Overheating - 1990 Toyota Corolla

Question edited for clarity
Question moved to category.

Water leaks don't cause overheating unless there is no, or very little coolant..

Air locks cause overheating.
Failed water pumps cause overheating.
Blocked radiators cause overheating.
Stuck thermostats cause overheating.

https://www.fixya.com/cars/r29872074-vehicle_cooling_system_no_heat

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Overheating can have different resons.
Learn everything about overheating :

What to Do If Your Car Overheats

5 Ways to Tell Your Car is Overheating

How to Stop an Engine from Overheating

Why Is My Car Overheating


You can get much more information about oveheating doing a google search for

OVERHEATING IN CARS

03 INFINITI G35 VQ35 AUTO OVERHEATING - YouTube

? 3:24
www.youtube.com/watch?v=q4QM9X2OzQQ
Oct 6, 2013 - Uploaded by KEVIN KAZEMI
03 INFINITI G35 VQ35 AUTO OVERHEATING. ... Infiniti G35Stereo Removal, Audio Finisher, AC - REPAIR 2003-2004 -

if its a north star motor ,pistons are seizing LET IT COOL DOWN these motors are very bad when overheating ,find out why its overheating and fix it fast if you don't want more problems,these motors have the worst overheating problems up to 2010 they stoped making the motors because of overheating trouble. bolts in heads weaken from overheating and then soon after you have a blowen head gasket.

Overheating is caused by few possibilities .All needs to be checked inspected.I recommend you few help links to troubleshoot the issue.Click the link below:---

Car engine Overheats and transmission starts slipping?

http://schematicsdiagram.blogspot.com/2011/12/car-engine-overheats-and-transmission.html
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Car overheats and Air blows hot at idle?

http://howtobyme.blogspot.com/2011/11/car-overheats-and-air-blows-hot-at-idle.html

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Engine overheated then car will not start?

http://schematicsdiagram.blogspot.in/2012/02/engine-overheated-then-car-will-not.html-----

All types of car overheating problems and troubleshooting?

http://technoanswers.blogspot.com/2011/11/all-types-of-car-overheating-problems.html
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Car freeze overnight and started overheating while driving? http://technoanswers.blogspot.com/2012/01/car-freeze-overnight-and-started.html


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Vehicle Is Overheating http://technoanswers.blogspot.in/2012/07/vehicle-is-overheating.html

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These will help.
Thanks.

Are you sure it is overheating? Does coolant push out of the tank? How long does it take to overheat? Will it overheat driving and parked?

For car running hot and overheating issues, I suggest to you go through this help links. Click this link below and go through the troubleshooting procedure to take care of the problems: ----Car runs hot? http://howtobyme.blogspot.com/2011/11/car-runs-hot-in-traffic.html
-----------All types of car overheating problems and troubleshooting?

http://technoanswers.blogspot.com/2011/11/all-types-of-car-overheating-problems.html
Car freeze overnight and started overheating while driving?http://technoanswers.blogspot.com/2012/01/car-freeze-overnight-and-started.html-----------Engine Overheats and heater blowing cold?

http://howtobyme.blogspot.com/2011/11/engine-overheats-and-heater-blowing.html

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Car overheats and Air blows hot at idle?
http://howtobyme.blogspot.com/2011/11/car-overheats-and-air-blows-hot-at-idle.html
--------overheating? http://schematicsdiagram.blogspot.com/2011/12/buick-century-overheating.html
----------Car engine Overheats and transmission starts slipping?http://schematicsdiagram.blogspot.com/2011/12/car-engine-overheats-and-transmission.html
----------This details will help.Thanks.

For car running hot and overheating issues, I suggest to you go through this help links. Click this link below and go through the troubleshooting procedure to take care of the problems: ----Car runs hot? http://howtobyme.blogspot.com/2011/11/car-runs-hot-in-traffic.html
-----------All types of car overheating problems and troubleshooting?

http://technoanswers.blogspot.com/2011/11/all-types-of-car-overheating-problems.html
Car freeze overnight and started overheating while driving?http://technoanswers.blogspot.com/2012/01/car-freeze-overnight-and-started.html-----------Engine Overheats and heater blowing cold?

http://howtobyme.blogspot.com/2011/11/engine-overheats-and-heater-blowing.html

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Car overheats and Air blows hot at idle?
http://howtobyme.blogspot.com/2011/11/car-overheats-and-air-blows-hot-at-idle.html
--------overheating? http://schematicsdiagram.blogspot.com/2011/12/buick-century-overheating.html
----------Car engine Overheats and transmission starts slipping?http://schematicsdiagram.blogspot.com/2011/12/car-engine-overheats-and-transmission.html
----------This details will help.Thanks.

vw have always problems with thei water pumps check ur water pump

Are the radiator fans working.