I have codes.

[ranger1993]

Hi im new to this site. I jst baught a 93 ranger The check engine
light is on. So the manual says its the eec and to have it serviced. Can we fix it at home? What do we need to get? My husband replaced the spark plugs. And the tempeture gadge is acting weird too.My husband replaced
the thermastat. Thanks

 

[BrooklynBay]

Welcome to this forum! I've renamed your thread, and moved it into the EEC-IV section. Find out what the code numbers are. Check the sticky threads on the top of this section for more information.