# Running hot?

**URL:** <https://community.cartalk.com/t/running-hot/36647>\
**Category:** Maintenance/Repairs\
**Tags:** toyota, 4runner\
**Created:** [September 14, 2009, 10:39pm UTC](https://community.cartalk.com/t/running-hot/36647 "2009-09-14T22:39:52Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![daisy59](https://avatars.discourse-cdn.com/v4/letter/d/e8c25b/32.png) [@daisy59](https://community.cartalk.com/u/daisy59)\
**Post date:** [September 14, 2009, 10:39pm UTC](https://community.cartalk.com/t/running-hot/36647/1 "2009-09-14T22:39:52Z")

</div>

my vehicle has an aftermarket fan on the radiator. my engine is running hot but not at all times. i’ve changed my thermostate and flushed the radiator. do yo uhave any other suggestions/

---

<div class="post-metadata">

**Author:** ![Tester](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/tester/32/15976_2.png) [@Tester](https://community.cartalk.com/u/Tester)\
**Post date:** [September 14, 2009, 10:57pm UTC](https://community.cartalk.com/t/running-hot/36647/2 "2009-09-14T22:57:17Z")

</div>

Under what conditions does the engine start to overheat?

Tester