A simple solenoid, hidden in line in the fuel supply either operated by remote or a hidden switch will stop more drive away thefts than any fancy electronic system by-passable by the average 16 year old geek and a laptop.
Just my opinion of course.
C43 AMG Mercedes Silver, Very Good Condition all round. Future Classic Car. | eBay
My C43 - bought from a member on here. Selling as I need a T4. Service was done with Merc fluids/parts. £3250 to a MBClub member. If I don't get this then I'll sorn it for the winter.
The MoT stations are 'expected' to fail a percentage of cars by VOSA.
If they don't find issues the the computer will flag up their garage and they'll be high on the list for a VOSA visit/test MoT.
That possibly.. accounts for the fails and the quick free retests ;)
Having had the e220/ e270 / e280 and the e320 diesels as fleet taxis they're all capable of doing moon miles if well serviced, however both e270's and one e280 needed gearbox work at around 200k.
I have just two 211's left on fleet now, 54 plate e320 with 465'00 miles and a 56 plate e280 with...