Maintenance and care -> Radiator and condenser for Your Toyota 4 Runner SUV Fifth Generation (2010-2024)

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6-3. Do-it-yourself maintenance  
Radiator and condenser  
Check the radiator and condenser and clear away any foreign objects.  
If either of the above parts is extremely dirty or you are not sure of  
their condition, have your vehicle inspected by your Toyota dealer.  
WARNING  
When the engine is hot  
Do not touch the radiator or condenser as they may be hot and cause seri-  
ous injuries, such as burns.  
Brake fluid  
Checking fluid level  
The brake fluid level should be  
between the “MAX” and “MIN”  
lines on the tank.  
“MAX” line  
1
“MIN” line  
2
6
Adding fluid  
Make sure to check the fluid type and prepare the necessary item.  
Fluid type  
Items  
FMVSS No.116 DOT 3 or SAE J1703 brake fluid  
Clean funnel  
Refilling brake fluid  
1
Turn the engine switch off.  
2
Depress the brake pedal more than 40 times.  
3
Remove the reservoir cap by hand. Add brake fluid up to the  
“MAX” line.  
If you do not follow the procedure above, the reservoir may over-  
flow.  
4RUNNER (U)