Suzuki Wagon R Manual page 2273

6B2-10 ENGINE COOLING (M13 ENGINE)
Cooling System Draining
1) Remove radiator cap.
2) Drain coolant from radiator drain plug (1).
3) After draining coolant, be sure to tighten drain plug (1)
securely.
Cooling System Refill
Refer to step 7) to 22) of "Cooling System Flush and Refill" in this
section.
Cooling Water Pipes or Hoses
Removal
1) Drain coolant referring to "Cooling System Draining" in this
section.
2) To remove these pipes or hoses, loosen clamp on each hose
and pull hose end off.
Installation
Install removed parts in reverse order of removal procedure, not-
ing the following.
• Tighten each clamp securely.
• Refill cooling system referring to step 7) to 22) of "Cooling
System Flash and Refill" in this section.