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Cooling System Specifications

WARNING: This page is about a different car, the 1998 Mazda 626, 1997 Mazda MX-6, and 1997 Mazda 626. However, it is still accessible from the selected car via links, so may be relevant.
COOLING SYSTEM SPECIFICATIONS (2.0L)

Model Specification
Coolant Replacement Interval (1)
Coolant Capacity 7.4 Qts. (7.0L)
Pressure Cap 13.6-17.7 psi (0.95-1.25 kg/cm2 )
Thermostat Open Temperature
Starts 176-183°F (80-84°C)
Fully Open 203°F (95°C)
Thermostat Open Lift 0.33" (8.5 mm)
(1) Replace at first 45,000 miles or 36 months. After that, every 30,000 miles or 24 months.
COOLING SYSTEM SPECIFICATIONS (2.5L)

Model Specification
Coolant Replacement Interval (1)
Coolant Capacity 7.9 Qts. (7.5L)
Pressure Cap 11-15 psi (0.75-1.05 kg/cm2 )
Thermostat Open Temperature
Starts 176-183°F (80-84°C)
Fully Open 203°F (95°C)
Thermostat Open Lift 0.33" (8.5 mm)
(1) Replace at first 45,000 miles or 36 months. After that, every 30,000 miles or 24 months.