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limp mode

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limp mode

Postby ferrett » Mon Jul 23, 2007 12:28 pm

hi i have a 94 transit pick up turbo deisel my problem is eml stays on and its in limp mode when i switch the engine of it runs on you can floor throttle and it goes of then i think its a lucas pump eletronic one green dot on top of the pump any ideas would be helpful thanks ill just add my turbo is not kicking in hoping not enough revs in limp mode
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Postby noiseman » Mon Jul 23, 2007 3:13 pm

Sounds like a sticky stop solenoid. Mine did a similar thing once but with mine you had to turn it back on for the solenoid to shut off!!! :o
It caused the system to throw a wobbly and go into limp mode. Also cost me a fortune to fix as the lucas parts are getting on for £100 + labour!!

Turbo won't really start working at the low, limited revs that limp home allows.
If it goes, then it's good!!
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Postby ferrett » Mon Jul 23, 2007 3:18 pm

thanks for the reply im thinking on the same lines but the stop start is built inside my pump acordinlg to a deisel fitter electronic pump and yes you have to turn egnition back on to stop as well was yours a eltronic pump as well thanks
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Postby noiseman » Mon Jul 23, 2007 9:23 pm

Yep mine was the epic pump.

They fannied around with allsorts to clear the fault, the stop solenoid was one thing , then the EGR was flashing up a code too :x
All in all it cost me over £350 to get sorted. The stop solenoid was about £100 I think.

I am just about to change the system to a manual pump and leave the risk of this happening again all behind!!

Incidentally, the cost of a stop solenoid for a Bosch manual pump is £7.50 :D

Good luck at the fitters.......and the remortgage consultants!!!
If it goes, then it's good!!
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Postby ferrett » Mon Jul 23, 2007 9:29 pm

lol all this happening when im skint im thinking of fitting a good old bannana engine might be cheaper to run as well as i was only getting 50 miles to a tenner round the doors an after thourt does pump need stripping to replace the stop vaulve
Last edited by ferrett on Mon Jul 23, 2007 9:32 pm, edited 1 time in total.
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Postby jamieo » Mon Jul 23, 2007 9:31 pm

noiseman wrote:Yep mine was the epic pump.

They fannied around with allsorts to clear the fault, the stop solenoid was one thing , then the EGR was flashing up a code too :x
All in all it cost me over £350 to get sorted. The stop solenoid was about £100 I think.

I am just about to change the system to a manual pump and leave the risk of this happening again all behind!!

Incidentally, the cost of a stop solenoid for a Bosch manual pump is £7.50 :D

Good luck at the fitters.......and the remortgage consultants!!!

Another bonus with the Bosch pump is that your van will happily run on veg oil. :D
Blue 1998 Ford transit 2.5di 70ps 120 swb low roof Mk5 with 5 seats. 1.5 turns on pump, egr butterfly removed and a stainless steel Urban X funnel air filter fitted. Now happily burning SVO.
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Postby ferrett » Mon Jul 23, 2007 9:34 pm

jamieo i live in gateshead you wouldent like the job lol
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Postby jamieo » Mon Jul 23, 2007 9:38 pm

ferrett wrote:jamieo i live in gateshead you wouldent like the job lol


Tempting but I have quite a lot on at the moment, sorry mate. :(
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Postby AndyG » Tue Jul 24, 2007 9:31 pm

Ok ferrett,
Few things to try :idea:

First and easiest (of course :D ) Check both 5 amp fuses in the box next to the battery.
Get the relay checked as well :!:

There may be dirt built up in the pump :( stopping the stop solenoid from working :idea:
Fit new fuel filter but poor in a can of Forte or Wurth injection cleaner :idea:

You can check the resistance of your ESOS (Electronic Switch Off Solenoid), but it is a bit fiddly :!:

A good quality, digital multimeter will be needed :!:

Carefully unplug the large connector on the back of your pump.
It has a plastic thumb operated springy thing that you move before you can rotate it anti clockwise (looking from the drivers seat, so as to speak)

Now using a mirror, you will see the :shock: 19 :shock: pins in this connector :!:
You need to check the resistance on pins 2 and 3 :!: The resistance should be between 1 and 3 Ohms :D

Now I hear you screaming and pulling your hair out :shock: :!: :lol: as to what is pin 2 and 3 :?:
So I made a little sketch for you :wink:

If you use a small flat bladed screw driver, you can carefully lever out the red plastic guard that fits over the pins :idea: What this will do, is allow you to see where the calibration resistor resister is (coloured grey across the two pins 8 and 9 :wink:

This is so that you can tell what pin is what, alot easier :wink:

Image


Hope this helps :!:
Best of luck :!:
Your so called diesel specialists are w*****s
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Postby ferrett » Tue Jul 24, 2007 11:56 pm

thanks andyg i start tomorrow
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Postby ferrett » Wed Jul 25, 2007 6:46 pm

well heres the update thanks andy i changed the filter and added a bottle of forte still same fault ill try and find a plug for the diognoistics on mine it has something stuck in one of the holes im not haveing mutch luck and we will see what the codes are after reading one of the links it says stop switch can be changed without takeing pump out wish i could find one to try
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Postby AndyG » Wed Jul 25, 2007 7:46 pm

Well, the part you need, is number 127 on page4/4

It is a combined unit, with Rotor A (feed actuator)

http://fordtransit.org/forum/viewtopic.php?t=10236

Do you not have a Lucas/Delphi injection place somewhere up where you are :?:
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Postby ferrett » Wed Jul 25, 2007 8:41 pm

that looks like a no no for me ive got till the weekend to make my mind up i need to get sorted for monday or the bailiffs will be calling going to look for a second hand transit bosh pump pipes and new cambelt throttle cable hope i can keep the same injectors the lucas pump has a green dot what power is that one cheers for your help what about the other sensors on my turbo engine will they still be ran through the ecu or are they bypassed im thinking about the devil red light
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Postby AndyG » Wed Jul 25, 2007 8:56 pm

Well the "green dot" :lol: will be the anti-tamper seal on one of the screws :!:
You should be able to see either a blue dot or an orange dot :!:

Leave your injectors alone, these will be fine :!: :wink:

That :evil: red light will stay on until you take the bulb out :!: :lol:

The ECU and all associated sensors will be redundant :wink:

Try and find a pump off a late LWB minibus :idea: numbers ending in 146 :wink:
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Postby ferrett » Wed Jul 25, 2007 10:10 pm

thanks the green dot i was talking about is on the plastic cover on top of the pump
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