18 Apr 2025 Istanbul, Turkiye, Istanbul (LTFM); ILS Z Rwy 18, Cycle 2504 Procedure coding incorrect Notices & Alerts / Istanbul, Turkiye, Istanbul (LTFM); ILS Z Rwy 18, Cycle 2504 Included Regions (1) Western Europe & Mediterranean Included Areas (1) Turkey Jeppesen NavData for cycle 2504, effective 17 April 2025, contains incorrect data for Istanbul, Turkiye (LTFM). ILS Z Rwy 18 – speed restriction at waypoint AVTEQ (FAF) should read mandatory 195kts. WE STRONGLY URGE YOU TO MAKE THIS INFORMATION AVAILABLE TO APPROPRIATE CREW MEMBERS OR CUSTOMERS IMMEDIATELY! Revised coding will appear in Jeppesen NavData for cycle 2505, effective 15 May 2025. Until then an entry will appear in the NavData Change Notices and this Alert will be posted on the Jeppesen Web site: Notices and Alerts. Please refer to the Istanbul, Turkiye (LTFM) 31-7 chart dated 11 APR 25 (effective 17 April 2025) for valid information. 2504_LTFM_NavData Alert Back to All Notices & Alerts