Toyota 4Runner: On-vehicle Inspection

Toyota 4Runner Service Manual / Brake / Brake System (other) / Brake Fluid(for Hydraulic Brake Booster) / On-vehicle Inspection

ON-VEHICLE INSPECTION

CAUTION / NOTICE / HINT

NOTICE:

Water or deteriorated brake fluid. Sealed areas or brake fluid may deteriorate and lead to fluid leaks or decreased efficiency.

PROCEDURE

1. CHECK FLUID LEVEL IN RESERVOIR

(a) Turn the engine switch off and fully depress the brake pedal 40 times or more to release the pressure in the accumulator.

HINT:

When the pressure in the accumulator is released, the pedal stroke will lengthen.

(b) Adjust the fluid level so that it is at the MAX line.

HINT:

When the engine switch is turned on (IG), brake fluid is sent to the accumulator and the fluid level decreases by approximately 10 mm (0.394 in.) from the MAX line.

Brake fluid:

SAE J1703 or FMVSS NO. 116 DOT 3

Brake Fluid(for Hydraulic Brake Booster)

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Replacement

REPLACEMENT CAUTION / NOTICE / HINT NOTICE: Perform brake fluid replacement with the shift lever in P and the parking brake set. Perform brake fluid replacement while adding fluid t ...

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