Australian Car Repair Issues? Ask an Auto Mechanic for Answers ASAP
Hello my name is***** am an ASE Master Technician and I am glad to help you out with your question.
It may have lost the key registration, you could call a mobile locksmith to program the keys to the new computer if they have the correct software.
Do you have any engine trouble codes?
Disconnect both battery cables (positive and negative) and hold them together for 15 minutes. Then reconnect one at a time, positive first then negative. This should reset the system.
I am in the US I will opt out and another expert will help shortly
The best I know in Sydney that have tuned one of my cars (02 Evo 5 Wrx) is:
They should be able to do the fitup and tune of your Haltech system.
Give them a call.