ABS \ 4WD light constantly on

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conmai
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ABS \ 4WD light constantly on

Post by conmai » Mon Feb 08, 2016 1:18 pm

Hi all,

Any ideas on where to start with the above? Are there sensors or similar that may just need a clean?

Regards
1997 Mazda 2.5TD 4WD AFT (Current) - The Red Slipper!
1995 Mazda 2.5TD 2WD AFT (2007- 2014 RIP)
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Simon Jones
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Re: ABS \ 4WD light constantly on

Post by Simon Jones » Mon Feb 08, 2016 1:27 pm

ABS sensors on each hub so may be worth checking for corroded / cracked rings or damaged wiring.
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g8dhe
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Re: ABS \ 4WD light constantly on

Post by g8dhe » Mon Feb 08, 2016 1:30 pm

The diagnostic connector should be able to tell you which one or what is causing the problem see http://www.philmcfadden.co.uk/MazdaDiagnosticBox.htm
Geoff
2001 Aero V6, AFT, full side conversion.
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conmai
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Re: ABS \ 4WD light constantly on

Post by conmai » Mon Feb 08, 2016 6:19 pm

Hi Guys and thanks for replies...the diagnostic connector, never ocurred to me, what kit do I need to connect it up and start playing, is there a simple guide I can follow?

Kind Regards,
1997 Mazda 2.5TD 4WD AFT (Current) - The Red Slipper!
1995 Mazda 2.5TD 2WD AFT (2007- 2014 RIP)
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g8dhe
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Re: ABS \ 4WD light constantly on

Post by g8dhe » Mon Feb 08, 2016 8:15 pm

Well all the info you need is on the link above! A wire link and a lamp, oh and a working set of eyeballs to count the flashes!
Geoff
2001 Aero V6, AFT, full side conversion.
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Northern Bongolow
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Re: ABS \ 4WD light constantly on

Post by Northern Bongolow » Mon Feb 08, 2016 8:26 pm

seeing as there has been a tad of water about check all the plugs and connections as a short could put the light on. check the ones on the abs unit too. dont forget the obvious fuses first.

http://lushprojects.com/bongopartsmk2/c ... 2of02.html

http://lushprojects.com/bongopartsmk2/c ... 1of02.html
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conmai
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Re: ABS \ 4WD light constantly on

Post by conmai » Wed Feb 10, 2016 1:25 pm

Many thanks for the replies... I will post my resolution in the near future!

Regards
1997 Mazda 2.5TD 4WD AFT (Current) - The Red Slipper!
1995 Mazda 2.5TD 2WD AFT (2007- 2014 RIP)
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dave_aber
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Re: ABS \ 4WD light constantly on

Post by dave_aber » Thu Feb 11, 2016 10:15 am

LED Stop bulbs will cause this too, so if you have fitted them, try normal bulbs to see if that's the issue.
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mikeWalsall
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Re: ABS \ 4WD light constantly on

Post by mikeWalsall » Thu Feb 11, 2016 12:35 pm

My V6 had the ABS bulb removed to mask a fault (An MOT failure) ..

Never had any luck sussing out issues with the diagnostic plug .. so checked the resistance of the four wheel sensors with a multi meter .. all spot on .. put 12v direct to the ABS pump .. that worked fine .. more by luck .. found a multi pin connector under the plastic coolant tank (by the ABS pump) was not fully 'clicked' home ..
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andyb36
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Re: ABS \ 4WD light constantly on

Post by andyb36 » Sat Feb 13, 2016 7:29 am

hi all

I had the same problem - abs flickering then stayed on permanently

although an mot failure - and as long as you take your time and not drive up others backsides - don't panic and rush into things

luckily my bro in law ( mechanic ) had one of those boxes where you plug in

I do not think the bongo was listed but we picked a bongo mpv and it indicated front left abs

I have just realised I have deleted the shortcut to the company I got a spare from - I am sure it was George at bongo spares

they sent me a whole hub with the abs unit on

plugged her in - just to check before stripping - and hey bongo - pardon the pun - light went out

bongo spares did also state that if it didn't work - and the light stayed on - I could get a full refund

but worked 1st time - if all the connectors are the same on all wheels - I understand that all hubs are not the same - just as a fault finding exercise

swap all hub connectors and find out if the light goes out - if one does - job done - get the right hub if you havnt been lucky enough to get the right one

if you can afford it - buy all 4 and send the 3 others back -

buy the way - do not try to remove the abs unit - very prone to breaking - that's why they send the hub etc

I didn't want the new - rusty one on my van - but had no choice - lol - as soon as the light went out - I wasn't too fused lol

hopefully you get it sorted

cheers

andy
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