Oh, dude, the engine coolant drain plug on a 2002 Volkswagen Passat is located on the bottom of the radiator. You can't miss it, it's like right there, chilling at the bottom, waiting for you to release all that coolant goodness. Just make sure to catch the coolant in a container so you don't make a mess.
try on radiator..
I assume you want to drain the oil out. The sump plug is under the engine - about in the middle. You would need to remove the underbody covers (10 mins) and then you will see it.
Use only VW "pink" coolant!!! Rempve the coolant tank cap on a cold engine. There is a drain petcock on the driver's side of the 1.8T engined radiator. There is also an engine block drain on the driver's side of the engine near the oil filter flange. Drain the fluid and dispose of properly. Refill with genuine "pink" VW coolant after securing thr drains - DO NOT OVERTIGHTEN! Start engine, attain operating temperature, check for leaks.
You drain coolant from the radiator. but according to the book ther are two plugs on the engine block that need to drain the coolant from.
Answering "Where is engine coolant drain plug for a 1.8 Nissan sentra engine?"
Place something to catch the engine coolant beneath your 1990 Chevy Corsica radiator. Remove the radiator drain plug with a 9/16 ratchet. The engine coolant will drain out.
Nothing will happen if you drain the cooling system and replace the coolant.
The engine coolant drain plug on a Mitsubishi V6 engine is located on the bottom of the radiator. This allows for coolant to be quickly and easily drained.
The 2002 Tacoma engine block will have two coolant drain plugs on each side of the block. The coolant drain plugs will be near the front and the rear of the engine block.
The coolant drain plug is located on bottom corner of radiator facing engine.
The 1994 Lincoln Town Car 4.6 liter engine coolant drain plugs can be found on each side of the engine block. There will be a total of four engine coolant drain plugs.
Assuming there is coolant in the engine the most likely cause is a build up of sediment behind the coolant drain or in the coolant drain tap itself.