Peter

When one checks the duty cycle:

"check that with a duty cycle meter (or plain digital VOM) between pins #3 (red lead) and #2 (black lead, ground) on the diagnostics connector on the left fender -- the one with the round screw-on cap"

What value should I be seeing?

Haasman

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'03 E320 Wagon-Sold
'95 E320 Wagon-Went to Ex
'93 190E 2.6-Wrecked
'91 300E-Went to Ex
'65 911 Coupe (#302580)