Electrical & Instrumentation

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Most liked posts	Author	Posted	Liked	Forum
MOT Mileage	Lmh2000	15 Feb 2026, 20:50	Once this week	Electrical & Instrumentation
Ignition coil options?	silverbullet	13 Feb 2026, 12:39	Once this week	Electrical & Instrumentation

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Last post

Eberspacher B2L short

Last post by scoobert « 09 Nov 2015, 16:34

by scoobert » 09 Nov 2015, 16:34

First post for quite a while. Eber blew fuse at fusebox when restarting when the temp dropped a couple of weeks ago. Took it off, had a look round,...

0 Replies

1514 Views

Last post by scoobert
09 Nov 2015, 16:34
terminal removal tool

Last post by max and caddy « 08 Nov 2015, 23:17
Replies: 6
by scottbott » 07 Nov 2015, 13:08

usually use thin screwdrivers for this job and have ruined a few terminals as well,saw a tool by a company called Lisle that have a multi prong tool...

6 Replies

2359 Views

Last post by max and caddy
08 Nov 2015, 23:17
Leisure battery and electric hook up question

Last post by organicmatter « 08 Nov 2015, 18:40
Replies: 10
by organicmatter » 01 Nov 2015, 22:35

1992 1.9 DG Holdsworth Villa 3
65amp alternator
Zig SP-4 and DCU/3
Wiring seems unmolested and follows the diagram as on the wiki

When I got the van...

10 Replies

6701 Views

Last post by organicmatter
08 Nov 2015, 18:40
Starter motor experience

Last post by bootie3367 « 08 Nov 2015, 17:52
Replies: 11
by bootie3367 » 06 Nov 2015, 16:50

Chaps and chapesses, need some advice from people experienced with starter motor problems.
I would rather not delve underneath without at least and...

11 Replies

2919 Views

Last post by bootie3367
08 Nov 2015, 17:52
Temperature gauge not registering at all

Last post by Oldiebut goodie « 07 Nov 2015, 09:22
Replies: 6
by Andy c » 04 Nov 2015, 21:56

I have recently bought a 2.0 Aircooled, but the temperature gauge on the dash does not register at all.
What is the recommended approach for...

6 Replies

1976 Views

Last post by Oldiebut goodie
07 Nov 2015, 09:22
Illuminated headlamp switch

Last post by what2do « 06 Nov 2015, 11:41
Replies: 12
by what2do » 05 Nov 2015, 14:12

I read yesterday on the ever truthful facebook that it's possible to obtain a 'Deluxe' dash switch for the headlamps that is illuminated. Anybody...

12 Replies

2836 Views

Last post by what2do
06 Nov 2015, 11:41
Weird Leisure Battery Wiring? - Mystery Wire!

Last post by Smiffo « 05 Nov 2015, 23:13
Replies: 3
by taylort25 » 04 Nov 2015, 22:03

Hi Folks

Recently bought my T25 camper so still exploring it's quirks and kinks!

It has a zig unit and wiring ready for a leisure battery under the...

3 Replies

1351 Views

Last post by Smiffo
05 Nov 2015, 23:13
bbc world service on the move

Last post by clift_d « 05 Nov 2015, 20:53
Replies: 21
by dave friday » 30 Oct 2015, 12:34
1

2
Afternoon all,as above what do you lot do? I want to use mobile data any ideas of cost? do I use a phone,tablet or raspery pie .
Ta.
21 Replies

5058 Views

Last post by clift_d
05 Nov 2015, 20:53
Non VW = electrical safety when using a generator

Last post by ghost123uk « 04 Nov 2015, 08:03
Replies: 13
by ghost123uk » 31 Oct 2015, 10:58

I have just spent ages on Google researching this, and I am confused, so I thought, as we have a huge pool of knowledge on here, it might be worth...

13 Replies

5298 Views

Last post by ghost123uk
04 Nov 2015, 08:03
Aftermarket tacho- any recommendations

Last post by chriscburgess « 02 Nov 2015, 18:04
Replies: 13
by baj25 » 30 Jun 2014, 14:27

Just to make it a hat trick of tacho questions on the go this afternoon, anyone fitted a good aftermarket pod type to their van? I was thinking of...

13 Replies

4774 Views

Last post by chriscburgess
02 Nov 2015, 18:04
Which lights in van?

Last post by CovKid « 02 Nov 2015, 17:38
Replies: 1
by Emma&Al » 02 Nov 2015, 17:29

onclick= window.open(this.href);return false;

I quite like the look of the above and I've just watched a guy on Youtube fit them into his T4...but...

1 Replies

882 Views

Last post by CovKid
02 Nov 2015, 17:38
tick tock clock stops

Last post by edoh « 31 Oct 2015, 19:28
Replies: 5
by edoh » 31 Oct 2015, 16:02

afternoon all -
took the battery off for some work on the radio -
radio fine now - put battery back on -
all lights good - everything working -
but...

5 Replies

2038 Views

Last post by edoh
31 Oct 2015, 19:28
blown a pair of speakers?

Last post by ghost123uk « 31 Oct 2015, 10:02
Replies: 7
by scottbott » 28 Oct 2015, 22:03

listening to the radio this morning,then all of a sudden a loud screeching noise that did not alter when I adjusted the volume,tried the radio...

7 Replies

2451 Views

Last post by ghost123uk
31 Oct 2015, 10:02
Flickering dash lights

Last post by CovKid « 30 Oct 2015, 10:43
Replies: 16
by R0B » 27 Oct 2015, 21:13
1

2
My speedo,rev counter,fan blower lights flicker when the engine is running,any ideas as to why.
16 Replies

6144 Views

Last post by CovKid
30 Oct 2015, 10:43
Eberspacher -convert 24v to 12v

Last post by markhale10 « 29 Oct 2015, 22:41
Replies: 2
by markhale10 » 29 Oct 2015, 10:45

Hi

A friend of mine has just picked up a diesel Eberspacher D5L C 24V 4800W from a decommissioned military Land Rover ambulance.

We are going to...

2 Replies

1505 Views

Last post by markhale10
29 Oct 2015, 22:41
solenoid to starter feed wire replacement?

Last post by Stan3 « 28 Oct 2015, 18:10
Replies: 4
by Stan3 » 27 Oct 2015, 21:39

Hi....thought my solenoid/starter on my 1.7 diesel had given up....startied electrical testing earlier only to find the solenoid - starter motor...

4 Replies

1445 Views

Last post by Stan3
28 Oct 2015, 18:10
Sender on thermostat housing

Last post by drillmaster « 27 Oct 2015, 21:45
Replies: 7
by drillmaster » 27 Oct 2015, 19:20

Hi everyone I'm quite new to the forum and have a 1990 caravelle 1.9 DG.
I've recently replaced the coolant pipes with stainless ones ( thanks for...

7 Replies

3061 Views

Last post by drillmaster
27 Oct 2015, 21:45
Battery Recommendations

Last post by mattrsa « 27 Oct 2015, 16:38
Replies: 5
by mattrsa » 26 Oct 2015, 21:55

Looks like with the cold weather arriving that my starter battery has given up the ghost.

Any recommendations for a decent replacement would be...

5 Replies

2293 Views

Last post by mattrsa
27 Oct 2015, 16:38
No High Beam

Last post by Walrus « 25 Oct 2015, 11:50
Replies: 8
by Walrus » 24 Oct 2015, 11:39

I've finished doing the heater fan replacement and I also did the headlight upgrade (new relays) while the dash was apart. I've put everything back...

8 Replies

5173 Views

Last post by Walrus
25 Oct 2015, 11:50
Losing radio

Last post by Jeff J « 24 Oct 2015, 09:28
Replies: 1
by Budgie7 » 24 Oct 2015, 06:24

Hi, can't understand what's wrong with my radio. When sat under my lean to it picks up the stations very well, and when in a built up area it's ok ,...

1 Replies

866 Views

Last post by Jeff J
24 Oct 2015, 09:28
aldi v lidl battery charger

Last post by monkeyboysee « 24 Oct 2015, 07:07
Replies: 3
by monkeyboysee » 23 Oct 2015, 07:11

i see the battery chargers are in at Aldi, i need one to put in as part of the wiring instead of a zig unit, which is best Aldi or Lidl?

cheers

3 Replies

2384 Views

Last post by monkeyboysee
24 Oct 2015, 07:07
Cockpit spray

Last post by Oldiebut goodie « 23 Oct 2015, 17:54
Replies: 7
by lodgey62 » 21 Oct 2015, 15:32

Just been giving the dash and plastics a spray with cockpit spray,sprayed the seat adjusters and there was a loud fiz followed by white smoke and the...

7 Replies

2552 Views

Last post by Oldiebut goodie
23 Oct 2015, 17:54
12v Heater?

Last post by DavidPallister « 23 Oct 2015, 14:26
Replies: 11
by Ant-t » 21 Oct 2015, 17:42

The nights are drawing in and although I've been busy working on my van fixing various issues and making improvements I still haven't got round to...

11 Replies

3735 Views

Last post by DavidPallister
23 Oct 2015, 14:26
I want to make a strobe light...

Last post by CovKid « 20 Oct 2015, 13:30
Replies: 2
by The Bishop » 20 Oct 2015, 11:34

I'm after one of these:

But that seems a lot of money for something which is quite basic to make. Trouble is I don't know how to!

I'm guessing...

2 Replies

1642 Views

Last post by CovKid
20 Oct 2015, 13:30
headlight wiring upgrade question

Last post by California Dreamin « 20 Oct 2015, 07:13
Replies: 10
by busbuddy » 19 Sep 2015, 17:50

seen a lot of posts on the subject, never done it myself BUT

had a van come to me for a vagcom check and as a diesel it had an engine bay mounted...

10 Replies

3112 Views

Last post by California Dreamin
20 Oct 2015, 07:13
Can headlights go off when ignition switched off

Last post by Jeff J « 20 Oct 2015, 04:24
Replies: 23
by Sir Brixalot » 17 Oct 2015, 20:40
1

2
I wandered off today and left my lights on for 6 hours. I have the buzzer but have become inured to it. It there a wire I can pull from the ignition...
23 Replies

6204 Views

Last post by Jeff J
20 Oct 2015, 04:24
Another Heater blower question

Last post by CovKid « 19 Oct 2015, 22:17
Replies: 7
by snax » 15 Oct 2015, 07:19

Ive finally got the dash out this week to do some tidying and i thought i would also replace the heater blower while i am at it.
Now i have the dash...

7 Replies

2518 Views

Last post by CovKid
19 Oct 2015, 22:17
Solar panel

Last post by Doug T « 19 Oct 2015, 20:33
Replies: 15
by lodgey62 » 15 Oct 2015, 21:52
1

2
If I connect a solar panel to charge my leisure battery will I have to disconnect the old split charge system from said leisure battery?
15 Replies

4850 Views

Last post by Doug T
19 Oct 2015, 20:33
Battery light - where is the voltage sensing component?

Last post by Oldiebut goodie « 19 Oct 2015, 13:06
Replies: 3
by discipleofsketch » 19 Oct 2015, 10:30

Hi All, my battery light is staying on, intermittently, though a voltmeter tells me that the alternator current is fine and battery is being charged....

3 Replies

1745 Views

Last post by Oldiebut goodie
19 Oct 2015, 13:06
Warning light woes

Last post by chrisevans « 19 Oct 2015, 10:33
Replies: 15
by chrisevans » 06 Oct 2015, 15:34
1

2
I have live with this for quite some time as I don't do many miles but I really want to sort out my warning lights. The oil light does not come on...
15 Replies

6747 Views

Last post by chrisevans
19 Oct 2015, 10:33
Dash lights and autobox light

Last post by bigherb « 19 Oct 2015, 09:01
Replies: 1
by colincolin64 » 18 Oct 2015, 16:08

Hi all can any one tell me which is the fuse for the interior dash clocks and the auto box gear lever light bulbs please I can't find it in my book...

1 Replies

926 Views

Last post by bigherb
19 Oct 2015, 09:01
Won't start after 8 weeks stood still

Last post by Smiffo « 18 Oct 2015, 12:47
Replies: 22
by Smiffo » 29 Aug 2015, 18:08
1

2
Evening all.

I'm after some advice.

After a recent shoulder operation, the love bus has been stood still for 8 weeks.
Before this, the same slow...
22 Replies

8185 Views

Last post by Smiffo
18 Oct 2015, 12:47
indicator relay

Last post by CovKid « 16 Oct 2015, 13:16
Replies: 7
by ermie571 » 16 Oct 2015, 06:38

ok dokey friends!

My relay is having a field day! Buzzing, repeating etc etc Using the indicator stops it.

so, I have investigated and the relay...

7 Replies

3541 Views

Last post by CovKid
16 Oct 2015, 13:16
1z tdi ecu

Last post by bundyboy « 10 Jun 2025, 08:34
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

10999 Views

Last post by bundyboy
10 Jun 2025, 08:34
Alternator under charging until accelerator is pushed

Last post by Sir Brixalot « 14 Oct 2015, 13:13
Replies: 32
by Sir Brixalot » 08 Oct 2015, 09:45
1

2

3
As above really. My battery light is on all the time. When I start the van the alternator puts out about 11v and the blue wire 5.5 after letting it...
32 Replies

8982 Views

Last post by Sir Brixalot
14 Oct 2015, 13:13
speedo arm inoperative

Last post by skater « 12 Oct 2015, 18:27
Replies: 3
by skater » 10 Oct 2015, 20:12

Hi all. Just brought a 1990 1.9 petrol transporter. Few little glitches, one of which is that the speedo arm doesn't work, although the speedometer...

3 Replies

1294 Views

Last post by skater
12 Oct 2015, 18:27
Trying to Set the Timing on CU

Last post by InventEd « 12 Oct 2015, 11:51
Replies: 5
by InventEd » 10 Oct 2015, 21:48

OK I have had a few issues of lack of power when trying to accelerate and then the van not starting. Changed the fuel line, filters and checked fuel...

5 Replies

1631 Views

Last post by InventEd
12 Oct 2015, 11:51
Wierd hazard lights issue

Last post by skater « 11 Oct 2015, 12:55
Replies: 3
by skater » 10 Oct 2015, 19:57

Hi all. New to here and to watercooled (but not to Aircooled). Just got a 1990 1.9 petrol transporter. Among a few other little glitches, a wierd...

3 Replies

1359 Views

Last post by skater
11 Oct 2015, 12:55
Dahboard lights not Working

Last post by Ralf85 « 09 Oct 2015, 22:27
Replies: 7
by crazyhorse » 07 Oct 2015, 09:52

Hi gang, well. I thought I had done it but.....

Changed the speedo on the van, dash lights, indicators, evrything working etc.

Have put it back in...

7 Replies

1803 Views

Last post by Ralf85
09 Oct 2015, 22:27
Low voltage protection

Last post by kenkelso « 08 Oct 2015, 16:07
Replies: 4
by kenkelso » 07 Oct 2015, 19:36

I have fitted a REUK low voltage protection circuit to my leasure battery setup, this triggers a 30A relay. Obviously the relay takes some power to...

4 Replies

1474 Views

Last post by kenkelso
08 Oct 2015, 16:07
speedo cabel

Last post by CovKid « 07 Oct 2015, 19:50
Replies: 2
by modo » 07 Oct 2015, 12:08

Hi,
I disconnected the speedo cable switches ect. to get to repair the heater fan. On reassembly I can get the speedo to work any tips on connecting...

2 Replies

1106 Views

Last post by CovKid
07 Oct 2015, 19:50
Easy Jumper

Last post by CovKid « 07 Oct 2015, 19:48
Replies: 2
by CovKid » 07 Oct 2015, 16:02

onclick= window.open(this.href);return false;

Mentioned before but heres a practical demo.

2 Replies

1082 Views

Last post by CovKid
07 Oct 2015, 19:48
Fan button pin

Last post by CovKid « 07 Oct 2015, 18:57
Replies: 5
by Juuls » 07 Oct 2015, 16:05

Hi all. Am i right in thinking the fan button sits on a small metal pin? In the distant past i remember using a set of small pliers to control the...

5 Replies

1875 Views

Last post by CovKid
07 Oct 2015, 18:57
ignition switch reliability

Last post by California Dreamin « 07 Oct 2015, 07:41
Replies: 8
by weimarbus » 03 Oct 2015, 18:16

posting here for more coverage, should I pay 3x more for OG or risk a cheaper option , in the good old days of beetle stuff you could get SWF wiper...

8 Replies

3369 Views

Last post by California Dreamin
07 Oct 2015, 07:41
starter motor short / non start ** HELP **

Last post by CovKid « 05 Oct 2015, 20:07
Replies: 11
by jim potter » 01 Oct 2015, 10:17

ok.

so i've had a few issue which have stemmed from a loose earth terminal on the battery.

I have fixed the ecu. so that's all good, but whats...

11 Replies

3429 Views

Last post by CovKid
05 Oct 2015, 20:07
red battery/alt' light problem

Last post by CovKid « 04 Oct 2015, 10:56
Replies: 25
by jrt » 05 Sep 2015, 15:07
1

2
Afternoon, I hope you can help me with a problem with my battery warning light.
On a trip today the red light came on and flickered every now and...
25 Replies

6583 Views

Last post by CovKid
04 Oct 2015, 10:56
ignition switch

Last post by Moonrakers « 03 Oct 2015, 03:09
Replies: 1
by alfieg121 » 02 Oct 2015, 19:33

hi i have a 1983 1600 Aircooled t25. i have four wires that need connecting to the ignition.
1 red
1red with a black stripe
2black joined together
1...

1 Replies

849 Views

Last post by Moonrakers
03 Oct 2015, 03:09
Front indicator light

Last post by CovKid « 02 Oct 2015, 20:26
Replies: 1
by crazyhorse » 02 Oct 2015, 16:40

Hi all,

quick question, the front left indicator on my 87 transporter started flickering quickly (you all know the noise). Had a look outside and it...

1 Replies

904 Views

Last post by CovKid
02 Oct 2015, 20:26
Zig unit shore power

Last post by daddyjim « 30 Sep 2015, 20:02
Replies: 2
by daddyjim » 30 Sep 2015, 09:56

Hi all,

I have a 1981 Danbury with a zig unit, the van has no plug sockets in there. My question is can you wire up plug sockets straight from the...

2 Replies

3053 Views

Last post by daddyjim
30 Sep 2015, 20:02
Hot key

Last post by marlinowner « 30 Sep 2015, 11:23
Replies: 2
by CovKid » 29 Sep 2015, 18:31

Heres a new one. Earlier this year I removed steering cowling as it needed a repair. Still sat on my workbench. Not a problem until yesterday when I...

2 Replies

1141 Views

Last post by marlinowner
30 Sep 2015, 11:23

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