3.8L ENGINE, WON'T START WHEN WARMED UP on 1997 Chrysler Town & Country

STARTS FINE WHEN ENGINE IS COLD. AFTER IT REACHES OPERATING
TEMP IT WON'T START AGAIN UNTIL THE ENGINE COOLS OFF FOR ABOUT 30 MINUTES THEN IT STARTS FINE. NO CODES. REPLACED CAM POSITION SENSOR, CRANK SHAFT POSITION SENSOR. VAN RUNS FINE AFTER IT STARTS.

2 answers
could be a bad ign module when it wont start check for spark and fuel pressure
have you check the coil? I ask because when the coil get hot it might cause misfire,stalling out, shut off,