![Whats the difference between the water pump and coolant pump? which one is the one that should be replaced? : r/e46 Whats the difference between the water pump and coolant pump? which one is the one that should be replaced? : r/e46](https://preview.redd.it/g4th40q88dd91.png?auto=webp&s=76a66e9afea9062d310320730c477f1d68b9dbeb)
Whats the difference between the water pump and coolant pump? which one is the one that should be replaced? : r/e46
![BMW E46, E90, E92, E83, E84 & E85 With Engine N42/ N46 Water Pump (PIERBURG) Selangor, Malaysia, Kuala Lumpur (KL), Klang Supplier, Suppliers, Supply, Supplies | Soon Heng Motor Supply Co. BMW E46, E90, E92, E83, E84 & E85 With Engine N42/ N46 Water Pump (PIERBURG) Selangor, Malaysia, Kuala Lumpur (KL), Klang Supplier, Suppliers, Supply, Supplies | Soon Heng Motor Supply Co.](https://cdn1.npcdn.net/images/16097413291e24b9aa783ff2cafde09b524e3ee82d.webp?md5id=16a60161dde5bc7860b6e6d6ee27c5fd&new_width=1000&new_height=1000&size=max&w=1614599150&from=jpg&type=1)
BMW E46, E90, E92, E83, E84 & E85 With Engine N42/ N46 Water Pump (PIERBURG) Selangor, Malaysia, Kuala Lumpur (KL), Klang Supplier, Suppliers, Supply, Supplies | Soon Heng Motor Supply Co.
![CAR Auxiliary water pump E90 320I N46 E91 318I N46b mwE87 116I E87 LCI 118I N46N E92 320I N46N E93 320I N46N Warm water valve - AliExpress CAR Auxiliary water pump E90 320I N46 E91 318I N46b mwE87 116I E87 LCI 118I N46N E92 320I N46N E93 320I N46N Warm water valve - AliExpress](https://ae01.alicdn.com/kf/H56dc1c5b7f1d48ceac5d5d1964022a550.jpg_640x640Q90.jpg_.webp)
CAR Auxiliary water pump E90 320I N46 E91 318I N46b mwE87 116I E87 LCI 118I N46N E92 320I N46N E93 320I N46N Warm water valve - AliExpress
![BMW Workshop Service and Repair Manuals > 3 Series E90 320i (N46) SAL > 2 Repair Instructions |<br><br>11 Engine (N46) |<br><br>51 Water Pump With Drive |<br><br>1 RA Removing And Installing_replacing Water Pump ( BMW Workshop Service and Repair Manuals > 3 Series E90 320i (N46) SAL > 2 Repair Instructions |<br><br>11 Engine (N46) |<br><br>51 Water Pump With Drive |<br><br>1 RA Removing And Installing_replacing Water Pump (](https://workshop-manuals.com/bmw/3_Series_E90/320i_N46_SAL/page-197004.png)