Mitsubishi — Checking battery electrolyte level and specific gravity
Maintenance
From a Mitsubishi owner's manual — check it applies to your exact model before use.
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Before you start
- Wash electrolyte spills immediately with plenty of water.
- Do not use flames near the battery.
Procedure
- Check fluid surface is between LOWER LEVEL and UPPER LEVEL lines; if no lines, 10 to 15 mm above top edges of plate.
- If fluid level is lower, remove caps and add distilled water to proper level.
- Check specific gravity of electrolyte at 20 °C.
- If specific gravity is lower than 1.22, charge the battery.
Tools required
- hydrometer Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- specific gravity lower than 1.22 at 20 °C requires charging
- 10 to 15 mm above plate top edges
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.