Cooling System: Service and Repair

BLEEDING COOLING SYSTEM







Requirements:
Engine at operating temperature.
Heater set to "WARM".
Engine running at fast idle speed.






Loosen bleeder screw and tighten again when escaping coolant is without air bubbles.
Keep expansion tank full while bleeding.






Mark on expansion tank shows the full level for cold coolant (approx. 20°C - 68°F).