This my first winter with this 98 E-300TD and I thought I should make sure the factory block heater, plug and cord were functioning OK.
Can I test this thing with an OHM meter like I do the glow plugs & glow circuit? Should it give a certain resistance value if its in working order?
Thanks!

__________________
FRED

Daily Driver: 98 E300TD 199K
Hobby Car: 69 Austin Mini
Past Diesels: 84 300SD, 312K
87 300SDL, 251K
94 Chev. K-1500 6.5Ltr.TD, 373K