How to repair auxiliary coolant pump BMW E38/E39
Look how to repair auxiliary coolant pump BMW E38/E39
How to know if the aux pump is working or not ?
1 - error code stored
2 - aux pump not buzzing when ignition is ON (while the engine is OFF)
3 - Bleeding the coolant is hard
4 - Issue with the cooling
Follow the behind scene and the preparation on Instagram !
/ mecalogicyt