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I have just done this on my 2004 td4. Had to replace fried ecu. I had to get the ecu and immobiliser control unit also chip from key from donor vehicle. Swapped chip from donor key to my original key. Also changed ecu and immobiliser control unit. And all ok. You dont need to change the ccu

Thanks to all for your help. Now back up and running. New fuel pressure switch done second hand ecu fitted from donor vehicle. Also immobiliser control unit Swapped over key cover with chip from donor vehicle into my key. All running well. Didnt require to change ccu. Thanks again

Yes I had the donor key so I have swapped the chip from that to my own key. changed ecu and immoboliser control unit. been told theres no need to change ccu. everything now seems good cheers

out I don't know about the petrol freelander but if buying ecu from ebay all you need is the ecu and immobiliser control unit. the chip from donor key { if available makes it a whole lot easier} swap chip from donor car to your key and all should be ok. there is no need to change the ccu

Its ok thanks the ecu was fried have a new one and all ok now

ok thanks

Thanks very much for your assistance greatly appreciated, after this is done should car start as normal

Do you know how the connector seperates as doesn't look like a normal tab push and pull one

Ok thanks so where is the chip in new key or in the fob. and do I need to do anything with the original chip in my original key

the key fob on the freelander operates central locking only and not the immobiliser

Thanks for your help, got a secondhand ecu and all corresponding parts with it. is there an easier way of accessing the immobiliser control unit behind the dashboard other than removing dash. I have removed radio etc and can see the multiplug on the unit my thoughts were to access this by...

Ecu was fried. Have new one in process of fitting the new ccu and immobiliser box

cheers thanks

Hi can anybody help, I'm looking for a diagram of the colour coded wires in number 3 multiplug on ECU. My mate did the new harness change and put wires in wrong place. I have since put them in there proper location but need to check that all the other wires are where they should be, its the 3rd...

Excuse my ignorance im not a mechanic. But what is the Can??? The only wires i removed are the ones for new harness. My mate had removed 2 right wires and one wrong wire which has now been rectified. But td4 still not atarting and still cooling fan and temp gauge doing the same. What damage...

Being honest i dont know. It was the fuel pressure switch repair harness. He plugged all the new wires into the black side of multiplug. But one should have went to the grey side of the plug. I have counted as per instruction and have put the new harness pins in pin slot 20 and 33 and 35 but its...