Quote:
Originally Posted by the tenor man
I have a 1987 Mercedes 300D Turbo....and according to the E-class Bible, the ready light does not glow as long as it should on older relays and there is no "afterglow". Is there any truth to this and if so, can a later relay that has afterglow be retrofitted to this model or should I consider a new relay for this car.
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That is correct, the afterglow relays first appeared in the 90's. Try letting the glow plugs glow another 15 seconds or so after the light goes out before starting the engine. If it's still rough and all your plugs are working, I'd get a new relay (which will have the afterglow).
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2004 VW Jetta TDI (manual)
Past MB's: '96 E300D, '83 240D, '82 300D, '87 300D, '87 420SEL
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