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

9-3 2.2tid Problem
The Problem
ian r
Joined: 8 years ago | Profile

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 Saab 9-3
Variant 2.2tid
Year 2003
  All Saab 9-3 Problems
Category Running Rough, Starting & Power Loss
Recalls Saab 9-3 Recalls
Joined: 8 years ago | Fixes: 58 | Profile
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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