2004 Volvo S80 will not start.


Asked by Dec 01, 2014 at 10:51 AM about the 2004 Volvo S80 2.5T

Question type: Maintenance & Repair

I have a 2004 Volvo S80 it will not start. The dash readout is saying "Immobilizer unit not stable". Any one know what this could be?

3 Answers

Tom Demyan


1 out of 1 people think this is helpful.

Okay I was told that this happens when the key goes bad or the security CPU goes bad. I only have one key to the car. Is there a way to remove the computer and change out a standard type key. New key is $250 plus a towing bill no telling how much a CPU for the security system is.


Same problem rénové as broke but on thé ignition i havé amorcer onze for thé remote starter car but on remote hop toi remote anti Theft

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