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2.8 hilux troubles :(

Tech Talk for Cruiser owners.

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2.8 hilux troubles :(

Post by big_fyt »

i came home from work today after 4 hours of overtime and 2 hours in traffic to go to jump in my 2.8 diesel to go up to the shops cranked over then died in the arse.

i tried again with the same result.

seeing as it kicks over im thinking a fuel issue or a air issue but i have oil leaking from my engine so i am possibly thinking a gasket.

any advice? and my rego is due in 2 weeks so i have no extra cash to spare
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Post by Kitika »

Could be fuel leaking from the Fuel pump maybe?
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Post by howesy »

The injector pump has a fuel cut off that activates to shut it down and power is cut to it.
Its possible its faulty or the ign supply to it is compromised by a faulty ign circuit. Have you checked the circuit diagram on my model its a black wire with a yellow trace.The solonoid is directly above the lines on the back of the pump. To check it get someone to turn the ign on and off repeatedly you should hear it clicking you can also peel back the rubber and check for power and that the power is still to it as it dies when your partner in crime starts it.
Its always good to check the simpler things first so check this and also replace the fuel filter it could be as simple as a blocked filter as well.
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Post by IN24BZ »

as stated , simplest things first. Clean good quality fuel. clear line from your filter to your pump just to trace any air if there may be. after that id try hooking your shutoff solenoid to neat 12v (dont get the one for the tacho) and try starting ti with it hard wired open. however if it fires then stops id say that more than likely its working and you have an issue somewhere else
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What torque? Tighten it till it strips and then back it off half a turn.
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Post by big_fyt »

yeh well ill go give it a try today and try and fix it hopefully she fires up and i can take it to my mates uncle (diesel mechanic) so he can have a good look over it.

i will also check out those wires
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Post by berad »

Does it fart and cough? then die or just crank over?

Crank it for 5 or 10 secs with your foot on the throttle a little, cold weather does weird things to older diesels, glowing it twice may help, as has been said try the free simple things first.
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Post by big_fyt »

i did this before i read your post and yes it has kicked over and is running


when i had my foot on the pedal while cranking it it eventually came to life, i had to have it revving pretty high if it got under 1k it would shake violently after about 5 minutes it came good, is this a normal thing for this situation or you think i should still get it checked out?

bigfyt
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Post by berad »

Mine does it from time to time, i know i have a glow plug that is not heating as good as the other and struggles to fire on all 4 because of this.

I'm not 100% sure as to what it is, could be a little air in with the fuel, mine isn't a daily so doesn't get started every day so i figure air gets in the lines somehow over a period of sitting for a week and causes this until it clears the small amount of air to be pushed out.

How much fuel is in your tank?

Cant hurt to get checked out, try asking in general tech, theres a few diesel mech's on here that will know exactly whats causing it.
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Post by gotta_b_a_lux »

berad wrote:Does it fart and cough? then die or just crank over?

Crank it for 5 or 10 secs with your foot on the throttle a little, cold weather does weird things to older diesels, glowing it twice may help, as has been said try the free simple things first.
mine has just started to fart an cough for the first time ive had it in 2years, the last 3 mornings i have glowed it 2 or 3 times then have to give it revs to make it start and it coughs a few times than comes good in 2mins or so if i dont let the revs drop back to idle.

glow plugs? battery? just cause it can? its got 250,000 on the clock, this is the first time its done it in the last 60,000. im taking it down to NSW on property shooting end of next month just dont want to get stranded down there, and its farking cold down there, it usually snows.

cheers
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Post by berad »

It's because its cold and the glow plugs are struggling, new plugs would help, but i just glow mine 2 times and give it a little throttle and its right within 10 or so sec's.

Pouring a jug of boiling water over the plugs and pump etc will fix it if it won't start at all in freezing conditions.

250k, is just ran in :P.
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Post by SIMMO84 »

When you start it turn the key to glow it like normalbut dont start it when the light goes out, wait until you hear a very distinct cick from the engine bay and then start it, it will start better than it ever has before.
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Post by gotta_b_a_lux »

SIMMO84 wrote:When you start it turn the key to glow it like normalbut dont start it when the light goes out, wait until you hear a very distinct cick from the engine bay and then start it, it will start better than it ever has before.
i have noticed lately that when the glow light goes out on the dash i cannot hear (what normally sounds like a relay clicking) so i just glow it 2 or 3 times and it starts first or second crank. just wierd i cant hear the clicking anymore no matter how long i wait?

also the glow plugs are 60,000 old should i get new ones? i think its bout 100bucks for a new set

cheers
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Post by big_fyt »

cheers guys :D
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Post by dudley »

New glow plugs for a 2.8 lux? $17.95 + GST. I priced them up not 5 mins ago for exactly the same reason (reluctant to start on cold mornings).
A good place to start apparently accoring to my mate the guru of all things 'yota!
And a pretty simple job to change them too.
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Post by gotta_b_a_lux »

dudley wrote:New glow plugs for a 2.8 lux? $17.95 + GST. I priced them up not 5 mins ago for exactly the same reason (reluctant to start on cold mornings).
A good place to start apparently accoring to my mate the guru of all things 'yota!
And a pretty simple job to change them too.
yeh so 80 bucks ish, ive changed them before, suppose it cant hurt
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