No high range 4wd 1kz surf

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Knowlesie
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Joined: Thu Dec 20, 2012 5:30 pm

No high range 4wd 1kz surf

Post by Knowlesie »

as per tittle when trying too select high range 4wd , makes a click , light comes on for a second or 2 but as soon as i drive foward light goes back off and isn't engaged in 4wd , Low range works fine , any ideas as too what the problem could be and fixes?

cheers
likemagic
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Re: No high range 4wd 1kz surf

Post by likemagic »

Hi,
Normal it is the engagement unit on the front diff. Check the vacuum lines to it and make sure it is free moving.

Maurice
Maurice
KZN185, 1KZTE running needing birthday
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jonossiksilvia
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Location: christchurch

Re: No high range 4wd 1kz surf

Post by jonossiksilvia »

Knowlesie wrote:as per tittle when trying too select high range 4wd , makes a click , light comes on for a second or 2 but as soon as i drive foward light goes back off and isn't engaged in 4wd , Low range works fine , any ideas as too what the problem could be and fixes?

cheers

Im also guessing the 4WD light doesnt work in low range either?
Current 4wd: Surf Kzn185 ssrg factory Intercooled (yet to start build)
Past 4wd: toyota surf ln130, coil sas, 1uz v8 build
Knowlesie
Driver/Navigator
Posts: 28
Joined: Thu Dec 20, 2012 5:30 pm

Re: No high range 4wd 1kz surf

Post by Knowlesie »

likemagic wrote:Hi,
Normal it is the engagement unit on the front diff. Check the vacuum lines to it and make sure it is free moving.

Maurice

will check in morning
jonossiksilvia wrote:
Knowlesie wrote:as per tittle when trying too select high range 4wd , makes a click , light comes on for a second or 2 but as soon as i drive foward light goes back off and isn't engaged in 4wd , Low range works fine , any ideas as too what the problem could be and fixes?

cheers

Im also guessing the 4WD light doesnt work in low range either?


light does work in low range
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jonossiksilvia
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Location: christchurch

Re: No high range 4wd 1kz surf

Post by jonossiksilvia »

Thats very strange that light only works in low range. Only difference is the low range automatically turns on 4WD no matter what even if haven't pushed button if still set up as factory. Try disconnecting the low range sensor on transfer and put in low range then push button and see if light stays with sensor disconnected. If it doesn't id say something wrong with your 4WD button.
Current 4wd: Surf Kzn185 ssrg factory Intercooled (yet to start build)
Past 4wd: toyota surf ln130, coil sas, 1uz v8 build
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tallsam66
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Re: No high range 4wd 1kz surf

Post by tallsam66 »

Could also be a faulty 4wd computer ....the brown one that's in front of the gear stick ..under the dash.
Knowlesie
Driver/Navigator
Posts: 28
Joined: Thu Dec 20, 2012 5:30 pm

Re: No high range 4wd 1kz surf

Post by Knowlesie »

jonossiksilvia wrote:Thats very strange that light only works in low range. Only difference is the low range automatically turns on 4WD no matter what even if haven't pushed button if still set up as factory. Try disconnecting the low range sensor on transfer and put in low range then push button and see if light stays with sensor disconnected. If it doesn't id say something wrong with your 4WD button.


sorted , wires from the 4wd Button were broken ,

cheers for the help
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