Headlights dont work :(

Started by grinder, November 24, 2006, 03:20:01 PM

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grinder

silly thought - you dont have the maintenance switch on do you ??

the one about the headlight switch ??

this would cause the lights to come up ( but then they would stay up all the time )


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doddy

Hey

(I\'m back in Belfast now and not on-site with customers so have a little more time to post on here...)

Update:

Auto spark found that if he chopped a wire on the relay nearest the off side light, then the lights DON\'T pop up with the ignition i.e. the up down switch works as expected.  Maybe I should test all of the relays...

However he didn\'t crack the main beam thing so it wouldn\'t pass MOT.  Which didn\'t matter since the alternator belt busted off on the way there, taking the air pump belt with it LOL so I didn\'t make it.

I was gonna fess up and tell them about the lights just to complete the test and see what else would need done.  The reflectors are corroded anyway.

Anyone know if these would have the correct beam pattern for MOT?

OEM jobs are £83 each...

Brett

I used those on my old TII without any problems :)
Brap Brap Brap Brap

doddy

Cool - did they pass the light beam tests on a machine then?

MOT2 here in NI is quite strict.  We book a test at a DVLNI center and they do most of the test themselves while you sit chewing your fingers off.

Brett

My MOT tester didnt even comment, but if the NI test is stricter there may be a problem...
Brap Brap Brap Brap

Prof

I failed MOT with those style lenses - they have no clear beam pattern.
 
You need a lens that will cast a downward light pattern for UK and I think NI as well.  Check www.motuk.co.uk/manual/contents.htm - tells you what you need to know.
"Plus this engine is probably one of the most volumetric engines going! It passes more air than a herd of cows eating vindaloo\'s" - courtesy of AtomicRex


doddy

good call.

Thanks for that - saved me wasting time ordering them and waiting etc.

I\'m gonna have to wait for Mazda then I think.

Anyone got a better idea than ordering from Mazda?

cheers,
dod

Brett

Order them from Jimmy\'s - i did a few years back, I brought good 2nd hand units, but I cant recall how much I paid.
Brap Brap Brap Brap

doddy

good idea - they don\'t have any...
hmmm.
Might just order them from Mazda - if the car fails miserably look out for some brand new light units for sale on here :/

grinder

ask adam hawker ( hawker182 ) he is breaking a EGI - he might have the lights still - or have a look on ebay

just out of interest - another thing to check with the light - what happens if you take the switch out of the dash ??

you can then apply power to each contact in the block and it will make the lights do certain things ( on , off , pop up , pop down etc.. )

Stu


1990 Black Turbo II ( Updated 24th October 2006 ) : Click Here !!
1991 Turbo II Cab ( Updated 21th May 2009 ) : Click Here !!
Piccies >>> July 2004 / August 2005
My Feedback Thread: Click Here !!
Official Mazda Rotary club Tight A$$ :King (So tight only dogs hear him fart)
MRC Bargain Hunter 2005/6/7/8/9/10/11/12/13/14 :god
Inventor of the 96p car cover:D
**Special award for services to tightness**
Lifetime achievement award for services to tightness
The tightest man on earth
:Giggle

doddy

I guess you use a paper clip to join a +ve pin to the others?

I have the diagrams so I\'ll try that tonight.

Confirmed that the auto electrician I left it with has done something to stop the lights bypassing the up/down switch with ignition on.  I can drive with them down now, and not look like a tool, which is good.  He cut a wire to the relay furthest to the right looking into the engine bay.

But the main beam thing is still a factor.

Pop them up and they\'re off.
Switch the light switch round once and nothing seems to happen - will check tonight if that\'s just side lights.
Then another switch round and main beam city all the way.

will report back tomorrow on this with more ugly details.

grinder

best thing i bought for this was a "power probe" off ebay

cost me about £30 and its worth its weight in gold

you connect it to the battery and then you are left with a probe

on the probe there is a switch to apply 12v

so you stick the probe in the contacts - click the switch to shoot 12v down it and see what happens

im not sure what relay does what to be honest - but i managed to figure all mine out

i cant think what relays there are down there

1 - lights motor relay
2 - front fog relay
3 - air con relay
4 - side/dipped relay
5 - main beam relay

but dont quote me on that

there should be one with about 5 contacts - that does a lot of the switching

im not sure why they come up and down with the ignition - when that happens - are the lights on - or do they just pop up ?


1990 Black Turbo II ( Updated 24th October 2006 ) : Click Here !!
1991 Turbo II Cab ( Updated 21th May 2009 ) : Click Here !!
Piccies >>> July 2004 / August 2005
My Feedback Thread: Click Here !!
Official Mazda Rotary club Tight A$$ :King (So tight only dogs hear him fart)
MRC Bargain Hunter 2005/6/7/8/9/10/11/12/13/14 :god
Inventor of the 96p car cover:D
**Special award for services to tightness**
Lifetime achievement award for services to tightness
The tightest man on earth
:Giggle

grinder



1990 Black Turbo II ( Updated 24th October 2006 ) : Click Here !!
1991 Turbo II Cab ( Updated 21th May 2009 ) : Click Here !!
Piccies >>> July 2004 / August 2005
My Feedback Thread: Click Here !!
Official Mazda Rotary club Tight A$$ :King (So tight only dogs hear him fart)
MRC Bargain Hunter 2005/6/7/8/9/10/11/12/13/14 :god
Inventor of the 96p car cover:D
**Special award for services to tightness**
Lifetime achievement award for services to tightness
The tightest man on earth
:Giggle

doddy

Just bought one :>
"Congratulations, the item is yours. Please pay now"

The lights went wrong all at once when the car went over a bump.

Driving along and they popped up on Main Beam, but all went back to normal with the ignition off.

Now they don\'t pop up with the ignition but when they are turned on they\'re stuck on main beam, unless the ignition is off, in which case all is fine.

I thought it was all the same problem since it happened all at once, but now it seems to be two different things.

Although who knows what wire that auto spark cut.

he was trying to help me get through MOT by blagging the light test with the engine off. lol.

Sh!t I need that power probe tonight - should have just bought one in the shops.  Well it\'ll be handy for a spare in case the other one I buy tonight develops an electrical fault :/

Prof

Just an update for you on this, it\'s ok if the lights don\'t pop up / down - you can remove the retractor fuse, and wind the lights up manually, as long as the lights themselves operate from the switch it will pass MOT.
"Plus this engine is probably one of the most volumetric engines going! It passes more air than a herd of cows eating vindaloo\'s" - courtesy of AtomicRex