At least for my 400E, the wiring harness is the same as those on US models, the insulation was as brittle as dead tree's bark, it broke away and exposed bare metal with just a touch by fingers.

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99 BMW 540i 6-speed 110K Km
03 SAAB 9-5 wagon 80K Km
92 400E (Sold) 245K km
Still missing the days with the Benz, it kept me busy.