The following information applies to vehicles without an engine coolant temperature gauge. If your 
vehicle is equipped with an engine coolant temperature gauge in the instrument cluster, see ⇒  Warn-ing light and engine coolant temperature gauge. 
When the ignition is switched on, several warning and indicator lights come on briefly for a function check. They go out after a few seconds. 
The following table explains what to do if the engine coolant temperature warning light  ~ does not go out a few seconds after the engine is started or starts flashing while driving. 
 
Flashes   Possible cause   Proper response  
 ~  
Engine coolant temperature too high.