Draining Engine Coolant
Changing Engine CoolantWARNING: To avoid the danger of being scalded, never change the coolant when the engine is hot.
DRAINING ENGINE COOLANT
1. Set air conditioning system as follows to prevent coolant from remaining in the system.
a. Turn ignition switch "ON" and set temperature controller to maximum hot position.
b. Wait 10 seconds before turning ignition switch "OFF".
2. Open radiator drain plug at the bottom of radiator and remove radiator filler cap.
When draining all of the coolant in the system, also perform the following two steps.
Be careful not to allow coolant to contact drive belts.
1. Remove cylinder block drain plugs and air relief plug.
2. Check drained coolant for contaminants such as rust, corrosion or discoloration. If contaminated flush engine cooling system. Refer to "FLUSHING COOLING SYSTEM".
Flushing Cooling System