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how do u know if a water pump is good?

Posted:
Sat Aug 27, 2011 4:37 am
by 92hatchie
ok fellaz maybe a noob questionbut my hatch is overheating. i have replaced the thermostat, replaced the radiator and the fan is on, i connnected it directly to power so its on head gasket is fine, head looks good. how do u know if a water pump is any good is there any way of testing? another question a b16 water pump fits a gsr right?

Posted:
Sat Aug 27, 2011 10:30 am
by RWMIII
1 you will hear a growling noise, which means that there is an impellar shaft bearing failure or 2 it will leak when engine is cold, motor off, no pressure. Yes the b16 waterpump will work.

Posted:
Sat Aug 27, 2011 1:18 pm
by EG {FIVE-500}
i had a simular problem mine would got hot and cold constantly at points it was hitting red. and when i was fixing my starter problem i changed about 3 or 4 blown fuse's on the board and what ever ones i changed the heating problem has never come back it sits just under half way. so its a long shot but see if you have any blown fuse's


Posted:
Sun Aug 28, 2011 10:24 am
by 92hatchie
imma have to figure out if its working... i have a extra b16 water pump dat i might swap in to find out if its the water pump..

Posted:
Sun Aug 28, 2011 1:22 pm
by Stank.EG6.Stay.Nasty
if you swap the thermostat and it still happens.. the basic other way to go is water pump

Posted:
Sun Aug 28, 2011 2:56 pm
by RWMIII
Did you bleed the system?

Posted:
Mon Aug 29, 2011 8:08 pm
by 1ACarlos
Usually a bad bearing will make it grind or it will start leaking.

Posted:
Wed Aug 31, 2011 11:41 pm
by 92hatchie
yes i changed the thermostat and i also bled the system and it still overheats. i removed the water pump yesterday and it wasnt leaking abd the gear for the belt seems a little loose.. im not sure if its good. im just going to replace the water pump and hope dat was it

Posted:
Thu Sep 01, 2011 12:06 am
by RWMIII
408eg6 wrote:yes i changed the thermostat and i also bled the system and it still overheats. i removed the water pump yesterday and it wasnt leaking abd the gear for the belt seems a little loose.. im not sure if its good. im just going to replace the water pump and hope dat was it
When was the last time the timing belt tensioner was replaced? If the belt was kind of loose then you may want to change that out while you already have it torn apart


Posted:
Fri Sep 09, 2011 3:06 am
by 92hatchie
thank all u guys for the help! im running cool now

Posted:
Fri Sep 09, 2011 3:11 am
by ImThaBean
You also shoudl have checked the thermo switch when you checked the fan and replaced rad and thermostat. Usually. 9/10 the thermo switch is bad when you have to swap the rad/thermostat.

Posted:
Fri Sep 09, 2011 4:59 am
by 92hatchie
yes i will check it tomorro. thnk u

Posted:
Fri Sep 09, 2011 2:24 pm
by RWMIII
ImThaBean wrote:You also shoudl have checked the thermo switch when you checked the fan and replaced rad and thermostat. Usually. 9/10 the thermo switch is bad when you have to swap the rad/thermostat.
I have never heard of the ECT failing due to rad/stat issues, is there something to confirm this?

Posted:
Fri Sep 09, 2011 2:24 pm
by RWMIII
408eg6 wrote:thank all u guys for the help! im running cool now
so what was the fix?

Posted:
Fri Sep 09, 2011 8:18 pm
by 92hatchie
I had to replace the water pump. I ended up using a b16 water pump I had laying around and it worked. It was a pain in the ass getting the timing belt back in correctly but it's done. Now I need to fix my turn signals and soon I shall do a swap hopefully