I've got a Volvo XC90 with an intermittent indicator fault O/S it works sometimes then stops if you pull switch to headlamp flash and hold it works let go and it stops after a few flashes we've changed switch and circuit board behind steering wheel and its looking more like central control unit fault is there anyone can programme in a second hand unit as a new one is £650 or any one know of fix for this problem? any help may be useful. Regards Martin

Martin

Can you see the live data in the BCM ie is it seeing indicator on all the time the switch is on.
These do suffer relay problems in BCM and can be re-conned.

Kev.