2015 Ford Flex Owner Manual Printing 1 - Page 365

364 Items A/C refrigerant capacity9 2015 Flex (471) Owners Guide gf, 1st Printing, October 2014 USA (fus) Capacity Ford part name or equivalent Ford part number / Ford specification Capacities and Specifications 3.5L EcoBoost engine YN-19 (U.S.); 2.44 lb (1.11 kg) Motorcraft R-134a CYN-16-R (Canada) / Refrigerant 3.5L V6 WSH-M17B19-A 2.31 lb (1.05 kg) 3.5L EcoBoost engine 7.9 fl oz (0.23 L) Motorcraft PAG Refrigerant YN-12-D / A/C refrigerant 3.5L V6 Compressor Oil WSH-M1C231-B compressor oil9 8.9 fl oz (0.26 L) 1 Ford recommends using Motorcraft (Ford) DOT 4 Low Viscosity High Performance Brake Fluid or equivalent meeting WSS-M6C65-A2. Use of any fluid other than the recommended fluid may cause degraded brake performance and not meet the Ford performance standards. Keep brake fluid clean and dry. Contamination with dirt, water, petroleum products or other materials may result in brake system damage and possible failure. 2 Approximate dry fill capacity. Actual amount may vary during fluid changes. 3 Automatic transmissions that require MERCON LV should only use MERCON LV fluid. Refer to scheduled maintenance information to determine the correct service interval. Use of any fluid other than the recommended fluid may cause transmission damage. 4 See your authorized dealer for fluid level checking or filling. 5 Your engine has been designed to use Motorcraft engine oils or equivalent oils that meet Ford specifications. It is also acceptable to use an engine oil of recommended viscosity grade that meets API SN requirements and displays the API Certification Mark for gasoline engines. 6 Do not use supplemental engine oil additives in your engine. They are unnecessary and could lead to engine damage that is not covered by your Ford warranty.