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Engine speed

WARNING: This page is about a different car, the 2005 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.
ENGINE SPEED CONDITIONS

Load condition Engine speed (rpm)(1)
No load 650-750
E/L operating 650-750
P/S operating 650-750
A/C operating(2) Refrigerant pressure low(3) 750-850
Refrigerant pressure high(4) 750-850
(1) Neutral or P position
(2) A/C switch and fan switch are on.
(3) Refrigerant pressure switch (middle pressure) is off.
(4) Refrigerant pressure switch (middle pressure) is on.