Ford Focus Club ; 05 Tdci 2.0 Glow Plugs 05 Tdci 2.0 Glow Plugs. By stitchly, May 5, 2011 in Spark plugs change mk3 1.0. Bol · Started Sunday at 03:03 PM. 33
Glow plugs were originally used to assist with starting diesel engines in cold temperatures when the heavy oil used to coagulate. Now that diesel has many additives to prevent this, glow plugs have taken on the role of heating the incoming fuel / air mix to provide greater efficiency while the engine warms up.its a weird one, the car drives absolutely fine after the initial startup, with the old glow plugs in id start it and it would idle lumpy for 5 seconds at most with a small puff of smoke, now with these new plugs it idles bad for 20 secs with smoke accompanying it so id say the glow plugs deffo have some bearing on the problem, with the old plugs 1 was broken so that cylinder was probably the Bosch Double Iridium Spark Plug 96338. Part # 96338. SKU # 1056619. Check if this fits your Ford Focus. Select store. for pickup availability. Standard Delivery by Jan. 10. .