Plastic intake manifold warping and coolant leak
ENGINE AND ENGINE COOLING
2 NHTSA complaints · 2012-11 → 2014-04
“INTAKE MANIFOLD IS SUBJECT TO EXTREMELY HIGH TEMPERATURES. FORD'S CURRENT DESIGN INCLUDES A PLASTIC INTAKE MANIFOLD THAT IS SUSCEPTIBLE TO WARPING AND MAY CAUSE ENGINE FAILURE IF COOLANT LOOSES PRESSURE DUE TO LEAK. *TT”
“LEAKING INTAKE MANIFOLD AT THE COOLANT CROSSOVER (THERMOSTAT HOUSING). ALUMINUM CROSSOVER BECOMES SEPARATED FROM THE PLASTIC INTAKE MANIFOLD WHICH WILL CAUSE OVERHEATING AND SEVERE ENGINE DAMAGE AT ALL SPEEDS”