Toyota Grand Highlander (AS10) 2024 Owners Manual / Maintenance and care / Engine compartment / Checking and adding the
brake fluid
Toyota Grand Highlander (AS10): Checking and adding the brake fluid
■ Checking fluid level
The brake fluid level should be between the "MAX" and "MIN" lines on the tank.
■ Adding fluid
Make sure to check the fluid type and prepare the necessary item.
- Fluid type
FMVSS No.116 DOT 3 or SAE J1703 brake fluid
FMVSS No.116 DOT 4 or SAE J1704 brake fluid
- Item
Clean funnel
■Brake fluid can absorb moisture from the air
Excess moisture in the brake fluid can cause a dangerous loss of braking efficiency. Use only newly opened brake fluid.
WARNING
■When filling the reservoir
Take care as brake fluid can harm your hands and eyes and damage painted surfaces.
If fluid gets on your hands or in your eyes, flush the affected area with clean water immediately.
If you still experience discomfort, see a doctor.
NOTICE
■If the fluid level is low or high
It is normal for the brake fluid level to go down slightly as the brake pads wear out or when the fluid level in the accumulator is high.
If the reservoir needs frequent refilling, there may be a serious problem.
Battery
Check the battery as follows.
■ Battery exterior
Make sure that the battery terminals are not corroded and that there are no loose connections, cracks, or loose clamps.
- Terminals
- Hold-down clamp
■Before recharging
When recharging, the battery produces hydrogen gas which is flammable and explosive. Therefore, observe the following precautions before recharging:
- If recharging with the battery installed on the vehicle, be sure to disconnect the ground cable.
- Make sure the power switch on the charger is off when connecting and disconnecting the charger cables to the battery.
■After recharging/reconnecting the battery
- Unlocking the doors using the smart key system may not be possible immediately after reconnecting the battery. If this happens, use the wireless remote control or the mechanical key to lock/unlock the doors.
- Start the engine with the engine switch in ACC. The engine may not start with the engine switch turned off. However, the engine will operate normally from the second attempt.
- The engine switch mode is
recorded by the vehicle. If the battery
is disconnected and reconnected,
the vehicle will return the
engine switch mode to the status it
was in before the battery was disconnected.
Make sure to turn off the engine switch before disconnecting the battery. Take extra care when connecting the battery if the engine switch mode prior to the battery being disconnected is unknown.
If the system will not start even after multiple attempts at all the methods above, contact your Toyota dealer.
WARNING
■Chemicals in the battery
Batteries contain poisonous and corrosive sulfuric acid and may produce hydrogen gas which is flammable and explosive. To reduce the risk of death or serious injury, take the following precautions while working on or near the battery:
- Do not cause sparks by touching the battery terminals with tools.
- Do not smoke or light a match near the battery.
- Avoid contact with eyes, skin and clothes.
- Never inhale or swallow electrolyte.
- Wear protective safety glasses when working near the battery.
- Keep children away from the battery.
■Where to safely charge the battery
Always charge the battery in an open area. Do not charge the battery in a garage or closed room where there is insufficient ventilation.
■Emergency measures regarding electrolyte
- If electrolyte gets in your eyes Flush your eyes with clean water for at least 15 minutes and get immediate medical attention. If possible, continue to apply water with a sponge or cloth while traveling to the nearest medical facility.
- If electrolyte gets on your skin
Wash the affected area thoroughly.
If you feel pain or burning, get medical attention immediately.
- If electrolyte gets on your clothes It can soak through clothing on to your skin. Immediately take off the clothing and follow the procedure above if necessary.
- If you accidentally swallow electrolyte Drink a large quantity of water or milk. Get emergency medical attention immediately.
WARNING
■When there is insufficient battery fluid
Do not use if there is insufficient fluid in the battery. There is a possible danger that the battery may explode.
NOTICE
■When recharging the battery
Never recharge the battery while the engine is running. Also, be sure all accessories are turned off.
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