Pressure Cap

On Escort and Lynx models, a 16 psi pressure cap is used which should be tested at 13-19 psi. On Mustang, Capri, Fairmont and Zephyr models with standard cooling, a 13 psi pressure cap is used which should be tested at 11-17 psi. On all models with A/C, a 16 psi pressure cap is used which should be tested at 13-19 psi.