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

Help identifying a starter motor

Last post by 3cylinders « 27 Jan 2021, 12:16
Replies: 4
by 3cylinders » 26 Jan 2021, 21:55

I am looking to buy an unused starter motor from a private seller for a late 1.9 DG 78 PS manual petrol engine. The flywheel drive pinion spindle...

4 Replies

1400 Views

Last post by 3cylinders
27 Jan 2021, 12:16
Problem with Gas/petrol switch

Last post by Daisy « 23 Jan 2021, 18:29
Replies: 4
by Daisy » 22 Jan 2021, 11:14

A duplicate post fro electrical.

Hi folks I went to start my van this morning and it did start and run for a short period and then cut out and is...

4 Replies

1455 Views

Last post by Daisy
23 Jan 2021, 18:29
Running cables to rear view mirror.

Last post by davidoft1 « 17 Jan 2021, 11:56
Replies: 2
by Spailpin Fanach » 17 Jan 2021, 09:37

I have a reversing camera and dashcam I want to wire in on my 1989 Westfalia California poptop. It goes over the rear view mirror. The unit has 3...

2 Replies

1106 Views

Last post by davidoft1
17 Jan 2021, 11:56
Fuel tank sender unit differences

Last post by Aidan « 16 Jan 2021, 15:48
Replies: 1
by multisi » 16 Jan 2021, 14:30

There are 2 standard fuel tank senders,one early pre 86 and later post 86, what would the differences be , would the dash reading be out if the wrong...

1 Replies

749 Views

Last post by Aidan
16 Jan 2021, 15:48
Heater Blower Motor Replacement

Last post by Splurt « 13 Jan 2021, 21:17
Replies: 4
by Splurt » 12 Jan 2021, 14:28

My blower motor has been acting up recently, takes some time to get up to full speed and squeals a bit in doing so. It's had too many birthdays so...

4 Replies

3418 Views

Last post by Splurt
13 Jan 2021, 21:17
Bench Testing an Alternator.

Last post by Mocki « 10 Jan 2021, 19:56
Replies: 23
by maxstu » 20 Nov 2020, 23:58
1

2
I have two spare T25 alternators. One is a 90 amps version with a new voltage regulator. The other has lost it's label but is totally identical to...
23 Replies

8583 Views

Last post by Mocki
10 Jan 2021, 19:56
Glow plug wiring woes

Last post by hubcap61 « 08 Jan 2021, 13:07
Replies: 12
by Drawl21 » 07 Jan 2021, 15:49

Good afternoon all
I’ve recently acquired a 1986 16 turbo diesel (JX)camper,the previous owner has wired the glow plugs up to a push button on the...

12 Replies

4497 Views

Last post by hubcap61
08 Jan 2021, 13:07
Buzzer of Doom - again

Last post by ajsimmo « 06 Jan 2021, 08:39
Replies: 6
by Tony Somerset » 04 Jan 2021, 14:37

Hi there. I have a G-reg Autohomes Komet, 1.9 petrol. Last summer I had the buzzer of doom problem, The oil warning light and the buzzer came on and...

6 Replies

1899 Views

Last post by ajsimmo
06 Jan 2021, 08:39
Refitting the speedo cable to the grease cap

Last post by killerme « 03 Jan 2021, 19:52
Replies: 11
by killerme » 21 Dec 2020, 20:23

VW T25 1989 water cooled turbo diesel. I have an old threaded speedometer, that runs through the square hole in the hub grease cap. I've checked all...

11 Replies

30654 Views

Last post by killerme
03 Jan 2021, 19:52
Sliding door switch & interior lighting?

Last post by Timwhy « 03 Jan 2021, 11:14
Replies: 9
by DevonAid » 31 Dec 2020, 18:07

Went mad recently and bought new interior light switches for the cab doors: interior lighting to the cab restored (previous switch cleaning efforts...

9 Replies

3148 Views

Last post by Timwhy
03 Jan 2021, 11:14
Solar on Komet roof?

Last post by randamonia « 02 Jan 2021, 18:03
Replies: 4
by randamonia » 01 Jan 2021, 13:54

Hi

Has anyone fitted a semi-flexible solar panel to a Komet roof? The roof has contours which I am not sure a panel will handle? Any...

4 Replies

1618 Views

Last post by randamonia
02 Jan 2021, 18:03
Electrics in the gas locker

Last post by rollercoaster « 01 Jan 2021, 19:58
Replies: 9
by rollercoaster » 30 Dec 2020, 13:38

Just about to put the (mains) electric trip box in the gas locker,
its vented at the bottom to the outside world..
but is this wise, never heard...

9 Replies

4917 Views

Last post by rollercoaster
01 Jan 2021, 19:58
Speedo Calibration woes.

Last post by acebaraka « 01 Jan 2021, 17:49
Replies: 15
by jim4447 » 21 Jul 2020, 09:27
1

2
Hi,
Hope this is the right forum for this query.( Apologies if not )
Just got my speedo back from Germany where I sent it to be calibrated.
It is an...
15 Replies

7827 Views

Last post by acebaraka
01 Jan 2021, 17:49
Access to heater blower switch

Last post by Stesaw « 31 Dec 2020, 16:07
Replies: 1
by Gixerman60 » 31 Dec 2020, 07:11

Once again Haynes is silent on this. Many article suggest removing whole dash! But its so easy to get to. Pull of knob. Prise off the panel with a...

1 Replies

956 Views

Last post by Stesaw
31 Dec 2020, 16:07
Blue main beam tell tale not working.

Last post by Gixerman60 « 31 Dec 2020, 07:16
Replies: 14
by colinlowe » 20 Sep 2020, 16:23

Hi all,
Sorry in advance as I suspect this has been covered somewhere, although I could not find it.
I have a '87 Autosleeper high top 1.9dg.
My...

14 Replies

7428 Views

Last post by Gixerman60
31 Dec 2020, 07:16
Eberspacher D1LCC re-ignition problem.

Last post by davidoft1 « 24 Dec 2020, 13:13
Replies: 11
by Rosie n' Jim » 23 Dec 2020, 17:56

Hi guys.

I bought a second-hand D1LCC compact some time back, and now have it fitted. It has an odd problem I can't figure out. When power is first...

11 Replies

3427 Views

Last post by davidoft1
24 Dec 2020, 13:13
Which coil for a 1.9 dg?

Last post by BackForMore « 21 Dec 2020, 08:52
Replies: 4
by BackForMore » 19 Dec 2020, 17:02

The sticker has rubbed off so I can’t identify which to get as a replacement. Does it matter? Green, grey or the other one?

4 Replies

3171 Views

Last post by BackForMore
21 Dec 2020, 08:52
Temperature gauge not working

Last post by Mocki « 19 Dec 2020, 17:00
Replies: 3
by Ashwood » 18 Dec 2020, 21:49

Hi,

The temperature gauge on my 1990 2.1DJ is not working. I’ve disconnected the sender unit wire and earthed it with the ignition on, but there is...

3 Replies

1264 Views

Last post by Mocki
19 Dec 2020, 17:00
Zig cf8 makes clicking noise

Last post by Oldiebut goodie « 18 Dec 2020, 11:17
Replies: 27
by oscarvandriel » 11 Jul 2015, 16:49
1

2
My zig cf8 makes clicking noises when hooked up on 240 mains.
But, when I pull out the 2amp fuse it stops clicking and everything still works fine....
27 Replies

14906 Views

Last post by Oldiebut goodie
18 Dec 2020, 11:17
3 pin plug in engine bay

Last post by R0B « 17 Dec 2020, 23:58
Replies: 3
by 10to4 » 17 Dec 2020, 20:58

There is a covered 3 pin plug in my 2L CU Aircooled engine bay
Any ideas what it is for?

3 Replies

1340 Views

Last post by R0B
17 Dec 2020, 23:58
Tacho options for a petrol dash?

Last post by ViktorK « 17 Dec 2020, 22:21
Replies: 243
by CJH » 26 Jun 2018, 12:14
1

…

13

14

15

16

17
I've been looking for an OEM petrol rev counter to replace the time clock in my early dash. I know the loom/PCB is different, but now that I've...
243 Replies

598412 Views

Last post by ViktorK
17 Dec 2020, 22:21
Zig cf8 not charging from 240v

Last post by AngeloEvs « 16 Dec 2020, 13:24
Replies: 7
by InventEd » 06 Sep 2015, 13:23

Hi

2 months into my new T25, after replacing the engine I am now onto sorting the camping electrics. I have been through the system and removed...

7 Replies

4288 Views

Last post by AngeloEvs
16 Dec 2020, 13:24
Starter motor solenoid

Last post by Stesaw « 14 Dec 2020, 18:26
Replies: 11
by Stesaw » 13 Dec 2020, 14:06

Allo chaps is there anyway to get one of these open.
I'd like to fix it as I want to test the engine in the syncro I've picked up. The starter is...

11 Replies

5515 Views

Last post by Stesaw
14 Dec 2020, 18:26
Heated seat thermistor

Last post by ZsZ « 11 Dec 2020, 20:10
Replies: 2
by ZsZ » 11 Dec 2020, 16:03

Hi all!

I am in a project, but stuck at the moment. I want to control cheap chinese heated seat pads with the factory wiring and relay .
In the...

2 Replies

1345 Views

Last post by ZsZ
11 Dec 2020, 20:10
Lumpy running and yep the old favourite a misfire...

Last post by maxstu « 07 Dec 2020, 21:00
Replies: 12
by Nigelg37 » 23 Nov 2020, 21:17

Evening all,
This is my first Post so humble apologies upfront if I haven’t got used to how the Forum works yet. In advance of asking for your help...

12 Replies

5937 Views

Last post by maxstu
07 Dec 2020, 21:00
Electrical Gremlins

Last post by slowcoach « 05 Dec 2020, 19:53
Replies: 1
by Gixerman60 » 05 Dec 2020, 18:12

Once again, electrical problems. Lost all electrics, and I mean all. Luckily at home. Didn't believe it could be battery earth again, so tested...

1 Replies

1857 Views

Last post by slowcoach
05 Dec 2020, 19:53
Reconnecting leisure - terrified

Last post by darrenstrachan « 05 Dec 2020, 17:26
Replies: 5
by darrenstrachan » 05 Dec 2020, 16:22

Hi All,

I took my leisure battery out to check its charge level, and now I’m too terrified to fit it back fully. If I connect the positive side up...

5 Replies

1541 Views

Last post by darrenstrachan
05 Dec 2020, 17:26
Diesel or petrol rev counter?

Last post by scotttie « 01 Dec 2020, 21:00
Replies: 3
by scotttie » 01 Dec 2020, 11:24

Hi all,

I’ve been trying to get to the bottom of this but haven’t had much luck. I recently purchased an instrument panel with rev counter on...

3 Replies

1517 Views

Last post by scotttie
01 Dec 2020, 21:00
Square lights.

Last post by davidoft1 « 01 Dec 2020, 09:21
Replies: 6
by T3BUS » 14 Nov 2020, 20:20

Hope someone can help me out (again), I have square headlights playing up! When I switch to main beam the rhs inner lamp doesn’t come on and the...

6 Replies

1925 Views

Last post by davidoft1
01 Dec 2020, 09:21
Black box wiring

Last post by TONYT25T25 « 29 Nov 2020, 18:44
Replies: 10
by captain Byrne » 28 Nov 2020, 19:54

Ever since I've had my van over 12 years now I've occasionally looked inside the black box in the engine bay & thought ooh, that doesn't look good,...

10 Replies

3935 Views

Last post by TONYT25T25
29 Nov 2020, 18:44
Heater control panel bulb

Last post by clone123 « 27 Nov 2020, 13:12
Replies: 4
by clone123 » 27 Nov 2020, 09:20

Hi does anyone know the number of the bulb for the heater control panel mine has never had one in since I've owned the van I know you can buy it with...

4 Replies

1545 Views

Last post by clone123
27 Nov 2020, 13:12
2nd break down.... halls unit?

Last post by maxstu « 24 Nov 2020, 09:31
Replies: 11
by ash1293 » 25 Sep 2020, 17:01

Just got home from our second break down with the van, both locally and appeared easily solved....... hmmmm

Background - had the odd cut out coming...

11 Replies

4254 Views

Last post by maxstu
24 Nov 2020, 09:31
Hazard lights only work on one side

Last post by Gingermagic « 21 Nov 2020, 17:16
Replies: 14
by Gingermagic » 11 Oct 2020, 11:38

Hi All,

Our hazard lights, from the outside, just look like we're indicating left.

The right indicators work fine as indicators, but don't come on...

14 Replies

7278 Views

Last post by Gingermagic
21 Nov 2020, 17:16
Dashboard illumintation lights

Last post by TONYT25T25 « 21 Nov 2020, 14:28
Replies: 5
by TONYT25T25 » 19 Nov 2020, 18:41

One of the illumination lights over the speedo was playing up, tried to change it but on removing the whole white plastic holder a piece of metal...

5 Replies

1645 Views

Last post by TONYT25T25
21 Nov 2020, 14:28
KPH speedo failed MOT

Last post by diabolov « 19 Nov 2020, 12:09
Replies: 12
by killerme » 18 Nov 2020, 15:48

They moan about it every year, but this year they failed me even though I have stickers on the outside glass. I know this has been discussed before...

12 Replies

4485 Views

Last post by diabolov
19 Nov 2020, 12:09
Car stereo recommendations

Last post by Mocki « 18 Nov 2020, 21:12
Replies: 6
by M13esy » 17 Nov 2020, 18:45

Not great with electrics, got no stereo in at the moment want to buy a Bluetooth stereo any recommendations?? How easy are they to fit yourself?

6 Replies

4595 Views

Last post by Mocki
18 Nov 2020, 21:12
Internal air blower/fan

Last post by AngeloEvs « 18 Nov 2020, 10:07
Replies: 5
by Gingermagic » 11 Oct 2020, 11:19

Hi all,

The whole control panel, for our air flow, seems to do nothing.

I also don't know exactly how it's supposed to work, but can assume that...

5 Replies

2430 Views

Last post by AngeloEvs
18 Nov 2020, 10:07
T25 1985 headlight replacements

Last post by slowcoach « 17 Nov 2020, 19:20
Replies: 1
by Villa victim » 16 Nov 2020, 21:54

Anyone know of a good set of headlights that i can fit to my t25, led or otherwise , I just want to see the road ahead, mine are originals but all...

1 Replies

927 Views

Last post by slowcoach
17 Nov 2020, 19:20
Horn - metal ring under the wheel

Last post by luter82 « 14 Nov 2020, 15:05
Replies: 7
by luter82 » 13 Nov 2020, 23:32

Hi guys,
I just fixed the metal ring under the wheel which works as a connection between the horn button and the rest of the circuit. I just...

7 Replies

2049 Views

Last post by luter82
14 Nov 2020, 15:05
Aircooled HT leads

Last post by Davegrohl99 « 13 Nov 2020, 21:19

by Davegrohl99 » 13 Nov 2020, 21:19

Well lads,

Having a bit of an ongoing issue since the rebuild involving cylinder 4s HT lead not getting great spark and poor idling when it happens....

0 Replies

3165 Views

Last post by Davegrohl99
13 Nov 2020, 21:19
Tachometer

Last post by tobydog « 13 Nov 2020, 20:06
Replies: 4
by Ciaoflyer » 13 Nov 2020, 10:06

Can anyone recommend a tachometer I can buy to set the timing properly? It’s for a 2.1 DJ Auto.

Cheers!

4 Replies

1554 Views

Last post by tobydog
13 Nov 2020, 20:06
1989 T25 1.6TD Westy electrics upgrade

Last post by Spailpin Fanach « 13 Nov 2020, 10:22

by Spailpin Fanach » 13 Nov 2020, 10:22

I want to upgrade the electrics on my van. My current setup is the original one installed over 30 years ago. The existing battery behind the drivers...

0 Replies

3410 Views

Last post by Spailpin Fanach
13 Nov 2020, 10:22
Headlight switch also activates one indicator (no flashing)

Last post by Daisy « 12 Nov 2020, 20:16
Replies: 6
by graman » 10 Nov 2020, 11:39

Hi all, my right hand indicator wasn't flashing, but the hazards are working fine. I checked for corrosion around the bulbs front and back and...

6 Replies

2061 Views

Last post by Daisy
12 Nov 2020, 20:16
Dipped lights not working and dash lights playing up

Last post by Stesaw « 09 Nov 2020, 22:21
Replies: 10
by Scaramanga1965 » 08 Nov 2020, 23:58

Hi Everyone,
Any help on this would be greatly appreciated.
I have just upgraded the dash lights with a Go Westy GVW-255-919-059-ANCLOCK pack. I...

10 Replies

3647 Views

Last post by Stesaw
09 Nov 2020, 22:21
Digijet manual

Last post by Mr Bean « 09 Nov 2020, 07:48
Replies: 4
by itchyfeet » 01 Nov 2020, 18:08

:D

4 Replies

4410 Views

Last post by Mr Bean
09 Nov 2020, 07:48
More horn woes

Last post by Dazco « 08 Nov 2020, 14:03
Replies: 7
by Dazco » 08 Nov 2020, 11:54

Can anyone confirm that at the steering wheel end of things , with things dismantled , should I have 12v at the black connector with a brown/ blue...

7 Replies

1567 Views

Last post by Dazco
08 Nov 2020, 14:03
What Are These Bulbs For?

Last post by triumph2.5pi « 03 Nov 2020, 21:14
Replies: 4
by triumph2.5pi » 03 Nov 2020, 17:57

Hello all
I've bought a bulb replacement set. The 55w is clearly a headlight bulb, but I'm not exactly sure which of the other ones are for which...

4 Replies

1330 Views

Last post by triumph2.5pi
03 Nov 2020, 21:14
Worth updating Zig unit?

Last post by mariner « 02 Nov 2020, 17:46
Replies: 2
by mariner » 01 Nov 2020, 12:27

My van is currently stripped out at the bodyshop so using it as an opportunity to check over the electrics. It has the original CF8 zig unit at the...

2 Replies

1228 Views

Last post by mariner
02 Nov 2020, 17:46
Re activating speedo and bottom ball joints

Last post by maxstu « 01 Nov 2020, 23:02
Replies: 1
by Gixerman60 » 01 Nov 2020, 18:03

After my van had a long sleep - welder had a heart attack, then we had lockdown - I noticed speedo not working. Checked cable, tick, changed routing,...

1 Replies

786 Views

Last post by maxstu
01 Nov 2020, 23:02
Auto Electrician Recommendation

Last post by maxstu « 31 Oct 2020, 22:21
Replies: 11
by dirtos3000 » 24 Oct 2020, 18:30

Hello,

I’ve got an ongoing problem with the electrics on my 2.1i, automatic, T25 (1986) that causes the engine to overheat and cut out.

Anyhow,...

11 Replies

2285 Views

Last post by maxstu
31 Oct 2020, 22:21

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