2003 Saab 9-3 2.2tid Immobiliser car wont start electrical fault

ian r

Problem added: Aug 11, 2011 (8 years ago)
just replaced battery with new one 3 days ago not used car 2 days key wont work says immobiliser fault now key fob or manual key wont lock/unlock doors no lights working changed fob battery now recharging main battery is this the immobiliser or the new battery?

Car details
Car: Saab 9-3
Variant: 2.2tid
Model Year: 2003
Category: Running Rough, Starting & Power Loss

Recalls: Saab 9-3 Recalls
More: Saab 9-3 Problems
Parts mentioned in this problem
Replies and solutions
Fixes: 58
Sep 8, 2011 (8 years ago)
this is the new battery you will have to get the car upto a saab dealer as you have not reintroduced the car to the key try disconnecting the car battery leave off over night then put on the next morning making sure both key are with you leave one in the ignition put the battery back on then lock the car with the other key then try both keys in the ignition and try starting the car computer should reset
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