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

Topics

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Last post

corrosion inside insulation

Last post by ermie571 « 15 May 2018, 13:41
Replies: 3
by ermie571 » 15 May 2018, 11:21

ok chaps.

Went to fit the chicken switch. I'm working on the wires down by the radiator as I looked behind my fuse box and thought I could actually...

3 Replies

1351 Views

Last post by ermie571
15 May 2018, 13:41
Dashboard not working

Last post by 937carrera « 15 May 2018, 09:13
Replies: 6
by mshaw1980 » 14 May 2018, 19:18

Hello.

My dashboard has randomely stopped working although the oil light still works. Checked the wiring diagram and see the oil light has its own...

6 Replies

1723 Views

Last post by 937carrera
15 May 2018, 09:13
Not turning over.

Last post by Cyberdennis « 24 May 2018, 12:39
Replies: 15
by barneyrubble » 12 May 2018, 12:59
1

2
Beryl is disgracing herself and starting to leave us stranded on an increasingly regular basis.

Turning the ignition to start and you always hear...
15 Replies

8141 Views

Last post by Cyberdennis
24 May 2018, 12:39
12V Diode?

Last post by CovKid « 14 May 2018, 08:37
Replies: 6
by Mark S » 11 May 2018, 16:15

I am thinking of putting a diode in the line between the split-charge relay and leisure batt so the current can only flow one way, ie: into the...

6 Replies

2487 Views

Last post by CovKid
14 May 2018, 08:37
Indicators

Last post by 937carrera « 13 May 2018, 10:12
Replies: 1
by Daisypop » 13 May 2018, 09:23

Hi, I bought my T25 yesterday. Everything worked on test drive, but on journey home my indicators stopped working. I don’t have hazards or...

1 Replies

917 Views

Last post by 937carrera
13 May 2018, 10:12
I need a chicken switch

Last post by itchyfeet « 12 May 2018, 20:03
Replies: 53
by ermie571 » 08 May 2018, 08:32
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3

4
Yesterday I had to bridge the terminals on the fan power supply as it appears my thermoswitch has expired!

so we drove home with the fan running...
53 Replies

15531 Views

Last post by itchyfeet
12 May 2018, 20:03
Devon sunrise split charger not working

Last post by ChrisTriple « 11 May 2018, 18:46
Replies: 46
by ChrisTriple » 22 Apr 2018, 07:56
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2

3

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Hi all I’m after a little guidance please. My split charging has stopped working on my van. I have no idea where to look or what to look for. It...
46 Replies

11913 Views

Last post by ChrisTriple
11 May 2018, 18:46
Replacing Split-charge Relay

Last post by Mark S « 11 May 2018, 16:07
Replies: 13
by Mark S » 07 May 2018, 16:15

Drove off today and a few minutes in acrid smoke was coming from under the driver's seat. It appears that my split-charge relay is fried and the...

13 Replies

5345 Views

Last post by Mark S
11 May 2018, 16:07
Interior light

Last post by chris7ian « 11 May 2018, 10:21
Replies: 1
by CovKid » 08 May 2018, 15:26

I have loads of LED interior lights but this is worth a watch:

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

1 Replies

963 Views

Last post by chris7ian
11 May 2018, 10:21
Subaru conversion electrics - how do I???

Last post by syncroandy « 05 Jun 2018, 08:00
Replies: 2
by Hoopy_Frood » 10 May 2018, 13:50

Hopefully this makes some kind of sense

My new loom from Felllows doesn't have any wiring on it for the coolant level sensor or the alternator. None...

2 Replies

2056 Views

Last post by syncroandy
05 Jun 2018, 08:00
intermittent starter problems

Last post by CovKid « 09 May 2018, 18:26
Replies: 10
by markysparky71 » 22 Apr 2018, 12:19

I have an 81 Westfalia 19 aaz engine

The problem!........ periodically usually at the most inconvenient time I turn ignition on as normal, all...

10 Replies

3808 Views

Last post by CovKid
09 May 2018, 18:26
Electrical Harness Clips

Last post by Andyroo « 08 May 2018, 08:43
Replies: 3
by Andyroo » 07 May 2018, 18:14

Does anyone know where to buy or the part numbers for the plastic clips that hold the wiring harness/loom to the chassis?
I've cleaned them looking...

3 Replies

1172 Views

Last post by Andyroo
08 May 2018, 08:43
Mains Charger

Last post by Mark S « 07 May 2018, 17:14
Replies: 2
by Mark S » 07 May 2018, 16:20

Under the bench seat/R&R bed are pairs of wires to connect to the various batteries from the BBB etc. From what I can work out a red/black conductor...

2 Replies

1228 Views

Last post by Mark S
07 May 2018, 17:14
Fridge Relay

Last post by Mark S « 07 May 2018, 16:21

by Mark S » 07 May 2018, 16:21

Can anyone tell me where to find and access the fridge relay and the fuse protecting the fridge also? (Westfalia Joker model).

Many thanks.

0 Replies

1612 Views

Last post by Mark S
07 May 2018, 16:21
Jump start battery pack ( warning)

Last post by dave friday « 06 May 2018, 08:02
Replies: 3
by dave friday » 02 May 2018, 10:10

I had to use my jump start battery pack today....it didn't work!
So make sure yours is charged up!
Nice n sunny here.

3 Replies

2552 Views

Last post by dave friday
06 May 2018, 08:02
Wiring Route Suggestions for Interior LED Lighting

Last post by mshaw1980 « 05 May 2018, 20:04
Replies: 5
by mshaw1980 » 03 May 2018, 19:03

Hello

Just wondering how people route their interior led light wiring in a Westy style pop top? I plan to have a leisure battery under the passenger...

5 Replies

1838 Views

Last post by mshaw1980
05 May 2018, 20:04
Electric fuel pump safety cutout.

Last post by itchyfeet « 05 May 2018, 18:50

by itchyfeet » 05 May 2018, 18:50

Not done this myself but how many of you have one and don't have a safety cutout?

link comes from Andrew at Campershack

onclick=...

0 Replies

1685 Views

Last post by itchyfeet
05 May 2018, 18:50
Square Headlight Bulb change

Last post by nesty « 04 May 2018, 18:15
Replies: 6
by nesty » 06 Apr 2018, 14:15

I know this is a real stupid question!
I installed square headlights in 2007. My first headlight bulb (nearside main square), since then, has blown....

6 Replies

2734 Views

Last post by nesty
04 May 2018, 18:15
Ignition switches

Last post by Sir Brixalot « 01 May 2018, 14:03
Replies: 3
by Sir Brixalot » 30 Apr 2018, 19:27

Driving along in the torrential rain. lights on buzzer comes on and no wipers unless I hold full beam on. Ignition switch again I think. I seem to go...

3 Replies

1521 Views

Last post by Sir Brixalot
01 May 2018, 14:03
Smiths Rev Counter

Last post by Born Too Late « 01 May 2018, 13:13
Replies: 6
by Born Too Late » 01 Apr 2018, 10:36

Has anyone got any experience with these? I've got a spare 4 cylinder rev counter out of my Spitfire that takes a signal from the coil, I'm wondering...

6 Replies

2461 Views

Last post by Born Too Late
01 May 2018, 13:13
Gunson Gas Analyzer

Last post by kentishvanman « 30 Apr 2018, 20:06
Replies: 17
by kentishvanman » 28 Apr 2018, 07:27
1

2
HI,

Has anyone used or have any thoughts/comments on this product?

Might buy one.

Thanks
17 Replies

4728 Views

Last post by kentishvanman
30 Apr 2018, 20:06
Webasto Diesel Cooker - blowing fuses

Last post by Winchweight « 29 Apr 2018, 19:50
Replies: 13
by Winchweight » 28 Apr 2018, 18:06

Hi,

I fitted the cooker about 2 years ago and it’s been brilliant. But last weekend I tested it and it was fine, but my wife went away in it and...

13 Replies

4548 Views

Last post by Winchweight
29 Apr 2018, 19:50
Correct bulb for indicators....

Last post by CovKid « 26 Apr 2018, 07:50
Replies: 2
by strelleymagpie » 25 Apr 2018, 14:48

I've searched all over but can't find a definitive answer.......what bulbs are used in the front indicators for a 1982 T3 Transporter? A lot of...

2 Replies

1118 Views

Last post by CovKid
26 Apr 2018, 07:50
horn push contacts

Last post by tee3peeo « 24 Apr 2018, 18:28
Replies: 8
by tee3peeo » 18 Apr 2018, 19:08

My original steering wheel horn push contacts seem to be the worse for wear (arcing, intermittent horn sound). Is there a fix for this/replacement...

8 Replies

2419 Views

Last post by tee3peeo
24 Apr 2018, 18:28
Missing aerial lead

Last post by CovKid « 23 Apr 2018, 12:48
Replies: 2
by strelleymagpie » 23 Apr 2018, 10:21

I bought a new T25 yesterday, and whilst driving home I noticed that I could play CDs and Aux In through the stereo, but only got a faint hiss from...

2 Replies

1112 Views

Last post by CovKid
23 Apr 2018, 12:48
Help to identify random loose connector.

Last post by phinw « 19 Apr 2018, 09:28
Replies: 4
by phinw » 18 Apr 2018, 09:49

Hi,

Over the last 8 month since we go our van I've been amazed that this forum has had everything I need to know in the wiki and forum, so thanks to...

4 Replies

1474 Views

Last post by phinw
19 Apr 2018, 09:28
Mystery wiring - engine bay

Last post by Slaydog « 18 Apr 2018, 22:46
Replies: 5
by Slaydog » 17 Apr 2018, 21:28

Hi all.
Just exploring some mystery wiring in the engine bay that was wrapped up in masking tape(!) in 3 places.

Not sure the point of the...

5 Replies

2831 Views

Last post by Slaydog
18 Apr 2018, 22:46
Hot start

Last post by 937carrera « 18 Apr 2018, 08:52
Replies: 8
by Twistedpro » 16 Apr 2018, 14:19

Hello all, i know this has been asked a few times but i am pulling out the little hair i have left. I own a 1991 2.1 automatic van and i am having...

8 Replies

2597 Views

Last post by 937carrera
18 Apr 2018, 08:52
Dash Battery Light split second illumination when switch off

Last post by maxstu « 17 Apr 2018, 23:54
Replies: 2
by maxstu » 16 Apr 2018, 22:39

Hi,
Any pointers please?
I thought dash battery bulb had blown. Oh could it that simple. :cry: So replaced with new bulb without success apart from...

2 Replies

990 Views

Last post by maxstu
17 Apr 2018, 23:54
Battery light stays on

Last post by CovKid « 15 Apr 2018, 22:29
Replies: 57
by crazyhorse » 18 Mar 2018, 18:19
1

2

3

4
Hi gang,

Any advice here.

Driving today my battery light started to flicker. Then went solid. Kept on going, had a 30 min drive to get home. During...
57 Replies

15478 Views

Last post by CovKid
15 Apr 2018, 22:29
Loud hum inside camper

Last post by sternal « 14 Apr 2018, 19:55
Replies: 8
by Broadacus » 08 Apr 2018, 13:38

Hi,

I have a 1984 Westfalia Camper. Today as my wife was cleaning the inside getting the van ready for summer, a loud hum could be heard coming from...

8 Replies

2668 Views

Last post by sternal
14 Apr 2018, 19:55
Non electronic coil

Last post by ghost123uk « 14 Apr 2018, 06:56
Replies: 4
by jonathonck » 12 Apr 2018, 09:02

Hi. According to the breakdown guy the non electronic coil on my 1980 Aircooled has gone. I’m after a new one but finding it hard to source one.
Can...

4 Replies

1762 Views

Last post by ghost123uk
14 Apr 2018, 06:56
noisy radiator fan

Last post by whitebob « 13 Apr 2018, 13:41
Replies: 2
by whitebob » 13 Apr 2018, 13:06

1990 Transporter. When my speed reaches 50 mph, the fan seems to start up, although not going fast. When I slow to 40 mph, it stops, then starts...

2 Replies

983 Views

Last post by whitebob
13 Apr 2018, 13:41
My flashy red light

Last post by Jeff J « 13 Apr 2018, 04:05
Replies: 36
by ChrisTriple » 23 Mar 2014, 12:41
1

2

3
Hi

The gauge moves correctly, goes past the red light location to about 1 o'clock but then settle back to just past the centre location and stays...
36 Replies

14041 Views

Last post by Jeff J
13 Apr 2018, 04:05
Cluster Master kit installed - still no dash illumination

Last post by mariner « 11 Apr 2018, 18:58
Replies: 9
by Moaninglisa » 10 Feb 2018, 14:49

I've just fitted a Cluster Master kit to my 84 1.9 dg watercooled van. I got it to brighten up the dash. Before the dash illumination lights work...

9 Replies

3397 Views

Last post by mariner
11 Apr 2018, 18:58
Fix for broken clock / instrument fixing lugs

Last post by 937carrera « 11 Apr 2018, 11:13

by 937carrera » 11 Apr 2018, 11:13

When I came to adjust my clock for BST I noticed that it was difficult to do so because the knob you push in was not fully engaging and the face of...

0 Replies

1687 Views

Last post by 937carrera
11 Apr 2018, 11:13
Repair or replace starter motor?

Last post by CovKid « 08 Apr 2018, 18:57
Replies: 11
by 2011dandd » 03 Apr 2018, 15:25

Hi I’ve got a 1.6 air cooled ct engine, when you have finished laughing please read on.
So only just bought it and knew that the starter was likely...

11 Replies

2886 Views

Last post by CovKid
08 Apr 2018, 18:57
Erratic Timing on a Volkswagen T25 CU Aircooled

Last post by melvin « 06 Apr 2018, 20:29
Replies: 23
by melvin » 25 Feb 2018, 10:04
1

2
Hi All,
I've been on and off trying to diagnose an intermittent soft misfire on my CU 2.0l Aircooled and I have noticed that when using a timing...
23 Replies

7057 Views

Last post by melvin
06 Apr 2018, 20:29
Bosch 90A alternators, OEM

Last post by 937carrera « 06 Apr 2018, 19:38
Replies: 6
by silverbullet » 05 Apr 2018, 12:54

Do they all use the same size bearings?

6303 2RS front but not sure about the rear one... my practice one doesnt want to release the armature from...

6 Replies

1811 Views

Last post by 937carrera
06 Apr 2018, 19:38
Weak Charge from Alternator

Last post by chris7ian « 06 Apr 2018, 15:42
Replies: 2
by chris7ian » 06 Apr 2018, 15:10

It appears I'm only getting 13.2V charge at the battery in my bus (1989 2.1 MV auto)... I'm about to replace the voltage regulator but where else...

2 Replies

1037 Views

Last post by chris7ian
06 Apr 2018, 15:42
hot start relay

Last post by chris7ian « 06 Apr 2018, 15:21
Replies: 5
by daniel3933 » 06 Oct 2017, 09:11

hi all can someone tell me what ampage relay i need for hot/hard start relay please

5 Replies

2158 Views

Last post by chris7ian
06 Apr 2018, 15:21
Temperature guage

Last post by magictricky « 05 Apr 2018, 19:56
Replies: 4
by magictricky » 04 Apr 2018, 13:26

Forgive my inexperience .
I've had a complete engine rebuild (after some kind garage overfilled it) and since having it returned the temp guage...

4 Replies

2572 Views

Last post by magictricky
05 Apr 2018, 19:56
Possible drain on battery

Last post by TONYT25T25 « 04 Apr 2018, 14:07
Replies: 9
by TONYT25T25 » 01 Apr 2018, 14:00

New battery fitted but voltage drops to 12.20/30volts after a few days of not being used. Have used Multimeter connected in series between negative...

9 Replies

2699 Views

Last post by TONYT25T25
04 Apr 2018, 14:07
'L' Question pwm Fan control

Last post by CovKid « 03 Apr 2018, 11:05
Replies: 6
by randolph57 » 12 Mar 2018, 09:26

I m just finishing off fitting a new blower motor after original partially seized and randomly blew fuses. I decided to go with the PWM upgrade...

6 Replies

2710 Views

Last post by CovKid
03 Apr 2018, 11:05
Lost wire from distributor

Last post by Wilso « 31 Mar 2018, 07:23
Replies: 1
by Wilso » 30 Mar 2018, 13:50

I've just fitted a recon engine to my T3 and when i took everything apart I labelled up all the wire connections.. now I can't find one of them..?...

1 Replies

983 Views

Last post by Wilso
31 Mar 2018, 07:23
HELP -BATTERY CHARGER CONTROL UNIT ON AUTOHOMES KAMPER

Last post by Flowhite « 30 Mar 2018, 09:52
Replies: 4
by Flowhite » 26 Mar 2018, 19:20

HELP PLEASE WITH THE CHARGING UNIT ON FLO OUR T25 AUTOHOMES KAMPER
Autohomes Brochure refers to the control unit charging switch being in the TOURING...

4 Replies

1881 Views

Last post by Flowhite
30 Mar 2018, 09:52
Where is the ignition amplifier??

Last post by ronsrecord « 27 Mar 2018, 12:10
Replies: 10
by ronsrecord » 25 Mar 2018, 15:22

It seems to be hiding from me! I have a new one to put in - but need to know where to stick it!

10 Replies

3212 Views

Last post by ronsrecord
27 Mar 2018, 12:10
What gauge of wire to choose and where to get it?

Last post by bigbadbob76 « 25 Mar 2018, 10:05
Replies: 3
by TheBeaver » 24 Mar 2018, 18:59

Our camper is about to get a bit of an overhaul and this will involve new wiring throughout. To make sure I am not losing any time sourcing wiring...

3 Replies

1519 Views

Last post by bigbadbob76
25 Mar 2018, 10:05
New battery recommendation

Last post by Ian and Lins « 24 Mar 2018, 14:38
Replies: 5
by Ian and Lins » 23 Mar 2018, 13:15

It looks like I might need a new starter battery. It's to replace an Exide EB542 but I've been quoted nearly £100. Is this about right? Petrol 1.9 DG...

5 Replies

3024 Views

Last post by Ian and Lins
24 Mar 2018, 14:38
Fridge relay connection

Last post by 937carrera « 24 Mar 2018, 10:30
Replies: 22
by shrig1969 » 17 Mar 2018, 18:18
1

2
Untitled by gary shrigley , on Flickr

I am trying to get the 12v connection to my fridge working.
Should I be looking to run another wire from the...
22 Replies

8257 Views

Last post by 937carrera
24 Mar 2018, 10:30

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