Thread: BMW X7 E70 2007 only over heats if heater not at maximum 84 and max fan
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Old 03-05-2024, 02:11 PM
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andrewwynn andrewwynn is offline
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BMW X7 E70 2007 only over heats if heater not at maximum 84 and max fan
I had no pump codes until it failed completely. You need to read the pump speed real-time to know if it's working.

Blocked radiator does fit the symptoms but so does coolant pump intermittent.
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2011 E70 • N55 (me)
2012 E70 • N63 (wife)
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