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1976 300D
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67 Posts
Discussion Starter #1
1976 300D with manual transmission...i had to wait more longer, even though my glow plug indicator had already turned off, to start up my benz...sometimes i had to do the switching on twice before it starts up..also sometimes, my glow plug indicator lights up late even after i had already switched on the key ready for start up...i want to fix the problem myself but i dont know where to begin... please help me...thanks
 

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1984 190D 2.2
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2,458 Posts
Could be the battery going bad. How old are the glow plugs? Old glow plugs cause it to take longer to start up.
 
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