Lexus GX550 2025 - Do-It-Yourself Maintenance; Do-It-Yourself Service Precautions

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6-3. Do-it-yourself maintenance
6
Maintenance and care
6-3.Do-it-your self maintenance
Do-it-yourself service pre-
cautions
If you perform maintenance by
yourself, be sure to follow the cor-
rect procedure as given in these
sections.
Maintenance
Items Parts and tools
Battery condi-
tion (P.482)
•Warm water
• Baking soda
•Grease
• Conventional wrench
(for terminal clamp
bolts)
• Distilled water
Brake fluid level
(P.481)
•FMVSS No.116 DOT
3 or SAE J1703 brake
fluid
FMVSS No.116 DOT
4 or SAE J1704 brake
fluid
•Rag or paper towel
• Funnel (used only for
adding brake fluid)
Engine cool-
ant/intercooler
coolant level
(P.480)
•“Toyota Super Long
Life Coolant” or a sim-
ilar high quality eth-
ylene glycol-based
non-silicate, non-
amine, non-nitrite and
non-borate coolant
with long-life hybrid
organic acid technol-
ogy
For the U.S.A.: “Toyota
Super Long Life Coo-
lant” is premixed with
50% coolant and 50%
deionized water.
For Canada: “Toyota
Super Long Life Coo-
lant” is premixed with
55% coolant and 45%
deionized water.
• Funnel (used only for
adding coolant)
Engine oil level
(P.477)
•“Toyota Genuine
Motor Oil” or equiva-
lent
•Rag or paper towel
• Funnel (used only for
adding engine oil)
Fuses (P.501)
•Fuse with same
amperage rating as
original
Headlight aim
(P.504)
• Phillips-head screw-
driver
Engine radiator,
condenser and
intercooler radi-
ator (P.481)

Items Parts and tools