Mitsubishi — Draining the coolant
Maintenance · Cooling system
From a Mitsubishi owner's manual — check it applies to your exact model before use.
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Before you start
- Do not remove the radiator cap until the engine has cooled to room temperature.
- Coolant containing LLC drained from the engine is toxic. Do not dispose of coolant into regular sewage.
Procedure
- When draining coolant immediately after engine operation, let the engine idle at low idling speed for 5 to 6 minutes to lower the coolant temperature to 70 to 80°C [158 to 176°F].
- Open the radiator cap.
- Place coolant receiving cans under the drain cocks on the engine, and open the drain cocks to drain the coolant.
Tools required
- Coolant receiving cans Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Coolant temperature before draining: 70 to 80°C [158 to 176°F]
Source: Mitsubishi owner's manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.