- Maybe you want to look into "Ignition Ring"...

https://www.fcpeuro.com/products/volvo- ... 4308704881

Antenna ring (ignition ring) is a code reader. If ti fails or the connector starts corroding (they do) then it can't read you key transducer and car will not start. Careful removing the ring as it has a flaky clip that breaks just by looking at it although it is not mission critical as the shroud ho...

Have you measured the battery voltage? Even with a new battery you should check the voltage. I would also check fuses that supply power to the CEM and ignition switch. I have a 2002 wiring diagram and the left side of dash passenger compartment fuses 22 and 32 supply power to the CEM, fuse 25 suppli...

Did you see my update? If you still have your car, you might want to see if this works. 1. Disconnect the battery negative. 2. Remove ignition fuse 25 and fuel pump fuse 33 (on my car). 3. Insert key in ignition but don’t turn it. 4. Connect battery negative. 5. Install fuse 25, then fuse 33. Start ...