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Posted

Hi, I have a 1999 classic turbo. The other day whilst driving the car just cut out and wouldn't restart. To me it appeared to of just run out of fuel. The car turns over no problem, checked for fuel through filter and there is none. Checked fuel pump, pump isn't running. So then checked for power going to fuel pump. I have power, so assuming it's not the relay I thought it was the fuel pump. I have now changed that and still the fuel pump isn't running and car still not starting. After a bit of research It appears I have a sigma alarm fitted to the car which I already know is problematic. So I'm now thinking that is the problem. Is this a problem which can be resolved relatively easy or does anyone know of someone I can take the car to or someone come to me in the Milton Keynes area please.

Any help is greatly appreciated.

Posted

i would check if you have the code and if its a sigma alarm you will have a keypad in the glove box which you can input the code, ive never heard of one cutting the car out while driving though , if you dont have the code you can ring subaru but you will be required to give details of your vin and log book details.

Posted

remote works perfectly fine. opens and closes central locking. I input key code makes no difference. when I put the key in and turn the ignition on. the relay clicks twice but fuel pump just doesn't run.

Posted

I thought about the crank sensor, but didn't think that would affect the fuel. But I'll have a check. How would I do a self could check on the Ecu?

Posted

When the plugs off the crank sensor the car will turn over but, won't start .most people pull the plug after a oil change or major engine work to allow the oil to get round the block prior to starting .

There's a thread on here how to get the codes off the ecu .

  • Like 1
Posted

The same goes for the crank and cam pos sensor. Check for codes to see if one of those has died. When either of those fail, the ecu cannot determine the position of the pulleys in relation to each other. To protect itself, it inhibits the fuel pump.

I know this from hitter experience. Luckily, mine was an easy fix as the cam pos plug had just worked loose. Unfortunately, I had done a lot of work and wasted a lot of time before checking the codes.

Another think to check is all the earth connections from the engine to the body. I've also had a car fail to start due to a corroded earthing point.

  • Like 1
Posted

Thanks for all your advice. I have checked crank and cam sensors all seem fine. Then I checked for codes, makes me feel like a pro! I have codes 32 and 12. A/F sensor and starter signal. Will these be an easy fix.

Posted

Tbo I was hoping you'd get a code for crank or cam sensors .

It could be numerous things electrical but seeing as one of the codes was starter signal , it might be the imobalizer side of the alarm , dodgy earth (as said above ).

Mabye check those and do a ecu reset .

  • Like 1
Posted

I have read somewhere that the immobiliser can be bypassed. Is this correct and if so how would I go about it. just so I can eliminate the immobiliser. Other than that it's all getting a bit too technical for me and maybe it needs to go to a garage. Can anyone suggest a garage in Milton Keynes. I have spoken to a couple of garages and they didn't want to touch it when it comes to the immobiliser. The nearest subaru dealer is 20 miles away and will probably cost me an arm and a leg.

Posted

Rather than a garage, is it worth ringing a few alarm fitters to ask opinions?

Posted

car up and running now. called in a auto electrician in the end. turns out there was no power to the pump, when I checked I had power or so I thought, the power I had was to the fuel gauge and not the pump silly me. anyway turns it it was the immobiliser. Immobiliser now bypassed and car runs like a dream again. Thanks for all you're input guys.

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