1981 MERCEDES BENZ 300SD HOW TO CHECK FOR BAD GLOW PLUGS
1981 Mercedes Benz 300sd
1981 Mercedes Benz 300SD mileage: 220,000. Do you know easy way to check for bad glow plug?&Nbsp; Possibly grounding and checking for a variance conductivity or resistance between the other glow plugs?
Monday, November 22nd, 2010 AT 7:02 PM
Yes, you are right about the test procedure. Also perform the test with the engine cold.