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electrical fault...fixed!
Posted: 19 Nov 2007, 17:55
by kevtherev
Yesterday I arrived home (in the snow) switched off
returned a few minutes later and started up switched on the wiper ...it did one sweep and that was it...
no wipers
no sidelights
no interior lights
no dash lights
no tail or numberplate light
use the flasher and they all work again as long as you hold it
checked all the fuses on the board ...ok
late fuse board fitted
I'm studying the wiring diagram ...but would appreciate some ideas
Posted: 19 Nov 2007, 18:02
by Dan Wood
Sounds like an earth fault somewhere, but not sure where would cause those symptoms!
Are you pre-1985 ceramic fuses or later blade type?
Posted: 19 Nov 2007, 18:03
by kevtherev
blade dan
I'm honing in on the light switch....still not sure
Posted: 19 Nov 2007, 18:32
by kevtherev
just checked the supply to the switch ...no power at the dimmer
Posted: 19 Nov 2007, 18:53
by lloyd
Your giraffe probably got an eyelash caught in something.

Posted: 19 Nov 2007, 18:53
by Mocki
check the feed from the ignition switch, also, it maybe crossfeeding due to a relay fault?
someone else had a simular prob, but i cant remember who, but i'm working on it....
Posted: 19 Nov 2007, 18:54
by lloyd
Think Steve might be onto something about the bad relay. Might be back-feeding through relay.
Posted: 19 Nov 2007, 19:01
by kevtherev
Have fitted a No 19 intermittent relay...otherwise it's all standard
shall check ignition connections tomorrow
I see where you're going Steve as the power is restored to the circuits on flash+high beam
Posted: 19 Nov 2007, 19:11
by lloyd
Have been told that using a no. 99 relay is variable setting delay instead of preset delay in no. 19 relay:
No. 19 relay is pre set intermittent relay.
No. 99 relay is variable relay: (out of old golf or whatever)
To set variable relay interval, flick switch down to turn on. It will now wipe once.
Turn switch off, then back on at length of time you want to set the interval.
The variable delay is now set.
Haven't changed mine yet, but plan to.
Good luck!
Lloyd
Posted: 21 Nov 2007, 17:19
by kevtherev
Jobs a good 'un...
Earth connection
[10] (haynes) behind the Relay board.
pulled the board free and the spade connector to the earthing point came with it...popped it back on ...bingo
well done dan wood...you had it in one
breathe in .....and relax
Posted: 21 Nov 2007, 17:23
by Mocki
wiki it kev, full symptoms and found fault, cure....
Posted: 21 Nov 2007, 17:27
by kevtherev
OK.. good idea!
Posted: 21 Nov 2007, 18:28
by kevtherev
Wikied!!!
under "Bad earths"
Posted: 26 May 2008, 15:16
by plurker
thanks for this thread, and the search facility on t'forum
exactly the same happened to my van today - unfortunately i've lent it to a mate, who's stuck on the m4 somewhere with no wipers or lights! at least i can point him in the right direction to try and fix it temporarily
shame i was "advised" to replace the alternator last time this happened - and thus am £350 lighter now

Posted: 26 May 2008, 15:20
by lambrettalee
[
shame i was "advised" to replace the alternator last time this happened - and thus am £350 lighter now

[/quote] was it gold plated!!!!!!!!