Where is the glow plug fuse on a Mercedes W123?
It is not managed by iFixit staff. The glow plug systems on early Diesel W123 cars, mostly 1980 and earlier, have a glow plug relay that is underneath the dash within the cabin of the car. In these systems the fuse for the glow plug is located within a separate fuse box attached to the firewall of the car.
Where is the fuse for the glow plug?
In these systems the fuse for the glow plug is located within a separate fuse box attached to the firewall of the car. The fuse can break if there is a short within one of the glow plugs; the fuse will need to be replaced after the glow plug is replaced.
Can a German glow plug make a Mercedes glow?
No amount of power will make it glow. One note is that the only glow plug that worked was the German plug in the number one cylinder. Somebody in the past had put Autolite plugs in the other 5 cylinder and they were ALL bad. Use quality OEM made parts on these cars!
What kind of glow plug does a Mercedes 300sdl have?
It started great when warm, but the glow plug light never came on. The car in question is a 1986 Mercedes 300SDL. Its Mercedes OM603 6 cylinder diesel engine. The trouble shooting we will do, also applies to the 4cyl and 5cyl diesel with the pencil style glow plug.
It is not managed by iFixit staff. The glow plug systems on early Diesel W123 cars, mostly 1980 and earlier, have a glow plug relay that is underneath the dash within the cabin of the car. In these systems the fuse for the glow plug is located within a separate fuse box attached to the firewall of the car.
In these systems the fuse for the glow plug is located within a separate fuse box attached to the firewall of the car. The fuse can break if there is a short within one of the glow plugs; the fuse will need to be replaced after the glow plug is replaced.
Why do I need glow plug in my Mercedes?
Hence, the need for glow plugs. They take electrical current and heat the glow plug element, giving the engine a little help when its cool. Most of the Mercedes diesels have similar glow plug circuits and testing them is mostly all the same. Learn the basics and you can trouble shoot like a $100/hr Mercedes tech.
Are there glow plugs on a Mercedes OM603?
On the 4cyl and 5cyl diesels, the glow plugs are easy to get to. On the 6cyl OM603 they are a royal pain. Most people remove the intake to get to them, but I made good use of a 1/4″ drive set and u-joint to manipulate getting to the plug.