Quote:
Originally Posted by crystalworks
It depends what E53 you are talking about. High level clusters in equipped cars will give you a low coolant warning likely well before the engine over heats. That's how I caught my expansion tank crack hemorrhage before doing any damage to the N62. From what I have read though, lower equipped M54 vehicles weren't equipped with a coolant level sensor or a light in the cluster to notify of low coolant. Pretty dumb if you ask me as EVERY other BMW I have ever seen has a coolant warning light + sensor at the bare minimum.  |
M54 has a level sensor at the bottom of the expansion tank, just like the N62.
They do have a low coolant warning like the others.
If the water pump impellers took a shit. The coolant won't be pushed thru, and that's how shit gets blown.
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