Constantine N. Polites wrote:
I'd check the resistance of each glow plug, which should be around 8-11 ohms. Above that, consider changing the glow plug.
Properly functioning parallel plugs have a cold resistance of about 0.6 ohms (hot they may be almost twice that).
Marshall -- Marshall Booth (who doesn't respond to unsigned questions) "der Dieseling Doktor" [EMAIL PROTECTED]'87 300TD 181Kmi,'87 190D 2.5 199Kmi, '84 190D 2.2 227Kmi, '85 190D 2.0 159Kmi, '87 190D 2.5 turbo 234kmi