Temperature Jumping Up Then Normal

[vladlen]

Hi everybody. I'm new member.Sorry for my English. I got avensis2004 d4d 1cd engine. When I driven my car for first 5 mils temperature started going up then normal,than I stopped for and temperature dropped back to normal. I wate 20 min and drive again .temp start jump up after 3 mils. I stoped again.and situation repited. Whats can be a problem Many thanks for any help

[Exvec]

its your thermostat mate needs replacing.

[vladlen]

Hi Exvec. Thanks for your reply. I'd just replaced thermostat. But situation the same,temp going up

[Exvec]

Could be an airlock or the rad needs flushing.

[vladlen]

Thanks.Any ideas how to airlock remove