Kitt
04 Sep 2018, 17:52
Fuse box.. has broken fuse holder .,. Best option

Last post by multisi « 01 Sep 2018, 13:07
Replies: 1
by biker1981 » 31 Aug 2018, 19:01

Hi

I have a holdsworth that is is in really good condition I have been restoring it sypithetically as it was laid up for 10 years.

On the the final...

1 Replies

1145 Views

Last post by multisi
01 Sep 2018, 13:07
Mystery ltem Found Behind Stereo. See Photo

Last post by maxstu « 31 Aug 2018, 06:55
Replies: 6
by maxstu » 28 Aug 2018, 07:52

What is it and what's it do please? Looks like another wire came out the side.
Regards
Stuart

6 Replies

2306 Views

Last post by maxstu
31 Aug 2018, 06:55
Over charging/high ouput from alt

Last post by Toc « 30 Aug 2018, 16:12
Replies: 10
by Toc » 23 Aug 2018, 17:09

Hi Folks

I have a problem with an overcharging alternator, it's outputting 16v while driving, my normal output is 14 up to 14.5.
The Battery...

10 Replies

3308 Views

Last post by Toc
30 Aug 2018, 16:12
Third brake light

Last post by CovKid « 29 Aug 2018, 18:38
Replies: 6
by JackE » 29 Aug 2018, 11:26

I had a quick search to see if there was a guide for fitting a third brake light I was just wondering if anyone has any tips. There is this guide to...

6 Replies

2487 Views

Last post by CovKid
29 Aug 2018, 18:38
No interior lights working

Last post by bkandj « 28 Aug 2018, 10:48
Replies: 12
by bkandj » 25 Aug 2018, 22:03

First of all, I have very little knowledge of how the electrics work in my van.

The interior lights aren't working. I've had the leisure battery on...

12 Replies

4661 Views

Last post by bkandj
28 Aug 2018, 10:48
T25 Holdsworth Camper Fridge Fascia Toggle Switch

Last post by toolsntat « 26 Aug 2018, 13:45
Replies: 5
by grahamp » 25 Aug 2018, 18:14

Mine - toggles no more!!! Has anyone any suggestions as to how to replace it without having to remove the complete fascia!! Surely Holdsworth would...

5 Replies

2247 Views

Last post by toolsntat
26 Aug 2018, 13:45
Switched Live Good Practice

Last post by 937carrera « 25 Aug 2018, 20:28
Replies: 7
by bmouthboyo » 24 Aug 2018, 22:29

I am finding I keep having to hunt for switched lives. So far I need it for:

- Radio
- Tachometer
- Guages
- PAS

And now I need one for immobiliser...

7 Replies

2180 Views

Last post by 937carrera
25 Aug 2018, 20:28
Which Distributor for a CU Engine

Last post by treblezero « 23 Aug 2018, 12:00
Replies: 8
by Enternent » 09 Oct 2016, 19:59

I have a two ltr CU petrol, idle ignition stabilisation unit and a Bosch Dual Vacuum Dual Advance Hall impulse distributor with a worn shaft...

8 Replies

3927 Views

Last post by treblezero
23 Aug 2018, 12:00
Repairing Westfalia Battery Charger

Last post by si macc « 23 Aug 2018, 10:36
Replies: 2
by si macc » 23 Aug 2018, 08:05

I've got a faulty westy battery charger, no output at all. I have already upgraded the van with a modern charger but as I'm not the kind of person...

2 Replies

1193 Views

Last post by si macc
23 Aug 2018, 10:36
Heater controls and air box

Last post by adie89 « 19 Aug 2018, 13:48
Replies: 3
by Smcknighty » 18 Aug 2018, 20:09

Hi - I have a 82 westy that has the middle walkway rear heater function so you can send the heat to the rear.

Control looks like this

The cable...

3 Replies

1585 Views

Last post by adie89
19 Aug 2018, 13:48
Row of blanks.

Last post by adie89 « 17 Aug 2018, 18:39
Replies: 12
by kevtherev » 22 Jul 2018, 07:05

What was the row of blanks for under the existing warning lamp array?

I'm considering doing a CJH on this and using it for good informative...

12 Replies

3930 Views

Last post by adie89
17 Aug 2018, 18:39
Coolant temperature gauge - flashing red light+needle swing

Last post by 937carrera « 16 Aug 2018, 11:09
Replies: 21
by nesty » 14 Aug 2018, 21:11
1

2
Not sure if anyone can shed anylight on this.
One of the annoying things I find about my coolant temperature gauge is when the header tank get's...
21 Replies

5645 Views

Last post by 937carrera
16 Aug 2018, 11:09
Electrical service - any suppliers?

Last post by animalmother90 « 15 Aug 2018, 12:45
Replies: 3
by animalmother90 » 15 Aug 2018, 10:46

Hi all,

Got a 1982 VW Westie Joker that's NOT been treated nicely. It's going through a full refurb at the moment, but I'd like to get an electrical...

3 Replies

1463 Views

Last post by animalmother90
15 Aug 2018, 12:45
Starter motor earth route

Last post by 937carrera « 15 Aug 2018, 08:24
Replies: 8
by 937carrera » 14 Aug 2018, 09:18

Twice in the past few days I have seen postings referring to the oilite bush forming part of the electrical circuit for the starter motor.

That...

8 Replies

3010 Views

Last post by 937carrera
15 Aug 2018, 08:24
Shift light.

Last post by bigbadbob76 « 14 Aug 2018, 14:25
Replies: 52
by bigbadbob76 » 08 Aug 2018, 10:08
1

2

3

4
While doing my tacho and dash PCB upgrades I noticed that relay 4 position in a late fusebox has a tacho feed.
I wondered why until I realised the...
52 Replies

12432 Views

Last post by bigbadbob76
14 Aug 2018, 14:25
Coolant temp gauge replacement (late petrol)

Last post by Cobra88 « 12 Aug 2018, 18:38
Replies: 118
by itchyfeet » 29 Jul 2018, 16:24
1

…

4

5

6

7

8
Mine doesn't work on the pop top, never has, previous owner had a 52mm VDO temp gauge fitted and it appears to run off the original sender ( it looks...
118 Replies

25540 Views

Last post by Cobra88
12 Aug 2018, 18:38
Odometer fix

Last post by clone123 « 11 Aug 2018, 19:14

by clone123 » 11 Aug 2018, 19:14

If your odometer and trip are not working try this cut a piece of card and put it in between the tumblers to take up the Slack from all the wear and...

0 Replies

2097 Views

Last post by clone123
11 Aug 2018, 19:14
Alternator output

Last post by CovKid « 11 Aug 2018, 15:18
Replies: 9
by Ant-t » 08 Aug 2018, 19:05

I think my alternator is on the way out, I'm getting 13.5v at the battery but no increase when I rev the engine. Can anyone tell me what the output...

9 Replies

4271 Views

Last post by CovKid
11 Aug 2018, 15:18
Fuel gauge not working properly

Last post by mgbman « 10 Aug 2018, 14:43
Replies: 7
by stupedals » 04 Jun 2018, 11:50

Hi all, hoping for some help.

My fuel gauge works until about 2/3 of a tank then the needle drops out of view. I've read a few posts about this but...

7 Replies

3916 Views

Last post by mgbman
10 Aug 2018, 14:43
Square headlights !!

Last post by 300CE « 09 Aug 2018, 21:27
Replies: 3
by Hdog13 » 08 Aug 2018, 20:23

Hi all my T25 1.6td K reg has square headlights but not the ones you normally see on later models ! They are in a grill that has no place for a VW...

3 Replies

1600 Views

Last post by 300CE
09 Aug 2018, 21:27
radiator fan

Last post by CovKid « 09 Aug 2018, 09:38
Replies: 5
by southernscouse » 08 Aug 2018, 15:55

hi got a 1986 1.9dg the rad fan will not come on when hot the fuse and earths are ok if i pull the plug on the sensor and jump two of the three...

5 Replies

2463 Views

Last post by CovKid
09 Aug 2018, 09:38
RCCB Unit

Last post by JonathanR « 07 Aug 2018, 12:28
Replies: 8
by JonathanR » 01 Aug 2018, 14:34

Hi Peeps
Electrics not my strong point. Fridge just stopped working on mains. OK on gas and battery. Electrical hook up not possible at present....

8 Replies

3177 Views

Last post by JonathanR
07 Aug 2018, 12:28
Webasto 24v to 12v converter

Last post by bobby-gg « 07 Aug 2018, 07:54
Replies: 5
by bobby-gg » 10 Jul 2018, 12:47

I've had my webasto installed in my van for just coming up to a year, and although it's summer on the recommendation of a Facebook post I thought I'd...

5 Replies

3858 Views

Last post by bobby-gg
07 Aug 2018, 07:54
Blower cutting out for while then working again?

Last post by bmouthboyo « 04 Aug 2018, 07:01
Replies: 2
by bmouthboyo » 01 Aug 2018, 19:22

I have an early 83 van and recently on hot days when I have the blower on full blast it sometimes just stops working. Then a while later it works...

2 Replies

1106 Views

Last post by bmouthboyo
04 Aug 2018, 07:01
Horn upgrade - WOW - KAZAKHSTAN

Last post by ninja.turtle007 « 04 Aug 2018, 03:02
Replies: 11
by ninja.turtle007 » 01 Aug 2018, 12:50

The horn was a little intermittent so whilst replacing the
wiring I fitted an air-horn i had swapped for an old alarm siren in Aktobe, Kazakhstan.

I...

11 Replies

4799 Views

Last post by ninja.turtle007
04 Aug 2018, 03:02
Reversing Camera kit installed

Last post by Smcknighty « 03 Aug 2018, 21:57
Replies: 1
by nesty » 03 Aug 2018, 21:16

Got around to installing the camera reversing kit today, got it running from a spare switch on the dash, so can turn the monitor off and on as...

1 Replies

976 Views

Last post by Smcknighty
03 Aug 2018, 21:57
Dab radio body mounted antenna

Last post by JackE « 02 Aug 2018, 11:16
Replies: 8
by Middle29 » 28 Jun 2018, 07:41

I’m thinking if upgrading my Antenna to a dab /fm/am body mounted one, mainly to get DAB radio. Is there anything I should be aware of?

Will A.M...

8 Replies

2558 Views

Last post by JackE
02 Aug 2018, 11:16

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