How do you tell if an H2O pump is failing? (NAC)
Henry A Harper III
hah at alumni.rice.edu
Mon Mar 3 10:55:37 EST 2003
If the water pump were functional and thermostat were stuck closed, I would
expect there to be lots of heat available to the heater core, contrary to
symptom #1, as the heater core is normally on the "inside" of the
thermostat-controlled coolant circuit. Sounds like dead water pump to me,
On Monday, March 03, 2003 10:12 AM, TM [SMTP:t44tq at mindspring.com] wrote:
> Failed thermostat stuck closed? I don't know if Subaru
> t-stats have a goofy failure mode.
> Water pump is a possibility, but no coolant leakage at the pump?
> No strange noises?
> -----Original Message-----
> From: quattro-admin at audifans.com [mailto:quattro-admin at audifans.com] On
> Behalf Of l.leung at juno.com
> Sent: Monday, March 03, 2003 8:59 AM
> To: quattro at audifans.com
> Subject: How do you tell if an H2O pump is failing? (NAC)
> I was driving my beater (keeping the
> 200Q a virtual hanger ('er cover) queen,
> last night and this morn and 4 events
> 1) Heater suddenly blew COLD.
> 2) Temp guage climbed.
> 3) Overflow bottle NEARLY bubbled over.
> 4) Radiator stone cold.
> Car, '90 Scooby Legacy, ambient temps
> around 35 last night, 12 this morn (degrees
> F). Is this the water pump?
> LL - NY
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