accord 3.0 petrol 1999.idling too high.**fixed**

[nk]

its a coupe version with the v6 engine.uk spec.
its idles at 1600 rpm.then the engines cuts out until it hits 1100 rpm.
anyone had any experience on these?
there was  a map sensor fault when it came in,but hasnt reoccured.
no fault codes stored.
where do start?
 
thanks for any help.
 

[KevMT]

Check for induction leak

[nk]

sorted now,twas the idle air control valve seized,it bolts under the throttle body,with 2x20 torx screws and is made in mexico by denso.
new one 400 from hondas,no he didnt have it done.