There are numerous things that can create faults in your car. An electric water pump will also exert load on the battery, but this will not incur the very same losses as the crank driven mechanical ones. If there are patches or puddles of fluid on the floor beneath your engine, it could be a leaking water pump. It is imperative that your water pump operates properly, as failure to pump coolant through your engine can result in engine overheating.
This timing belt, water pump and tensioners replacement job went really straight forward. I utilized DIY You Tube videos as a reference. So far these components are holding up just fine. I will give it 1 year just before i inspect the timing belt. SHAFT - The water pump shaft rides against the bearing with the impeller connected on the bottom and a hub or pulley connected to the best.
Verify the water pump pulley by wiggling it by hand. If there seems to be damage or excessive movement, the water pump needs to be replaced. Chapter 2, to profile the leading manufacturers of Automotive Water Pump, with price tag, sales, revenue and global market place share of Automotive Water Pump in 2017 and 2018.