What was found
AFTER SELECTING ENG ICE, RT INTAKE LIGHT ILLUMINATED. QRH TO NO EFFECT. AIRCRAFT RETURNED TO DTW. MAINTENANCE REPLACED DEICE CONTROLLER RT ENG, ALL CHECKS GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AFTER SELECTING ENG ICE, RT INTAKE LIGHT ILLUMINATED. QRH TO NO EFFECT. AIRCRAFT RETURNED TO DTW. MAINTENANCE REPLACED DEICE CONTROLLER RT ENG, ALL CHECKS GOOD.